Toro 3150 - Manual

Greensmaster 3150 Page 1 -- 2 Safety Safety Instructions The Greensmaster 3150 was tested and certified by Toro for compliance with national and international stan- dards as specified in the Operator’s Manual. Although hazard control and accident prevention partially are de- pendent upon the design ...

Greensmaster 3150 Page 1 -- 3 Safety While Operating 1. Do not run the engine in a confined area without ade- quate ventilation. Exhaust fumes are hazardous and could be deadly. 2. Sit on the seat when starting and operating the ma- chine. 3. Check the safety interlock switch daily for proper op- er...

Greensmaster 3150 Page 1 -- 4 Safety Maintenance and Service 1. Before servicing or making adjustments to the ma- chine, stop the engine, remove key from switch to pre- vent accidental starting of the engine. 2. Be sure entire machine is in good operating condi- tion. Keep all nuts, bolts, screws an...

Greensmaster 3150 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 thatmay i...

Greensmaster 3150 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 . . . ...

0.09375 Greensmaster 3150 Page 2 -- 2 Product Records and Maintenance Equivalents and Conversions

Greensmaster 3150 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 identifi...

Greensmaster 3150 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 18 + 3...

Greensmaster 3150 Page 3 -- 1 Engine Chapter 3 Engine Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 2 . . . . . . . . . . . . . . . . . . . . . . . . . . SPECIFICATIONS 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . SERVICE AND REPAIRS...

Greensmaster 3150 Page 3 -- 2 Engine General Information This Chapter gives information about specifications, maintenance, troubleshooting, testing and repair of the engine used in the Greensmaster 3150. Most repairs and adjustments require tools which are commonly available in many service shops. S...

Greensmaster 3150 Page 3 -- 3 Engine Specifications Item Description Make / Designation Briggs and Stratton, 4--cycle, V--Twin Cylinder, OHV, Air Cooled, Gasoline Engine -- Model 356447 Bore x Stroke 2.83” x 2.76” (72 mm x 70 mm) Total Displacement 34.8 in 3 (570 cc) Governor Mechanical Governor Car...

Greensmaster 3150 Page 3 -- 4 Engine Service and Repairs Fuel Tank Figure 1 FRONT RIGHT 30 to 60 in--lb (3.4 to 6.7 N--m) Antiseize Lubricant 1. Fuel filter 2. Hose clamp 3. Fuel hose (filter to engine) 4. Fuel cap 5. Fuel tank 6. Grommet (4 used) 7. Flat washer (4 used) 8. Hose support clamp 9. Cap...

Greensmaster 3150 Page 3 -- 10 Engine Fuel Evaporative Control System Figure 5 CHECK VALVE CHECK VALVE FRESH AIR FILTER CARBON CANNISTER FUEL TANK ENGINE TO INTAKE MANIFOLD TO AIR CLEANER Greensmaster 3150 machines are equipped with a fuel evaporative control system designed to collect and store eva...

Greensmaster 3150 Page 3 -- 11 Engine Disassembly (Fig. 6) DANGER Gasoline is flammable. Use caution when storing or handling it. Wipe up any spilled fuel before starting the engine. 1. Inspect carbon cannister and attached hoses for damage or obvious leaks. A damaged or leaking cannis- ter should b...

Greensmaster 3150 Hydraulic System Page 4 -- 1 Chapter 4 Hydraulic System Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . . . . . . . . . . . . ....

Greensmaster 3150 Hydraulic System Page 4 -- 4 Towing Traction Unit In case of emergency, the Greensmaster 3150 can be towed for a short distance. However, Toro does not rec- ommend this as a standard practice. IMPORTANT: Do not tow the machine faster than 2 to 3 mph because drive system may be dama...

Greensmaster 3150 Hydraulic System Page 4 -- 8 Hydraulic Schematic Hydr aulic Sc hem atic G re ensma ste r 315 0 A ll solenoids are show n as d e --en er g iz ed Rais e Lo w er .7 3 .3 3 .5 8 40 0 PSI 11 0 to 15 0 P S I 10. 3 20 .6 1. 24 4. 5 11 60 P S I 55 0 P S I CU #2 2. 0” B or e 0. 75 ” R od 1....

