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Greensmaster 3320/3420 This page is intentionally blank.

Page 3 - Table Of Contents; Chapter 2 -- Product Records and Maintenance

Greensmaster 3320/3420 Table Of Contents Chapter 1 -- Safety General Safety Instructions 1 -- 2 . . . . . . . . . . . . . . . . . . Jacking Instructions 1 -- 5 . . . . . . . . . . . . . . . . . . . . . . . . . Safety and Instruction Decals 1 -- 6 . . . . . . . . . . . . . . . . Chapter 2 -- Product ...

Page 7 - Chapter 1; Safety; Table of Contents; Safety

Greensmaster 3320/3420 Page 1 -- 1 Safety Chapter 1 Safety Table of Contents GENERAL SAFETY INSTRUCTIONS 2 . . . . . . . . . . . . Before Operating 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . While Operating 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maintenance and Serv...

Page 8 - General Safety Instructions; Before Operating

Greensmaster 3320/3420 Page 1 -- 2 Safety General Safety Instructions Greensmaster TriFlex Hybrid 3320 and 3420 machines have been tested and certified by TORO for compliance with existing safety standards and specifications. Al- though hazard control and accident prevention are par- tially dependen...

Page 9 - While Operating

Greensmaster 3320/3420 Page 1 -- 3 Safety While Operating 1. Sit on the seat when starting and operating the ma- chine. 2. Before starting the engine: A. Sit on the operator seat. B. Verify that functional control lever is in neutral. C. Verify that parking brake is applied. D. Proceed to start engi...

Page 10 - Maintenance and Service

Greensmaster 3320/3420 Page 1 -- 4 Safety Maintenance and Service 1. The Traction Unit and Cutting Unit Operator’s Manu- als provide information regarding the operation, general maintenance and maintenance intervals for your Greensmaster machine. Refer to these publications for additional informatio...

Page 11 - Jacking Instructions; When changing attachments, tires or perform-

Greensmaster 3320/3420 Page 1 -- 5 Safety Jacking Instructions CAUTION When changing attachments, tires or perform- ing other service, use correct jacks and sup-ports. Make sure machine is parked on a solid,level surface such as a concrete floor. Prior to raising machine, remove any attachments that...

Page 12 - Safety and Instruction Decals

Greensmaster 3320/3420 Page 1 -- 6 Safety Safety and Instruction Decals Numerous safety and instruction decals are affixed to the traction unit and the cutting units of Greensmaster TriFlex Hybrid 3320 and 3420 machines. If any decal be- comes illegible or damaged, install a new decal. Part numbers ...

Page 13 - Chapter 2; Product Records and Maintenance

Greensmaster 3320/3420 Page 2 -- 1 Product Records and Maintenance Chapter 2 Product Records and Maintenance Table of Contents PRODUCT RECORDS 1 . . . . . . . . . . . . . . . . . . . . . . . . . MAINTENANCE 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EQUIVALENTS AND CONVERSIONS 2 ....

Page 14 - Equivalents and Conversions

0.09375 Greensmaster 3320/3420 Page 2 -- 2 Product Records and Maintenance Equivalents and Conversions

Page 15 - Torque Specifications; reduced by 25% for lubricated fasteners; Fastener Identification

Greensmaster 3320/3420 Page 2 -- 3 Product Records and Maintenance Torque Specifications Recommended fastener torque values are listed in the following tables. For critical applications, as determined by Toro, either the recommended torque or a torque that is unique to the application is clearly ide...

Page 18 - Other Torque Specifications; Conversion Factors

Greensmaster 3320/3420 Page 2 -- 6 Product Records and Maintenance Other Torque Specifications SAE Grade 8 Steel Set Screws Thread Size Recommended Torque Square Head Hex Socket 1/4 -- 20 UNC 140 + 20 in--lb 73 + 12 in--lb 5/16 -- 18 UNC 215 + 35 in--lb 145 + 20 in--lb 3/8 -- 16 UNC 35 + 10 ft--lb 1...

Page 19 - Chapter 3; Gasoline Engine; Ga

Greensmaster 3320 Page 3 -- 1 Gasoline Engine Chapter 3 Gasoline Engine Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . . . . . . . . . . . . . F...

Page 20 - Specifications

Greensmaster 3320 Page 3 -- 2 Gasoline Engine Specifications Item Description Make / Designation Briggs and Stratton, 4--cycle, V--Twin Cylinder, OHV, Air Cooled, Gasoline Engine -- Model 385447 Bore x Stroke 2.97” x 2.76” (75.5 mm x 70 mm) Total Displacement 38.3 in 3 (627 cc) Governor Mechanical G...

Page 21 - General Information; Operator’s Manual

Greensmaster 3320 Page 3 -- 3 Gasoline Engine General Information Information about specifications, maintenance, trouble- shooting, testing and repair of the gasoline engine used in the Greensmaster TriFlex Hybrid 3320 is included in this chapter and the Briggs & Stratton Vanguard V--Twin OHV Re...

Page 22 - Fuel Evaporative Control System

Greensmaster 3320 Page 3 -- 4 Gasoline Engine Fuel Evaporative Control System Figure 1 FRESH AIR FILTER CARBON CANNISTER FUEL TANK ENGINE CHECKVALVE CHECK VALVE CHECK VALVE FRESH AIR FILTER CARBON CANNISTER FUEL TANK ENGINE TO INTAKE MANIFOLD TO INTAKE MANIFOLD TO AIR CLEANER SERIAL NUMBER BELOW 312...

Page 25 - Adjustments; Choke Cable Adjustment

Greensmaster 3320 Page 3 -- 7 Gasoline Engine Adjustments Choke Cable Adjustment 1. Park machine on a level surface, disengage and low- er cutting units, move functional control lever to neutral (N), engage parking brake, stop the engine and remove the key from the ignition switch. Wait for all mach...

Page 26 - Service and Repairs; Fuel Evaporative Control System (Serial Number Below 312000000)

Greensmaster 3320 Page 3 -- 8 Gasoline Engine Service and Repairs Fuel Evaporative Control System (Serial Number Below 312000000) Figure 3 FRONT RIGHT 1. Flange head screw (2 used) 2. Tank mount plate 3. Fuel hose 4. Grommet (2 used) 5. Fuel hose (cannister to tank vent) 6. Hose clamp (3 used) 7. Ca...

Page 27 - DANGER

Greensmaster 3320 Page 3 -- 9 Gasoline Engine Removal (Fig. 3) 1. Park machine on a level surface, disengage and low- er cutting units, move functional control lever to neutral (N), engage parking brake, stop the engine and remove the key from the ignition switch. Wait for all machine movement to st...

Page 28 - Fuel Evaporative Control System (Serial Number Above 312000000)

Greensmaster 3320 Page 3 -- 10 Gasoline Engine Fuel Evaporative Control System (Serial Number Above 312000000) Figure 5 FRONT RIGHT 1. Flange head screw (2 used) 2. Tank mount plate 3. Washer head screw (2 used) 4. Grommet (2 used) 5. Washer head screw 6. Hose clamp (2 used) 7. Carbon cannister 8. C...

Page 30 - Fuel Tank

Greensmaster 3320 Page 3 -- 12 Gasoline Engine Fuel Tank Figure 7 FRONT RIGHT 30 to 50 in--lb (3.4 to 5.6 N--m) Antiseize Lubricant 1. Flange head screw (2 used) 2. Tank mount plate 3. Washer head screw (2 used) 4. Grommet (2 used) 5. Fuel hose (2 used) 6. Hose clamp (3 used) 7. Carbon cannister 8. ...

Page 32 - Engine; CAUTION

Greensmaster 3320 Page 3 -- 14 Gasoline Engine Engine Figure 9 1. Engine assembly 2. Spacer screw 3. Muffler 4. Muffler mount 5. Cap screw (4 used) 6. Flange nut (4 used) 7. Muffler shield 8. Hardened washer (8 used) 9. Cap screw (4 used) 10. Muffler clamp 11. Lock nut (4 used) 12. Pump mount 13. Ca...

Page 35 - Chapter 4; Diesel Engine; Die

Greensmaster 3420 Page 4 -- 1 Diesel Engine Chapter 4 Diesel Engine Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . . . . . . . . . . . . . ADJUS...

Page 39 - Adjust Throttle Control; FAST

Greensmaster 3420 Page 4 -- 5 Diesel Engine Adjustments Adjust Throttle Control Proper throttle operation is dependent upon proper ad- justment of throttle control. Make sure throttle control is operating properly. NOTE: The throttle cable swivel should be positioned in the lowest hole in the speed ...

Page 40 - Air Cleaner Assembly

Greensmaster 3420 Page 4 -- 6 Diesel Engine Service and Repairs Air Cleaner Assembly Figure 3 1. Air inlet hood 2. Flat washer (2 used) 3. Cap screw (2 used) 4. Mounting bracket 5. Air cleaner assembly 6. Hose clamp (2 used) 7. Flange nut (2 used) 8. Air intake hose 9. R--clamp FRONT RIGHT 1 4 5 3 2...

Page 42 - Exhaust System

Greensmaster 3420 Page 4 -- 8 Diesel Engine Exhaust System Figure 5 1. Engine assembly 2. Muffler assembly 3. Lock nut (4 used) 4. Exhaust pipe 5. Flange head screw 6. Flange nut (4 used) 7. Lock washer (3 used) 8. Exhaust plate 9. Exhaust gasket 10. Flange nut 11. Flange nut 12. Brace 13. Flat wash...

Page 44 - The muffler and exhaust manifold may be hot.

Greensmaster 3420 Page 4 -- 10 Diesel Engine Fuel Tank Figure 6 FRONT RIGHT 1. Fuel tank 2. Tank mount plate 3. Flange head screw (4 used) 4. Clip (2 used) 5. Fuel cap 6. Fuel vent valve 7. Grommet 8. Bushing 9. Elbow fitting 10. Vent hose 11. Hose clamp 12. Flange bushing (4 used) 13. Flat washer (...

Page 46 - Radiator

Greensmaster 3420 Page 4 -- 12 Diesel Engine Radiator Figure 8 1. Seal panel 2. Radiator shroud 3. Trim seal 4. Fan assembly 5. Radiator assembly 6. Hose clamp (2 used) 7. R--clamp (2 used) 8. Clip (8 used) 9. Stud (2 used) 10. Stud retainer (2 used) 11. Receptacle (2 used) 12. Cap screw (4 used) 13...

Page 48 - Starter Motor

Greensmaster 3420 Page 4 -- 14 Diesel Engine Starter Motor Figure 9 1. Starter motor 2. Flywheel plate 3. Bell housing 4. Cap screw (2 used) 5. Lock washer (2 used) 6. Nut (2 used) 2 1 3 6 5 4

Page 49 - draulic system may be hot. To avoid possible in-

Greensmaster 3420 Page 4 -- 15 Diesel Engine Starter Motor Removal (Fig. 9) 1. Park machine on a level surface, disengage and low- er cutting units, move functional control lever to neutral (N), engage parking brake, stop the engine and remove the key from the ignition switch. Wait for all machine m...

Page 51 - Support the hydraulic pump, bell housing and

Greensmaster 3420 Page 4 -- 17 Diesel Engine 3. Close fuel shut--off valve on fuel tank. 4. Remove air cleaner and air intake hose from ma- chine (see Air Cleaner Removal in this section). 5. Remove radiator from machine (see Radiator Re- moval in this section). 6. Remove exhaust system from machine...

Page 52 - When removing engine assembly, make sure lift

Greensmaster 3420 Page 4 -- 18 Diesel Engine 12.Remove tension on generator belt and remove belt from the generator pulley attached to engine (see Gen- erator Drive Belt (Greensmaster 3420) in the Service and Repairs section of Chapter 6 -- Electrical System). CAUTION When removing engine assembly, ...

Page 53 - When installing engine assembly, make sure lift

Greensmaster 3420 Page 4 -- 19 Diesel Engine CAUTION When installing engine assembly, make sure lift or hoist can safely support 190 lbs (86 kg). 5. Attach a suitable lift or hoist to engine. IMPORTANT: Make sure to not damage the engine, fuel hoses, hydraulic lines, electrical harness or other part...

Page 55 - Chapter 5; Hydraulic System; Hy

Greensmaster 3320/3420 Hydraulic System Page 5 -- 1 Chapter 5 Hydraulic System Table of Contents SPECIFICATIONS 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 4 . . . . . . . . . . . . . . . . . . . . . Operator’s Manuals 4 . . . . . . . . . . . . . . . . . . . . . . ....

Page 58 - Operator’s Manuals; Check level of hydraulic fluid daily.; Pushing Traction Unit; IMPORTANT: Do not push the machine faster than

Greensmaster 3320/3420 Hydraulic System Page 5 -- 4 General Information Operator’s Manuals The Traction Unit and Cutting Unit Operator’s Manuals provide information regarding the operation, general maintenance procedures and maintenance intervals for your Greensmaster machine. Refer to these publica...

Page 59 - Relieving Hydraulic System Pressure; Before installing, removing or servicing the cut-; Traction Circuit Component Failure

Greensmaster 3320/3420 Hydraulic System Page 5 -- 5 Relieving Hydraulic System Pressure Before disconnecting or performing any work on your Greensmaster hydraulic system, all pressure in the hy- draulic system must be relieved. To relieve hydraulic pressure in the traction circuit, park machine on a...

Page 60 - Hydraulic Hoses; WARNING; Keep body and hands away from pin hole leaks or

Greensmaster 3320/3420 Hydraulic System Page 5 -- 6 Hydraulic Hoses Hydraulic hoses are subject to extreme conditions such as pressure differentials during operation and exposure to weather, sun, chemicals, very warm storage condi- tions or mishandling during operation and maintenance. These conditi...

Page 64 - Hydraulic Schematic

Greensmaster 3320/3420 Hydraulic System Page 5 -- 10 Hydraulic Schematic NOT E :A larger hydraulic schematic is in cl ude d in C ha pter 10 -- Fold ou tD ra wing s 29 20 HI GH ID LE (2 80 0 D IESEL) 1650 LO W IDLE (1 56 0 D IESEL) P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCT IO N STRAIN ER GEA...

Page 66 - Hydraulic Flow Diagrams

Greensmaster 3320/3420 Hydraulic System Page 5 -- 12 Hydraulic Flow Diagrams Tra ction Cir cuit (For war d Dir ec tio n S hown) H igh Pressure Low Pressure (Charge) Re tu rn or Su ct io n Fl ow G ree nsma ste r 33 20 /342 0 All solenoids ar e show n as d e --energized. Tr ac ti o n pedal is p res se...

Page 67 - Traction Circuit; Forward

Greensmaster 3320/3420 Hydraulic System Page 5 -- 13 Traction Circuit The traction circuit piston pump is a variable displace- ment pump that is directly coupled to the engine. Push- ing the traction pedal controls the variable displacement piston pump swash plate to create a flow of oil. This oil i...

Page 69 - Lower Cutting Units

Greensmaster 3320/3420 Hydraulic System Page 5 -- 15 Lower Cutting Units The gear pump is directly coupled to the piston (traction) pump. The gear pump supplies hydraulic flow for the steering circuit (priority flow), for raising and lowering the cutting units and for the traction charge circuit. Th...

Page 71 - Raise Cutting Units

Greensmaster 3320/3420 Hydraulic System Page 5 -- 17 Raise Cutting Units The gear pump is directly coupled to the piston (traction) pump. The gear pump supplies hydraulic flow for the steering circuit (priority flow), for raising and lowering the cutting units and for the traction charge circuit. Th...

Page 73 - Right and Left Turn; Right Turn

Greensmaster 3320/3420 Hydraulic System Page 5 -- 19 Right and Left Turn The gear pump is directly coupled to the piston (traction) pump. The gear pump supplies hydraulic flow for the steering circuit (priority flow), for raising and lowering the cutting units and for the traction charge circuit. Th...

Page 74 - Special Tools; Hydraulic Pressure Test Kit

Greensmaster 3320/3420 Hydraulic System Page 5 -- 20 Special Tools Order these special tools from your Toro Distributor. Hydraulic Pressure Test Kit Use to take various pressure readings for diagnostic tests. Quick disconnect fittings provided attach directly to mating fittings on machine test ports...

Page 75 - 0 GPM Hydraulic Tester (Pressure and Flow)

Greensmaster 3320/3420 Hydraulic System Page 5 -- 21 40 GPM Hydraulic Tester (Pressure and Flow) Use to test hydraulic circuits and components for flow and pressure capacities as recommended in the Testing section of this chapter. This tester includes the following: 1. LOAD VALVE: A simulated workin...

Page 76 - High Flow Hydraulic Filter Kit

Greensmaster 3320/3420 Hydraulic System Page 5 -- 22 High Flow Hydraulic Filter Kit The high flow hydraulic filter kit is designed with large flow (40 GPM/150 LPM) and high pressure (5000 PSI/345 bar) capabilities. This kit provides for bi--direc- tional filtration which prevents filtered debris fro...

Page 77 - Measuring Container

Greensmaster 3320/3420 Hydraulic System Page 5 -- 23 Measuring Container Use this container for doing hydraulic motor efficiency testing (motors with case drain lines only). Measure effi- ciency of a hydraulic motor by restricting the outlet flow from the motor and measuring leakage from the case dr...