Greensmaster 3150 Hydraulic System Page 4 -- 10 Hydraulic Flow Diagrams Tr ac tion For wa rd High Pr es su re Lo w P res su re (C ha rge) Retu rn or Suct io n Flow Gre en sm aster 31 50 Rais e Lo w er .7 3 .3 3 .5 8 40 0 P SI 11 0 to 15 0 P S I 10 .3 20. 6 1. 24 4. 5 11 60 P S I 550 PSI CU #2 2. 0” ...

Greensmaster 3150 Hydraulic System Page 4 -- 11 Traction Forward and Reverse Forward The piston (traction) pump is driven directly by the en- gine. The traction circuit of the hydraulic system acts es- sentially as a closed loop. Taking its suction directly from the return side of the wheel motors o...

Greensmaster 3150 Hydraulic System Page 4 -- 13 Raise and Lower Cutting Units The tandem gear pump is directly coupled to the piston (traction) pump. The rear gear pump section supplies hydraulic flow for the steering circuit (priority flow), for raising and lowering the cutting units and for the tr...

Greensmaster 3150 Hydraulic System Page 4 -- 15 Mow and Backlap The tandem gear pump is directly coupled to the piston (traction) pump. The front gear pump section supplies oil flow to the hydraulic manifold block and to the cutting reel motors. The gear pump takes its suction directly from the hydr...

Greensmaster 3150 Hydraulic System Page 4 -- 17 Right and Left Turn The tandem gear pump is directly coupled to the piston (traction) pump. The rear gear pump section supplies hydraulic flow for the steering circuit (priority flow), for raising and lowering the cutting units and for the traction cha...

Greensmaster 3150 Hydraulic System Page 4 -- 18 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 with...

Greensmaster 3150 Hydraulic System Page 4 -- 19 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 from bei...

Greensmaster 3150 Hydraulic System Page 4 -- 20 Hydraulic Test Fitting Kit This kit includes a variety of O--ring face seal fittings to enable you to connect test gauges into the system. The kit includes: tee’s, unions, reducers, plugs, caps and male test fittings. Toro Part Number: TOR4079 Figure 1...

Greensmaster 3150 Hydraulic System Page 4 -- 21 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 procedures. G...

Greensmaster 3150 Hydraulic System Page 4 -- 22 Traction Circuit Problems Problem Possible Cause Neutral is difficult to find or machine operates in one direction only. External control linkage is misadjusted, disconnected, binding or damaged. Piston (traction) pump is worn or damaged (see Piston (T...

Greensmaster 3150 Hydraulic System Page 4 -- 23 Mow Circuit Problems Problem Possible Cause Gear pump is noisy (cavitation). Hydraulic reservoir oil level is low (other hydraulic circuits affected as well). Hydraulic pump suction line is restricted. Hydraulic pump suction line has an air leak. Cutti...

Greensmaster 3150 Hydraulic System Page 4 -- 24 Lift/Lower Circuit Problems Problem Possible Cause Cutting units will not lift or lift slowly. Engine speed is too low. Hydraulic reservoir oil level is low. Lift cylinder linkage is binding or broken. Lift cylinder bushings are binding or worn. Charge...

Greensmaster 3150 Hydraulic System Page 4 -- 25 Steering Circuit Problems Problem Possible Cause Steering wheel is hard to turn. Oil supply to the steering control valve is insufficient (traction charge and lift circuits affected as well). Emergency steering ball in steering control valve is missing...

Greensmaster 3150 Hydraulic System Page 4 -- 28 Charge Relief Valve Pressure Test (Using Pressure Gauge) Rai se Lowe r .7 3 .3 3 .5 8 400 PSI 11 0 to 15 0 P SI 10 .3 20 .6 1. 24 4. 5 11 60 P S I 550 PSI CU #2 2. 0” Bor e 0. 75” R od 1.8 8” St roke CU #1 1. 50” B or e 0. 75 ” R od 3. 38 ” S tro ke St...