Page 78 - Troubleshooting; General Hydraulic System Problems; Problem

Greensmaster 3320/3420 Hydraulic System Page 5 -- 24 Troubleshooting The charts that follow contain information to assist in troubleshooting. There may possibly be more than one cause for a machine malfunction. Refer to the Testing section of this Chapter for precau- tions and specific test procedur...

Page 79 - Traction Circuit Problems

Greensmaster 3320/3420 Hydraulic System Page 5 -- 25 Traction Circuit Problems Problem Possible Cause Neutral is difficult to find or unit oper- ates in one direction only. External traction control linkage is misadjusted, disconnected, bind- ing or damaged. Piston (traction) pump is worn or damaged...

Page 80 - Lift/Lower Circuit Problems

Greensmaster 3320/3420 Hydraulic System Page 5 -- 26 Lift/Lower Circuit Problems Problem Possible Cause Gear pump is noisy (cavitation). Reservoir oil level is low. Gear pump suction line is restricted. Gear pump suction line has an air leak. Cutting units will not lift or lift slowly. Engine speed ...

Page 81 - Steering Circuit Problems

Greensmaster 3320/3420 Hydraulic System Page 5 -- 27 Steering Circuit Problems Problem Possible Cause Steering wheel is hard to turn. Power steering valve has insufficient oil flow (lift and charge circuits affected as well) (see Steering/Lift Circuit Gear Pump Flow Test in the Testing section of th...

Page 84 - Charge Relief Valve Pressure Test (Using Pressure Gauge); Procedure for Charge Relief Valve Pressure Test:; Prevent personal injury and/or damage to equip-

Greensmaster 3320/3420 Hydraulic System Page 5 -- 30 Charge Relief Valve Pressure Test (Using Pressure Gauge) ENGINE GEAR C 3000 PSI 10.3 RIG H T AB AB .33 1.44 110 -- 150 PSI G1 G2 A B B A TOP PORT BOTTOM PORT BACK POR T C1 HYDROSTAT BYPASS VALVE 1.9 GPM 70 to MOW = 6.7 GPM AT 3.8 MPH TRANSPORT = 1...

Page 86 - PUMP FROM GREENSMASTER 3320

Greensmaster 3320/3420 Hydraulic System Page 5 -- 32 Piston (Traction) Pump Flow Test (Using Tester with Flowmeter and Pressure Gauge) ENGINE GEAR C 3000 PSI 10.3 RIG H T AB AB .33 1.44 110 -- 150 PSI G1 G2 A B B A TOP PORT BOTTOM PORT BA C K PO R T C1 HYDROSTAT BYPASS VALVE 1.9 GPM 70 to MOW = 6.7 ...

Page 90 - Steering/Lift Relief Valve Pressure Test (Using Pressure Gauge)

Greensmaster 3320/3420 Hydraulic System Page 5 -- 36 Steering/Lift Relief Valve Pressure Test (Using Pressure Gauge) ENGINE P T E S3 RV 400PSI S2 S1 P T C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIG H T AB AB 1.44 110 -- 150 PSI L R OR2 OR3 .028 G1 G1 G2 A B OR1.037 B A TOPPORT BOTTOM PORT BACK PO...

Page 96 - Power Steering Valve Test

Greensmaster 3320/3420 Hydraulic System Page 5 -- 42 Power Steering Valve Test P T E BALL JOINT L R END PORT 1160 VALVE PSI POWER STEERING 4.5 STEERING CYLINDER PLUG (CYLINDER ROD FULLY EXTENDED) ROTATED FOR LEFT TURN STEERING WHEEL

Page 98 - Adjust Manifold Relief Valves; increase

Greensmaster 3320/3420 Hydraulic System Page 5 -- 44 Adjustments Adjust Manifold Relief Valves The lift control manifold includes an adjustable relief valve. If adjustment of this valve is necessary, follow the following procedure. NOTE: Do not remove relief valve from the hydraulic manifold for adj...

Page 99 - Adjust Traction Control Assembly

Greensmaster 3320/3420 Hydraulic System Page 5 -- 45 Adjust Traction Control Assembly Proper control of the traction circuit is accomplished by the traction pedal, cables and piston (traction) pump neutral assembly. Adjustments to these components may be required for correct operation. Use the follo...

Page 101 - Flush Hydraulic System

Greensmaster 3320/3420 Hydraulic System Page 5 -- 47 Flush Hydraulic System IMPORTANT: Flush the hydraulic system any time there is a severe component failure or the system is contaminated (oil appears milky or black or con- tains metal particles). IMPORTANT: Flush hydraulic system when chang- Ing f...

Page 104 - Gear Pump

Greensmaster 3320/3420 Hydraulic System Page 5 -- 50 Gear Pump 1. Gear pump 2. Flat washer (2 used) 3. Socket head screw (2 used) 4. Hydraulic fitting 5. 90 o hydraulic fitting 6. Hose clamp 7. O--ring 8. Hydraulic hose (steering/lift supply) 9. Suction (inlet) hose 10. O--ring 11. O--ring 12. Pisto...

Page 106 - Gear Pump Service; IMPORTANT: Use caution when clamping gear

Greensmaster 3320/3420 Hydraulic System Page 5 -- 52 Gear Pump Service 1. O--ring 2. Front cover 3. Back--up seal 4. Pressure seal 5. Front thrust plate 6. Drive shaft 7. Idler gear 8. Rear thrust plate 9. Dowel pin (4 used) 10. O--ring 11. Housing 12. End cover 13. Cap screw (4 used) 14. Washer (4 ...

Page 116 - Piston Pump Crush Ring Replacement; too low

Greensmaster 3320/3420 Hydraulic System Page 5 -- 62 Piston Pump Crush Ring Replacement 1. Crush ring 2. Shims 3. Cover plate 4. Housing 5. Swash plate (control shaft) 6. Bearing cone 7. Bearing cup 8. O--ring 9. Washers (3 used) 10. Cap screws (3 used) Figure 44 v 6 4 5 8 7 2 3 9 10 1 29 ft--lb (39...

Page 118 - Front Wheel Motors

Greensmaster 3320/3420 Hydraulic System Page 5 -- 64 Front Wheel Motors Figure 45 1. Wheel assembly 2. Wheel hub 3. Brake drum 4. Wheel stud (4 per wheel) 5. Brake assembly (LH shown) 6. Cap screw (4 per brake) 7. Lock nut 8. Cap screw (4 per motor) 9. Lug nut (4 per wheel) 10. Brake lever tab 11. H...

Page 122 - Wheel Motor Service

Greensmaster 3320/3420 Hydraulic System Page 5 -- 68 Wheel Motor Service 1. Dirt seal 2. Housing 3. Back--up ring 4. Back--up washer 5. Shaft seal 6. Coupling shaft 7. Drive link 8. Seal ring (5 used) 9. Thrust bearing 10. Wear plate 11. Rotor assembly 12. Manifold assembly 13. Commutator assembly 1...

Page 124 - Lift Cylinders

Greensmaster 3320/3420 Hydraulic System Page 5 -- 70 Lift Cylinders 1. Lift control manifold 2. Hydraulic lift cylinder (#2 and #3 CU) 3. Hydraulic lift cylinder (#1 CU) 4. Tapered pin (2 used) 5. Hydraulic hose 6. Lock nut (2 used) 7. Hydraulic hose 8. Flange nut 9. Clevis pin (3 used) 10. Pivot pi...

Page 126 - Lift Cylinder Service; FRONT LIFT CYLINDER SHOWN

Greensmaster 3320/3420 Hydraulic System Page 5 -- 72 Lift Cylinder Service 1. Barrel 2. Retaining ring 3. Lock nut 4. Wear ring 5. Piston seal 6. O--ring 7. Piston 8. O--ring 9. Back--up ring 10. Head seal 11. Dust seal 12. Head 13. Shaft Figure 50 FRONT LIFT CYLINDER SHOWN 40 ft--lb (54 N--m) 2 3 6...

Page 128 - Lift Control Manifold

Greensmaster 3320/3420 Hydraulic System Page 5 -- 74 Lift Control Manifold 1. Lift control manifold 2. 90 o hydraulic fitting (3 used) 3. O--ring 4. O--ring 5. 45 o hydraulic fitting 6. O--ring 7. O--ring 8. O--ring 9. 90 o hydraulic fitting 10. O--ring 11. Hydraulic hose 12. Hydraulic hose 13. Tee ...

Page 130 - Lift Control Manifold Service; VIEW FROM

Greensmaster 3320/3420 Hydraulic System Page 5 -- 76 Lift Control Manifold Service 1. Lift manifold 2. Zero leak plug (5 used) 3. Orifice (0.028) (ports C4 and C6) 4. 90 o hydraulic fitting 5. Solenoid valve (port S2) 6. Solenoid valve (port S4) 7. Solenoid coil 8. Nut 9. Solenoid coil (3 used) 10. ...

Page 132 - Control Manifold Cartridge Valve Service

Greensmaster 3320/3420 Hydraulic System Page 5 -- 78 Control Manifold Cartridge Valve Service CAUTION Before continuing further, read and become fa- miliar with General Precautions for Removing and Installing Hydraulic System Components in this section. 1. Make sure the control manifold is clean bef...

Page 134 - Power Steering Valve

Greensmaster 3320/3420 Hydraulic System Page 5 -- 80 Power Steering Valve 1. Steering wheel cap 2. Hex nut 3. Flat washer 4. Screw 5. Flange head screw (2 used) 6. Steering wheel 7. Button head screw (6 used) 8. Tinnerman nut (6 used) 9. Flange head screw (4 used) 10. Power steering valve 11. Steeri...

Page 135 - Before continuing further, read and become fa-

Greensmaster 3320/3420 Hydraulic System Page 5 -- 81 Removal (Fig. 53) 1. Park machine on a level surface, engage the parking brake, lower the cutting units and stop the engine. Re- move key from the ignition switch. CAUTION Before continuing further, read and become fa- miliar with General Precauti...

Page 136 - Power Steering Valve Service

Greensmaster 3320/3420 Hydraulic System Page 5 -- 82 Power Steering Valve Service 1. Plug 2. Plug 3. Spring 4. Relief valve 5. Dust seal 6. T port 7. Housing 8. R port 9. E port 10. Shaft seal 11. Thrust washer 12. Bearing 13. Cross pin 14. Ring 15. Sleeve 16. Spool 17. Cardan shaft 18. O--ring 19. ...

Page 138 - Steering Cylinder

Greensmaster 3320/3420 Hydraulic System Page 5 -- 84 Steering Cylinder 1. Steering cylinder 2. Frame 3. Rear steering fork 4. Jam nut (4 used) 5. Rear wheel spindle 6. Steering spindle 7. Rear wheel assembly 8. Retaining ring (2 used) 9. Ball joint (2 used) 10. Cylinder spacer Figure 56 FRONT RIGHT ...

Page 140 - Steering Cylinder Service

Greensmaster 3320/3420 Hydraulic System Page 5 -- 86 Steering Cylinder Service 1. Shaft 2. Collar 3. Head (ball joint end) 4. Dust seal 5. Shaft seal 6. O --ring and backup ring 7. Wear ring 8. Piston seal 9. Dowel pin 10. Piston 11. O --ring 12. Barrel 13. Head (non--ball joint end) Figure 58 2 3 6...

Page 142 - Hydraulic Reservoir

Greensmaster 3320/3420 Hydraulic System Page 5 -- 88 Hydraulic Reservoir 1. Tank mount plate 2. O--ring 3. Hydraulic reservoir 4. Tank cover 5. Plug 6. O--ring 7. Cap screw (4 used) 8. Neoprene washer (4 used) 9. Flat washer (4 used) 10. Overflow hose 11. Hose clamp (2 used) 12. Flange bushing (4 us...

Page 144 - Leak Detector

Greensmaster 3320/3420 Hydraulic System Page 5 -- 90 Leak Detector Tank (Machines Equipped with Optional Turf Guardian TM Leak Detector System) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6. Cap screw (4 used) 7. Flat washer (4 used) 8. Neopren...

Page 148 - dian; Leak Detector System)

Greensmaster 3320/3420 Hydraulic System Page 5 -- 94 Leak Detector Solenoid Valve Assembly (Machines Equipped with Optional Turf Guar- dian TM Leak Detector System) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6. Cap screw (4 used) 7. Flat washe...

Page 151 - Chapter 6; Electrical System; ec

Rev. A Greensmaster 3320/3420 Page 6 - 1 Electrical System Chapter 6 Electrical System Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 2 . . . . . . . . . . . . . . . . . . . . . . . . . . Toro Electronic Controller (TEC) 2 . . . . . . . . . . . . ...

Page 153 - Opening Electrical Circuit to Cutting Units; Electrical Drawings; Elec

Greensmaster 3320/3420 Page 6 -- 3 Electrical System Opening Electrical Circuit to Cutting Units CAUTION Before installing, removing or servicing the cut- ting units, separate the cutting unit power dis- connect. This will prevent unexpected cutting unit operation. Before installing, removing or wor...

Page 154 - Electrical System Operation; 2 Volt DC System Operation; IMPORTANT: When connecting the battery pack in

Greensmaster 3320/3420 Page 6 -- 4 Electrical System Electrical System Operation Greensmaster TriFlex Hybrid machines use two (2) sep- arate electrical systems. Most machine functions oper- ate on a typical 12 volt DC system. The second system exists to operate the electric cutting reels and is a 48...

Page 156 - Turf Guardian; Leak Detector System Operation (Optional

Greensmaster 3320/3420 Page 6 -- 6 Electrical System Turf Guardian TM Leak Detector System Operation (Optional Kit) NOTE: The Turf Guardian TM Leak Detector System is optional on Greensmaster TriFlex Hybrid machines. Before Start-Up (Cold Oil) With ignition switch OFF, solenoid valve is open. Before...

Page 158 - Multimeter; location and not on machine.

Greensmaster 3320/3420 Page 6 -- 8 Electrical System Special Tools Order special tools from your Toro Distributor. Some tools may also be available from a local supplier. Multimeter The meter can test electrical components and circuits for current, resistance or voltage. Obtain this tool locally. NO...

Page 159 - Battery Terminal Protector

Rev. A Greensmaster 3320/3420 Page 6 - 9 Electrical System Battery Terminal Protector Aerosol spray that should be used on battery terminals, ring terminals and fork terminals to reduce corrosion problems. Apply terminal protector to the connection af- ter the battery cable, ring terminal or fork te...

Page 160 - Generator Rotor Tool Set

Greensmaster 3320/3420 Page 6 -- 10 Electrical System Generator Rotor Tool Set The generator rotor tool set is required to remove and install the rotor from the generator housing. Tool set in- cludes base plate, threaded shaft and handle (Fig. 12). Toro Part Number: TOR6029 NOTE: For generator servi...

Page 161 - Cutting Reel Motor Rotor Tool Set

Greensmaster 3320/3420 Page 6 -- 11 Electrical System Cutting Reel Motor Rotor Tool Set The rotor tool set for the cutting reel motor is required to remove and install the rotor from the reel motor housing. Tool set includes base plate, threaded shaft and handle (Fig. 14). Toro Part Number: TOR6028 ...

Page 162 - Splash Screen

Greensmaster 3320/3420 Page 6 -- 12 Electrical System InfoCenter Display (Serial Number Above 312000000) The InfoCenter Display used on TriFlex Hybrid Greensmowers with serial number above 312000000 is a LCD device that is located on the console. The Info- Center provides information for the machine...

Page 163 - Main Information Screen; rabbit icon

Greensmaster 3320/3420 Page 6 -- 13 Electrical System Main Information Screen The InfoCenter main information screen (Fig. 17) is dis- played after the initial splash screen has been displayed for several seconds. During normal machine operation, the main information screen provides machine informa-...

Page 164 - Main Menu Screen; Faults Screen

Greensmaster 3320/3420 Page 6 -- 14 Electrical System Main Menu Screen The main menu screen can be accessed from the Info- Center main information or splash screen by pressing and releasing the menu/back button (left button) on the display. Once to the main menu screen (Fig. 18), naviga- tion to the...

Page 165 - Service Screen

Greensmaster 3320/3420 Page 6 -- 15 Electrical System Service Screen The service screen (Fig. 20) contains machine opera- tional information including hours and counts. Values listed for service menu items cannot be changed. The options listed for hours include the following: D Key On identifies the...

Page 166 - Diagnostics Screen

Greensmaster 3320/3420 Page 6 -- 16 Electrical System Diagnostics Screen The diagnostics screen (Fig. 21) lists the various states of machine electrical components. The diagnostics screen should be used to check operation of machine switches and controls. For each of the diagnostics screen items, in...

Page 167 - About Screen

Greensmaster 3320/3420 Page 6 -- 17 Electrical System About Screen The about screen (Fig. 22) identifies the machine model number, serial number and software revisions for the TEC controller, InfoCenter, reel motor controllers and generator controller. The about screen also lists the CAN--bus status...