Greensmaster 3150 Hydraulic System Page 4 -- 29 Procedure for Charge Relief Valve Pressure Test 1. Make sure hydraulic oil is at normal operating tem- perature by operating the machine for approximately ten (10) minutes. 2. Park machine on a level surface with the cutting units lowered. Make sure en...

Greensmaster 3150 Hydraulic System Page 4 -- 46 Steering Control Valve Test 1160 PSI Steering Cylinder P E T L R STEERING VALVE 4.5 TO CONTROL MANIFOLD PORT P2 TO CONTROL MANIFOLD PORT ST FROM GEAR PUMP PLUG TURNED FOR RIGHT TURN (CYLINDER ROD FULLY EXTENDED) Procedure for Steering Control Valve Tes...

Greensmaster 3150 Hydraulic System Page 4 -- 49 Adjustments Adjust Manifold Relief Valve (R2) The hydraulic manifold includes an adjustable relief valve in the lift circuit (Fig. 32). If adjustment to this valve is necessary, follow the following procedure. NOTE: Do not remove relief valve from the ...

Greensmaster 3150 Hydraulic System Page 4 -- 51 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 from p...

Greensmaster 3150 Hydraulic System Page 4 -- 54 Gear Pump 1. Pump inlet hose 2. Gear pump 3. Hydraulic fitting 4. Hydraulic fitting 5. O--ring 6. O--ring 7. Hose clamp (2 used) 8. O --ring 9. O --ring 10. Hydraulic hose 11. O --ring 12. Piston pump 13. Socket head screw (2 used) 14. Flat washer (2 u...

Greensmaster 3150 Hydraulic System Page 4 -- 56 Gear Pump Service 1. O--ring 2. Front cover 3. Back--up seal 4. Pressure seal 5. Thrust plate 6. Drive shaft 7. Idler gear 8. Thrust plate 9. Dowel pin 10. O --ring 11. Housing 12. Coupler 13. Back--up seal 14. Pressure seal 15. Thrust plate 16. Drive ...

Greensmaster 3150 Hydraulic System Page 4 -- 66 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. Washer (3 used) 10. Cap screws (3 used) Figure 48 v 29 ft--lb (39 N--m) 6 4 8 7 2 3 9 10 1 ...

Greensmaster 3150 Hydraulic System Page 4 -- 68 Front Wheel Motors Figure 49 FRONT RIGHT 1. Lug nut (4 per wheel) 2. Wheel assembly 3. Lock nut 4. Brake lever 5. Brake drum 6. Wheel hub 7. Drive stud (4 per hub) 8. Brake assembly 9. Brake cam 10. Retaining ring 11. Cap screw (4 per brake) 12. Lock n...

Greensmaster 3150 Hydraulic System Page 4 -- 72 Wheel Motor Service 1. Dirt seal 2. Bearing 3. Housing 4. Back--up washer 5. Seal ring 6. Back--up washer 7. Inner seal 8. Thrust washer 9. Thrust bearing 10. Bearing 11. Coupling shaft 12. Thrust bearing 13. Drive link 14. Cap screw 15. Commutator sea...

Greensmaster 3150 Hydraulic System Page 4 -- 74 Cutting Reel Motors 1. Hydraulic hose (2 used) 2. Hydraulic hose 3. Hydraulic hose 4. Hydraulic tube 5. Hydraulic tube 6. Hydraulic hose 7. Hydraulic hose 8. Center reel motor 9. Hydraulic tube 10. Hydraulic hose 11. Hydraulic hose 12. Hydraulic hose 1...

Greensmaster 3150 Hydraulic System Page 4 -- 78 Cutting Reel Motor Service 1. Rear cover 2. Drive gear 3. Seal 4. Tab washer 5. Pressure seal 6. Back--up ring 7. O --ring 8. Body 9. Idler gear 10. Cap screw 11. Front flange 12. Washer (if equipped) Figure 57 (24 to 32 N--m) 215 to 280 in--lb 7 4 3 1...