Page 168 - Settings Screen

Greensmaster 3320/3420 Page 6 -- 18 Electrical System Settings Screen The settings screen identifies the InfoCenter language and units (English or Metric). The settings screen also allows the operator to customize the backlight (bright- ness) and contrast settings for the InfoCenter display. If eith...

Page 170 - Remove all jewelry, especially rings and

Greensmaster 3320/3420 Page 6 -- 20 Electrical System Troubleshooting CAUTION Remove all jewelry, especially rings and watches, before doing any electrical trouble- shooting or testing. Disconnect the battery cables unless the test requires battery voltage. For effective troubleshooting and repairs,...

Page 172 - Fault Codes; Fault Description

Greensmaster 3320/3420 Page 6 -- 22 Electrical System Fault Codes The list below identifies the fault codes that are gener- ated by the TEC controller to identify an electrical sys- tem malfunction (fault) that occurred during machine operation. On machines with serial number below 312000000, the fa...

Page 176 - Hand Held Diagnostic Display

Greensmaster 3320/3420 Page 6 -- 26 Electrical System Hand Held Diagnostic Display Your Greensmaster is equipped with a Toro Electronic Controller (TEC) which controls machine electrical func- tions. The controller monitors various input switches (e.g. ignition switch, seat switch, etc.) and energiz...

Page 182 - Starting Problems

Greensmaster 3320/3420 Page 6 -- 32 Electrical System Starting Problems NOTE: Check Diagnostic Light (serial number below 312000000) or InfoCenter display (serial number above 312000000) for possible operator advisories or faults whenever diagnosing machine electrical problems. Problem Possible Caus...

Page 184 - General Run and Transport Problems

Greensmaster 3320/3420 Page 6 -- 34 Electrical System General Run and Transport Problems NOTE: Check Diagnostic Light (serial number below 312000000) or InfoCenter display (serial number above 312000000) for possible operator advisories or faults whenever diagnosing machine electrical problems. Prob...

Page 185 - Cutting Unit Operating Problems

Greensmaster 3320/3420 Page 6 -- 35 Electrical System Cutting Unit Operating Problems NOTE: Check Diagnostic Light (serial number below 312000000) or InfoCenter display (serial number above 312000000) for possible operator advisories or faults whenever diagnosing machine electrical problems. Problem...

Page 186 - Cutting Unit Operating Problems (Continued)

Greensmaster 3320/3420 Page 6 -- 36 Electrical System Cutting Unit Operating Problems (Continued) Problem Possible Causes None of the cutting units run when lowered with the functional control lever in the MOW position. NOTE: Make sure to check for machine electrical fault to assist with troubleshoo...

Page 187 - Electrical System Quick Checks; 2 Volt Battery Test; Voltage Measured; Engine Charging System Test

Greensmaster 3320/3420 Page 6 -- 37 Electrical System Electrical System Quick Checks 12 Volt Battery Test Use a multimeter to measure the voltage between the battery terminals. Set the multimeter to the DC volts setting. The battery should be at a temperature of 60 o to 100 o F (16 o to 37 o C). The...

Page 188 - Parking Brake Switch; Adjustment

Greensmaster 3320/3420 Page 6 -- 38 Electrical System Adjustments Parking Brake Switch The parking brake switch is a normally open proximity switch that mounts to the frame bracket used to attach the parking brake lever assembly (Fig. 30). The sensing plate for the brake switch is a tab on the parki...

Page 189 - Neutral and Mow Switches

Greensmaster 3320/3420 Page 6 -- 39 Electrical System Neutral and Mow Switches The neutral and mow switches are normally open prox- imity switches that mount to the console assembly (Fig. 32). The sensing plate for these switches is a tab on the functional control lever. The Toro Electronic Controll...

Page 194 - Fuse Testing

Greensmaster 3320/3420 Page 6 -- 44 Electrical System Fuse Block (Greensmaster 3320) The fuse block on Greensmaster 3320 machines is at- tached to the frame under the operator seat (Fig. 42). Fuse Identification and Function Use Figure 43 to identify each individual fuse and its cor- rect amperage. ...

Page 197 - Electric Reel Drive System (48 Volt DC) Fuses

Rev. A Greensmaster 3320/3420 Page 6 - 47 Electrical System Electric Reel Drive System (48 Volt DC) Fuses Several fuses are used in the electric reel drive system for circuit protection. These fuses plug into fuse holders and are located under the side cover next to the operator seat. Fuse Identific...

Page 198 - Fusible Links; Testing

Greensmaster 3320/3420 Page 6 -- 48 Electrical System Fusible Links The electrical system on Greensmaster TriFlex Hybrid machines include a harness with three (3) fusible links for machine circuit protection. This fusible link harness connects the machine wire harness to the positive (+) battery ter...

Page 199 - Hour Meter

Greensmaster 3320/3420 Page 6 -- 49 Electrical System Hour Meter 1. Park machine on a level surface, lower cutting units, engage parking brake and stop engine. Remove key from ignition switch. 2. Remove console cover from console assembly to gain access to hour meter (see Control Console Disas- semb...

Page 200 - Seat Switch

Greensmaster 3320/3420 Page 6 -- 50 Electrical System Seat Switch The seat switch is normally open and closes when the operator is on the seat. If the Functional Control Lever is moved out of neutral (neutral switch opens) and the operator raises out of the seat, the engine will stop. The seat switc...

Page 203 - Joystick Raise and Lower Switches

Greensmaster 3320/3420 Page 6 -- 53 Electrical System Joystick Raise and Lower Switches The joystick raise and lower switches are located on the joystick assembly that is attached to the control console. The rear switch is used to lower the cutting units and the front switch to raise them (Fig. 60)....

Page 204 - Backlap Switch

Greensmaster 3320/3420 Page 6 -- 54 Electrical System Backlap Switch The backlap switch on Greensmaster TriFlex Hybrid machines is used to control cutting reel backlap opera- tion. The Toro Electronic Controller (TEC) uses the backlap switch as an input to reverse cutting reel direc- tion and also t...

Page 205 - Electric Reel Contactor

Greensmaster 3320/3420 Page 6 -- 55 Electrical System Electric Reel Contactor Greensmaster TriFlex Hybrid machines use the electric reel contactor to connect the generator, reel motors and the 48 volt battery pack. The contactor is energized by the generator controller. The electric reel contactor i...

Page 208 - Hydraulic Solenoid Valve Coils

Greensmaster 3320/3420 Page 6 -- 58 Electrical System Hydraulic Solenoid Valve Coils The Greensmaster hydraulic control manifolds use sev- eral hydraulic solenoid valve coils for system control. The lift manifold includes four (4) solenoid valves. On machines equipped with the optional Turf Guardian...

Page 213 - CAN- bus Termination Resistors

Rev. A Greensmaster 3320/3420 Page 6 - 63 Electrical System CAN- bus Termination Resistors System communication between electrical components on Greensmaster Hybrid TriFlex machines is accom- plished on two (2) CAN- bus communication systems. Two (2) specially designed, twisted cables form the bus f...

Page 214 - Electric Reel Circuit Protection Diode

Greensmaster 3320/3420 Page 6 - 64 Electrical System Electric Reel Circuit Protection Diode The Greensmaster TriFlex Hybrid electric reel circuit in- cludes a diode that is used for circuit protection from voltage spikes when the electric reel contactor is de- en- ergized. The diode plugs into the E...

Page 215 - Location ID Module

Rev. A Greensmaster 3320/3420 Page 6 - 65 Electrical System Location ID Module The location ID module exists in the electric cutting reels circuit to identify the location of the three (3) cutting reel motors. This module allows such machine features as raising the center cutting unit slightly later...

Page 216 - Cutting Reel Motors

Rev. A Greensmaster 3320/3420 Page 6 - 66 Electrical System Cutting Reel Motors The three (3) cutting reel motors are identical 48 VDC, brushless, permanent magnet motors. Each motor has its own integral invertor and on- board controller. Because the cutting reel motors used on the machine are ident...

Page 224 - Verify Interlock System Operation

Greensmaster 3320/3420 Page 6 -- 74 Electrical System Service and Repairs Verify Interlock System Operation CAUTION The interlock switches are for the operator’s protection; do not disconnect them. Check the operation of the switches daily to assure the in- terlock system is operating. If a switch i...

Page 225 - 2 Volt Battery Care; Wear safety goggles and rubber gloves when; 2 Volt Battery Storage

Greensmaster 3320/3420 Page 6 -- 75 Electrical System 12 Volt Battery Care 1. Battery electrolyte level must be properly main- tained. The top of the battery must be kept clean. lf the machine is stored in a location where temperatures are extremely high, the battery will discharge more rapidly than...

Page 226 - 2 Volt Battery Service

Greensmaster 3320/3420 Page 6 -- 76 Electrical System 12 Volt Battery Service The battery is the heart of the electrical system. With regular and proper service, battery life can be extended. Additionally, battery and electrical component failure can be prevented. CAUTION When working with batteries...

Page 230 - Electric Reel Drive System (48 Volt DC) Battery Pack Service

Greensmaster 3320/3420 Page 6 -- 80 Electrical System Electric Reel Drive System (48 Volt DC) Battery Pack Service 1. Flange nut (8 used) 2. Battery jumper wire (3 used) 3. Foam strip (2 used) 4. Battery clamp 5. Flange head screw (8 used) 6. Flange nut (3 used) 7. Retaining nut (3 used) 8. Tube (3 ...

Page 235 - Be careful when applying idler bracket torsion

Greensmaster 3320/3420 Page 6 -- 85 Electrical System 6. Remove generator belt from pulleys and machine. 7. Inspect generator belt and replace belt if worn or damaged. Installation (Fig. 100) 1. Position generator belt to engine, generator and idler pulleys. 2. Secure pump assembly to pump mount (Fi...

Page 237 - Be careful when rotating the idler bracket. The

Greensmaster 3320/3420 Page 6 -- 87 Electrical System Installation (Fig. 103) 1. Position generator belt to engine and generator pul- leys. 2. Secure pump assembly to bell housing (Fig. 104): A. Carefully insert coupling on pump shaft into cou- pling attached to engine and slide pump assembly to bel...

Page 242 - Generator Assembly Service

Greensmaster 3320/3420 Page 6 -- 92 Electrical System Generator Assembly Service 1. Generator assembly 2. Plug (2 used) 3. Flocked seal 4. Wave washer 5. Retaining ring 6. Cap screw (2 used) 7. Flat washer (2 used) 8. Washer head screw (6 used) 9. Controller assembly 10. Flange nut (2 used) 11. Cove...

Page 246 - Cutting Reel Motor

Greensmaster 3320/3420 Page 6 -- 96 Electrical System Cutting Reel Motor 1. O--ring 2. Retaining ring (2 used) 3. Cutting reel motor 4. Motor mount 5. Cutting Unit 6. Motor clamp 7. Motor cable Figure 109 1 2 3 5 4 6 7 FRONT RIGHT NOTE: If electrical problems exist with a cutting reel motor, a fault...

Page 248 - Cutting Reel Motor Service; IMPORTANT: The rotor magnets are very powerful

Greensmaster 3320/3420 Page 6 -- 98 Electrical System Cutting Reel Motor Service 1. Torx head screw (12 used) 2. Motor cover 3. O--ring 4. Wave washer (2 used) 5. Bearing (2 used) 6. Rotor 7. Bearing (2 used) 8. O--ring (2 used) 9. Housing/controller/cable assembly 10. O--ring 11. Output gear 12. Ge...

Page 251 - Chapter 7; Chassis; Chas

Greensmaster 3320/3420 Page 7 -- 1 Chassis Chapter 7 Chassis Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manuals 3 . . . . . . . . . . . . . . . . . . . . . . . . . Opening Elect...

Page 254 - Wheel Hub Puller

Greensmaster 3320/3420 Page 7 -- 4 Chassis Special Tools Wheel Hub Puller The wheel hub puller allows safe removal of the wheel hub from the shaft of the hydraulic wheel motors used on Greensmaster TriFlex Hybrid machines. Toro Part Number: TOR4097 Figure 2 Grease Fitting This grease fitting can be ...

Page 255 - Parking Brake Adjustment

Greensmaster 3320/3420 Page 7 -- 5 Chassis Adjustments Parking Brake Adjustment 1. Park machine on a level surface, engage the parking brake, lower the cutting units and stop the engine. Re- move key from the ignition switch. 2. With parking brake engaged, measure the distance between the centers of...

Page 256 - Wheels

Greensmaster 3320/3420 Page 7 -- 6 Chassis Service and Repairs Wheels 1. Front wheel 2. Lug nut (4 used per wheel) 3. Rear wheel Figure 6 FRONT RIGHT 65 to 85 ft--lb (89 to 115 N--m) 2 3 1 1 2

Page 257 - Failure to maintain proper wheel lug nut torque

Greensmaster 3320/3420 Page 7 -- 7 Chassis Removal (Fig. 6) 1. Park machine on a level surface, engage the parking brake, lower the cutting units and stop the engine. Re- move key from the ignition switch. 2. Chock wheels to prevent machine from shifting. 3. Loosen, but do not remove, lug nuts. When...

Page 258 - Brake Service; IMPORTANT: DO NOT hit brake drum assembly,

Greensmaster 3320/3420 Page 7 -- 8 Chassis Brake Service Figure 7 250 to 400 ft--lb (339 to 542 N--m) 65 to 85 ft--lb (89 to 115 N--m) 7 10 5 11 1 9 6 8 2 4 3 12 13 14 15 16 17 1. Wheel assembly 2. Wheel hub 3. Brake drum 4. Wheel stud (4 per wheel) 5. Brake assembly (LH shown) 6. Cap screw (4 per b...

Page 260 - Brake Cables

Greensmaster 3320/3420 Page 7 -- 10 Chassis Brake Cables 1. Handle grip 2. Brake lever assembly 3. LH cover 4. Shoulder screw (2 used) 5. Brake assembly (LH shown) 6. Rubber bumper 7. Clevis pin (2 used) 8. Extension spring 9. Screw 10. Pin 11. Equalizer bracket 12. Retaining ring (3 used) 13. Parki...

Page 262 - Rear Wheel Spindle Assembly

Greensmaster 3320/3420 Page 7 -- 12 Chassis Rear Wheel Spindle Assembly 1. Lug nut (4 used) 2. Wheel spindle 3. Seal 4. Bearing cone (2 used) 5. Wheel hub 6. Bearing cup (2 used) 7. Wheel stud (4 used) 8. Tab washer 9. Jam nut 10. Retainer 11. Dust cap 12. Cotter pin 13. Cap screw (2 used) 14. Cap s...

Page 264 - Rear Steering Fork

Greensmaster 3320/3420 Page 7 -- 14 Chassis Rear Steering Fork Figure 12 FRONT RIGHT 60 to 80 ft--lb (82 to 108 N--m) 16 16 5 15 2 3 6 8 4 10 11 12 1 7 13 14 4 9 17 18 19 20 21 24 25 26 28 29 22 23 26 27 1. Lug nut (4 used) 2. Wheel spindle 3. Seal 4. Bearing cone (2 used) 5. Wheel hub 6. Bearing cu...

Page 266 - Control Console

Greensmaster 3320/3420 Page 7 -- 16 Chassis Control Console Figure 13 FRONT RIGHT 1. Console 2. Console cover 3. Hour meter 4. Arm rest 5. Knob 6. Lever boot 7. Joystick rod 8. Jam nut 9. Washer head screw (2 per control) 10. Joystick assembly 11. Lock nut (2 per control) 12. Screw (7 used) 13. Flan...

Page 268 - Tank Mount Plate Assembly; Before disconnecting any hydraulic hoses, read

Greensmaster 3320/3420 Page 7 -- 18 Chassis Tank Mount Plate Assembly 1. Tank mount plate assembly (GR3320) 2. Suction hose (to gear pump) 3. Flange head screw (2 used) 4. Flat washer (2 used) 5. Flange head screw (2 used) 6. Frame 7. Tank mount plate assembly (GR3420) 8. Suction hose (to gear pump)...

Page 270 - Cutting Unit Suspension Crossarm Assembly

Greensmaster 3320/3420 Page 7 -- 20 Chassis Cutting Unit Suspension Crossarm Assembly 1. Crossarm 2. Flange bushing (4 used) 3. Link (4 used) 4. Lock nut (4 used) 5. LH crossarm mount 6. RH crossarm mount 7. Pivot pin (2 used) 8. Lever (2 used) 9. Spring (2 used) 10. Pivot pin (2 used) 11. Socket he...

Page 272 - Cutting Unit Suspension Assembly

Greensmaster 3320/3420 Page 7 -- 22 Chassis Cutting Unit Suspension Assembly 1. Suspension assembly (3 used) 2. Flange screw (3 per suspension) 3. Basket 4. Clevis pin (3 used) 5. Cotter pin (3 used) 6. Washer (3 used) 7. LH spring retainer (3 used) 8. Lift cylinder 9. RH stabilizer spring (3 used) ...

Page 273 - Support suspension assembly when removing it

Greensmaster 3320/3420 Page 7 -- 23 Chassis 2. Disconnect the cutting units from the electrical power supply by separating the cutting unit power disconnect couplers (see Opening Electrical Circuit to Cutting Units in the General Information section of this chapter). This will prevent unexpected cut...

Page 274 - Cutting Unit Suspension Service

Greensmaster 3320/3420 Page 7 -- 24 Chassis Cutting Unit Suspension Service 1. Pivot mount 2. Lower A--arm 3. Ball joint (6 used) 4. Retaining ring (6 used) 5. Striker plate 6. Pop rivet (2 used) 7. Steering stop 8. Flange head screw (5 used) 9. Clamp (6 used) 10. Flange head screw (8 used) 11. Uppe...

Page 275 - Be careful when removing tension from the sus-

Greensmaster 3320/3420 Page 7 -- 25 Chassis Disassembly (Fig. 20) 1. If cutting unit suspension is attached to machine: A. Park machine on a level surface, engage the parking brake, lower the cutting units and stop the engine. Remove key from the ignition switch. B. Disconnect the cutting units from...

Page 276 - Be careful when assembling the suspension

Greensmaster 3320/3420 Page 7 -- 26 Chassis C. If lift plate (item 12) was removed from A--arm, se- cure lift plate with two (2) flange head screws (item 13). Torque screws from 67 to 83 ft --lb (91 to 112 N--m) . CAUTION Be careful when assembling the suspension counterbalance system. The counterba...

Page 278 - Frame Assembly

Greensmaster 3320/3420 Page 7 -- 28 Chassis Frame Assembly Figure 24 FRONT RIGHT 55 to 60 ft--lb (75 to 81 N--m) 1. ROPS assembly 2. Cap screw (4 used) 3. RH side casting 4. Lock nut (4 used) 5. Flange head screw (8 used) 6. LH side casting 7. Step 8. Step plate 9. Washer head screw (9 used) 10. Fra...

Page 279 - Chapter 8; DPA Cutting Units; DP

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 1 Chapter 8 DPA Cutting Units Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Cutting Unit Operator’s Manual 3 . . . . . . . . . . . . . . . S...

Page 280 - Front and Rear Rollers:

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 2 Specifications Figure 1 Frame Construction: Precision machined die cast alu- minum cross member with two (2) bolt--on cast alumi- num side plates. Reel Construction: Reels are 21 inches (53.3 cm) in length and 5 inch (12.7 cm) in diameter. High st...

Page 281 - Cutting Unit Operator’s Manual

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 3 General Information Cutting Unit Operator’s Manual The Cutting Unit Operator’s Manual provides informa- tion regarding the operation, general maintenance and maintenance intervals for the DPA cutting units on your Greensmaster TriFlex Hybrid machi...

Page 282 - Gauge Bar Assembly; Bedknife Screw Tool; IMPORTANT: To prevent damage to the bedbar, DO; Long Handle Brush Assembly

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 4 Special Tools Special tools for servicing Toro Commercial Products are available from your Toro Distributor. Some of these tools may have been supplied with your machine or are available as Toro parts. Gauge Bar Assembly Use gauge bar to verify he...

Page 283 - Roller Bearing Installation Tools

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 5 Roller Bearing Installation Tools Washers and spacer used to install bearings and seals into front and rear rollers (Fig. 7). Seal installation washer: 107--8133 Seal installation spacer: 107--3505 Bearing installation washer: 104--6126 As an alte...

Page 284 - Factors That Can Affect Cutting Performance; Aftercut Appearance Trouble-

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 6 Factors That Can Affect Cutting Performance There are a number of factors that can contribute to un- satisfactory quality of cut, some of which may be turf conditions. Turf conditions such as excessive thatch, “sponginess” or attempting to cut off...

Page 288 - Set Up and Adjustments; Characteristics; Never install or work on the cutting units or cut-

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 10 Set Up and Adjustments Characteristics CAUTION Never install or work on the cutting units or cut- ting unit suspension with the engine running. Al- ways stop engine and remove key first. Also, dis- connect the cutting unit power coupler to make s...

Page 289 - Leveling Rear Roller

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 11 Leveling Rear Roller The precision machined components of the cutting unit frame keep the rear roller and cutting reel in alignment (parallel). If the side plates are disassembled or as the cutting reel wears, a limited amount of side plate adjus...

Page 290 - Backlapping

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 12 Service and Repairs Backlapping DANGER TO AVOID PERSONAL INJURY OR DEATH: D Never place hands or feet in the reel area while the engine is running. D When backlapping, run engine at idle speed only. D While backlapping, the reels may stall and th...

Page 292 - Bedbar Assembly

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 14 Bedbar Assembly 1. Bedbar 2. Bedknife 3. Screw (13 used) 4. Bedbar adjuster screw (2 used) 5. Bedbar adjuster shaft (2 used) 6. Cap screw (2 used) 7. Detent (2 used) 8. Wave washer (2 used) 9. Retaining ring (2 used) 10. Lock nut (2 used) 11. Was...

Page 294 - Bedbar Adjuster Service

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 16 Bedbar Adjuster Service Figure 17 1. Bedbar assembly 2. Compression spring 3. Lock nut 4. Bedbar adjuster shaft 5. Flange bushing 6. Cap screw 7. Detent 8. Wave washer 9. Retaining ring 10. Bedbar adjuster screw 11. Washer FRONT RIGHT Antiseize L...

Page 296 - Bedknife Replacement and Grinding; IMPORTANT: Do not use an impact wrench to tight-

Rev. A Greensmaster 3320/3420 DPA Cutting Units Page 8 - 18 Bedknife Replacement and Grinding 1. Screw (13 used) 2. Bedbar 3. Bedknife Figure 18 v 200 to 250 in- lb (23 to 28 N- m) Lightly Oil Bedbar Surface 2 Antiseize Lubricant 1 3 Bedknife Removal (Fig. 18) 1. Remove bedbar from cutting unit (see...

Page 298 - Cutting Reel Assembly Removal and Installation

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 20 Cutting Reel Assembly Removal and Installation 1. Crossmember 2. LH side plate 3. Washer head screw (2 used) 4. Shoulder bolt (2 used per side plate) 5. Flange nut (2 used per side plate) 6. Cutting reel assembly 7. Pitch arm (2 used) 8. Cap scre...

Page 302 - Cutting Reel Assembly Service

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 24 Cutting Reel Assembly Service 1. Cutting reel 2. Flocked seal (2 used) 3. Bearing (2 used) 4. Plug 5. Bearing lock screw (RH thread) 6. Reel nut (LH thread) Figure 24 90 to 110 ft--lb (123 to 149 N--m) FRONT RIGHT (Right Hand Threads) (Left Hand ...

Page 304 - Preparing Reel for Grinding

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 26 Preparing Reel for Grinding NOTE: Before grinding a cutting reel, make sure that all cutting unit components are in good condition. Depend- ing on type of grinder used, faulty cutting unit compo- nents can affect grinding results. NOTE: When grin...

Page 305 - Reel Motor Adapter; Removal

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 27 Reel Motor Adapter Removal 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the electric reel motor from the cutting unit (see Cutting Re...

Page 306 - Front Roller

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 28 Front Roller Removal (Fig. 29) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the cutting unit from the machine and place on a level wo...

Page 307 - Rear Roller

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 29 Rear Roller Removal (Fig. 31) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the cutting unit from the machine and place on a level wor...

Page 308 - Roller Service; Disassembly

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 30 Roller Service 1. Wiehle roller 2. Smooth roller 3. Roller shaft 4. Ball bearing 5. Seal 6. V --ring 7. Bearing lock nut Figure 32 7 6 5 4 2 1 3 4 5 6 7 25 to 30 ft--lb (34 to 41 N--m) 25 to 30 ft--lb (34 to 41 N--m) Disassembly 1. To hold roller...

Page 311 - Contact with the reel or other cutting unit parts

Greensmaster 3320/3420 DPA Cutting Units Page 8 -- 33 Disassembly (Fig. 38) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. To remove roller brush from brush shaft: A. Loosen set screw in the beari...

Page 313 - Chapter 9; Groomer; Groomer

Greensmaster 3320/3420 Groomer Page 9 -- 1 Chapter 9 Groomer Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Installation Instructions 3 . . . . . . . . . . . . . . . . . . . . . . Opening Elec...

Page 314 - GROOMING REEL CONSTRUCTION:

Greensmaster 3320/3420 Groomer Page 9 -- 2 Specifications MOUNTING: The groomer is mounted to the DPA cut- ting unit side plates. GROOMING REEL CONSTRUCTION: 2.375 inch (6 cm) diameter, 41 steel blades with 1/2 inch blade spac- ing. Blade spacing can be adjusted to 1/4 inch or 3/4 inch by altering t...

Page 315 - Installation Instructions

Greensmaster 3320/3420 Groomer Page 9 -- 3 General Information Installation Instructions The installation instructions for the groomer provide in- formation regarding the operation, general mainte- nance procedures and maintenance intervals for the groomer assembly on your Greensmaster TriFlex Hy- b...

Page 316 - Factors Affecting Grooming

Greensmaster 3320/3420 Groomer Page 9 -- 4 Troubleshooting Factors Affecting Grooming There are a number of factors that can affect the perfor- mance of grooming. These factors vary for different golf courses and from green to green. It is important to in- spect the turf frequently and vary the groo...

Page 317 - Grooming Reel Mechanical Problems

Greensmaster 3320/3420 Groomer Page 9 -- 5 Grooming Reel Mechanical Problems Problem Possible Causes Correction The grooming reel rotates when it is in the raised, transport position (for- ward rotating groomer drive). The grooming reel should rotate whenever the cutting reel is en- gaged. Normal op...

Page 318 - Never work on the cutting unit with the engine; Height/Depth of Groomer Adjustment; FORWARD ROTATING GROOMER SHOWN

Greensmaster 3320/3420 Groomer Page 9 -- 6 Adjustments CAUTION Never work on the cutting unit with the engine running. Always stop the engine and remove the key from the ignition switch before working on the mower. NOTE: See Cutting Unit Operator’s Manual for adjust- ment procedures for the cutting ...

Page 319 - Groomer Belt Replacement (Forward Rotating Groomer Drive); IMPORTANT: Make sure that the drive belt is cen-

Greensmaster 3320/3420 Groomer Page 9 -- 7 Service and Repairs Groomer Belt Replacement (Forward Rotating Groomer Drive) 1. Park machine on a clean and level surface, lower cutting units completely to the ground, stop engine, en- gage parking brake and remove key from the ignition switch. 2. Disconn...

Page 320 - Groomer Cover (Counter Rotating Groomer Drive)

Greensmaster 3320/3420 Groomer Page 9 -- 8 Groomer Cover (Counter Rotating Groomer Drive) On TriFlex machines with the counter rotating groomer, the groomer cover includes a handle which engages and disengages the groomer drive. When the handle is rotated toward the front of the machine, the groomer...

Page 322 - Grooming Reel (Forward Rotating Groomer Drive)

Greensmaster 3320/3420 Groomer Page 9 -- 10 Grooming Reel (Forward Rotating Groomer Drive) Figure 8 1. Lock nut (4 used) 2. Drive cover 3. Groomer drive belt 4. Drive pulley 5. Shoulder bolt (2 used) 6. Spring 7. RH drive plate assembly 8. Groomer shim 9. RH groomer arm assembly 10. Cap screw (2 use...

Page 326 - Grooming Reel (Counter Rotating Groomer Drive)

Greensmaster 3320/3420 Groomer Page 9 -- 14 Grooming Reel (Counter Rotating Groomer Drive) Figure 11 1. RH groomer arm assembly 2. HOC nut (2 used) 3. Bushing (2 used) 4. Spring washer (2 used) 5. Lock nut (2 used) 6. LH groomer arm assembly 7. Cap screw (2 used) 8. Grooming reel assembly 9. HOC was...

Page 329 - Grooming Reel Service

Greensmaster 3320/3420 Groomer Page 9 -- 17 Grooming Reel Service Inspect grooming reel blades frequently for damage and wear. Straighten bent blades with a pliers. Replace blades that are worn or damaged. Carbide tipped grooming blades (Fig. 16) should be re- placed if the carbide tip is worn, loos...

Page 330 - Grooming Reel Bearing Replacement

Greensmaster 3320/3420 Groomer Page 9 -- 18 Grooming Reel Bearing Replacement Bearing Removal 1. Park machine on a clean, level surface. Lower cut- ting units completely to the ground, stop engine, engage parking brake and remove key from the ignition switch. 2. Disconnect the cutting units from the...

Page 331 - COUNTER ROTATING GROOMER

Greensmaster 3320/3420 Groomer Page 9 -- 19 2. Install LH support plate to left side of cutting unit: A. Apply antiseize lubricant to threads of LH groom- er arm lift rod. B. Position support plate to cutting unit making sure that LH groomer arm lift rod is positioned through bushing in support plat...

Page 332 - Idler Assembly (Forward Rotating Groomer Drive)

Greensmaster 3320/3420 Groomer Page 9 -- 20 Idler Assembly (Forward Rotating Groomer Drive) Figure 25 1. Pivot hub 2. Spacer 3. Idler bracket 4. Spacer 5. RH drive plate 6. O--ring 7. Retaining ring 8. Grease fitting 9. Bearing (2 used) 10. Retaining ring 11. Idler pulley 12. Lock nut 9 10 12 11 5 3...

Page 334 - Idler Assembly (Counter Rotating Groomer Drive)

Greensmaster 3320/3420 Groomer Page 9 -- 22 Idler Assembly (Counter Rotating Groomer Drive) Figure 27 1. RH drive plate 2. Adjustment cam 3. Spacer 4. Idler bracket 5. Spacer 6. Reel hub 7. Retaining ring 8. O--ring 9. Flange nut 10. Extension spring 11. Grease fitting 12. Grease seal 6 3 5 4 12 9 7...

Page 336 - Lift Arm Assembly

Greensmaster 3320/3420 Groomer Page 9 -- 24 Lift Arm Assembly Figure 31 1. HOC groomer arm (LH shown) 2. Flange nut 3. Grooved pin 4. E--ring 5. Groomer lift rod 6. Lock screw 7. Bushing 8. Lift arm assembly (LH shown) 9. Detent spring 10. Spring washer 11. Cap screw 12. Bushing 13. Wave washer 14. ...

Page 338 - Groomer Brush

Greensmaster 3320/3420 Groomer Page 9 -- 26 Groomer Brush Figure 32 1. Groomer brush shaft 2. Lock nut 3. J--bolt 4. Groomer brush 5. O --ring 20 to 25 in--lb (2.3 to 2.8 N--m) 20 to 25 in --lb (2.3 to 2.8 N--m) 3 1 2 4 2 3 5 The groomer brush attaches to the groomer drive in place of the grooming r...

Page 339 - Foldout Drawings; Fo

Rev. A Greensmaster 3320/3420 Page 10 - 1 Foldout Drawings Chapter 10 Foldout Drawings Table of Contents HYDRAULIC SCHEMATIC 3 . . . . . . . . . . . . . . . . . . . . . ELECTRICAL SCHEMATICS Greensmaster 3320 (Serial Number Below 312000000) 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Page 342 - Electrical Schematic

Page 10 -- 4 Electrical Schematic Greensmaster 3320 DISPLAY (FUTURE PRODUCTION) (Serial Number Below 312000000) (TO E--REELS HARNESS) CAN--TRAK

Page 346 - E- Reels Electrical Schematic

Rev. A Page 10 - 8 (60 A 58 V) (10 A 58 V) (SERIAL NUMBER BELOW 312000000) REEL SPEED POTENTIOMETER E- Reels Electrical Schematic Greensmaster 3320/3420 (Serial Number Below 315000000)

Page 348 - Wire Harness Drawing

Page 10 -- 10 (FUTURE PRODUCTION) (OPTIONAL KIT) (OPTIONAL KIT) (OPTIONAL KIT) (NOT USED ON GR3320) Wire Harness Drawing Greensmaster 3320 (Serial Number Below 312000000) (NOT USEDON GR3320)

Page 349 - Wire Harness Diagram

Page 10 -- 11 BROWN RE D RE D BL AC K PI N K BL AC K BL AC K BL U E PI N K BL AC K PI N K BL AC K BL AC K RE D BL AC K BL AC K BL AC K BL AC K BL AC K BL AC K PI N K Y E LLO W RE D BL AC K WH ITE BL AC K BLACK BL AC K PI N K BL AC K PI N K BL AC K WH ITE BL AC K BL AC K RED/WHITE BLACK/ WHITE BLACK/...

Page 358 - E- Reels Wire Harness Drawing

Rev. A Page 10 - 20 E- Reels Wire Harness Drawing Greensmaster 3320/3420 (Serial Number From 312000000 To 314999999)

Page 359 - E- Reels Wire Harness Diagram

Rev. A Page 10 - 21 RED YELLOWGREEN RE D/ W H IT E BL AC K/WH ITE WH ITE BL U E Y E LLO W G R EEN RE D BL AC K BL AC K G R EEN Y E LLO W Y E LLO W G R EEN GRA Y RE D BL AC K Y E LLO W G R EEN WH ITE Y E LLO W WH ITE RE D BL AC K Y E LLO W G R EEN WH ITE TA N Y E LLO W G R EEN RE D BL AC K WH ITE BL ...