Greensmaster 3150 Hydraulic System Page 4 -- 82 Front Lift Cylinders 1. RH lift arm 2. Straight hydraulic fitting 3. O--ring 4. O--ring 5. Hydraulic hose 6. Cap screw 7. Washer 8. Pivot pin 9. Cotter pin 10. Clevis pin 11. LH lift arm 12. Spacer 13. Spacer 14. Hydraulic cylinder 15. Hydraulic hose 1...

Greensmaster 3150 Hydraulic System Page 4 -- 84 Center Lift Cylinder 1. Pull frame 2. Straight hydraulic fitting 3. O--ring 4. O--ring 5. Hydraulic hose 6. Cap screw 7. Washer 8. Pivot pin 9. Lock nut 10. Lift arm 11. Hydraulic cylinder 12. 45 o hydraulic fitting 13. Cotter pin 14. Clevis pin 15. Gr...

Greensmaster 3150 Hydraulic System Page 4 -- 86 Lift Cylinder Service 1. Seal kit 2. Wear ring 3. Seal with loader 4. O--ring 5. Back--up ring 6. O--ring 7. Seal 8. Wiper 9. Jam nut 10. Rod clevis 11. Rod 12. Head 13. Retaining ring 14. Piston 15. Lock nut 16. Barrel Figure 64 FRONT HYDRAULIC CYLIND...

Greensmaster 3150 Hydraulic System Page 4 -- 88 Hydraulic Manifold 1. 90 o hydraulic fitting (4 used) 2. Tee hydraulic fitting 3. Hydraulic test fitting 4. Dust cap 5. O--ring 6. 90 o hydraulic fitting 7. 90 o hydraulic fitting 8. 90 o hydraulic fitting 9. 90 o hydraulic fitting 10. Straight hydraul...

Greensmaster 3150 Hydraulic System Page 4 -- 90 Hydraulic Manifold Service 1. Manifold body 2. Solenoid coil 3. Flow control orifice (.060) 4. Orifice plug (.055) (2 used) 5. Flow control orifice (.013) 6. Plug (Zero Leak #4) (12 used) 7. Plug (Zero Leak #6) (5 used) 8. Plug (Zero Leak #8) (3 used) ...

Greensmaster 3150 Hydraulic System Page 4 -- 94 Steering Control Valve 1 20 to 26 ft--lb (28 to 35 N--m) 1. Steering arm 2. Cap screw (2 used) 3. Cap screw 4. Set screw 5. Lever 6. Handle 7. Friction plate 8. Steering wheel 9. Hex nut 10. Screw 11. Steering wheel cover 12. Cap screw (4 used) 13. Ste...

Greensmaster 3150 Hydraulic System Page 4 -- 96 Steering Control 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. Di...

Greensmaster 3150 Hydraulic System Page 4 -- 98 Steering Cylinder 1. Steering cylinder 2. Bearing cup (2 used) 3. Bearing cone (2 used) 4. Washer (4 used) 5. Slotted hex nut 6. Cotter pin 7. Grease fitting 8. Jam nut 9. Rod end 10. Dust seal 11. Lug nut (4 used) 12. Wheel assembly 13. Washer 14. Loc...

Greensmaster 3150 Hydraulic System Page 4 -- 100 Steering Cylinder Service 1. Seal kit 2. Rod wiper 3. Seal 4. Head 5. Back--up ring 6. O--ring 7. Wear ring 8. O --ring 9. Back--up ring 10. Seal 11. Wear ring 12. Retaining ring 13. Piston 14. Retaining ring 15. Rod 16. Grease fitting 17. Barrel Figu...

Greensmaster 3150 Hydraulic System Page 4 -- 102 Leak Detector 1. Hose clamp (4 used) 2. O--ring 3. O--ring 4. Hydraulic reservoir 5. Hose (to tee fitting) 6. Straight barb fitting 7. Hose clamp 8. Canister bracket 9. Hose clamp (2 used) 10. Valve hose 11. Short spacer (2 used) 12. Neoprene washer (...

Greensmaster 3150 Hydraulic System Page 4 -- 106 Hydraulic Reservoir Figure 79 v 17 to 21 ft--lb (23 to 28 N--m) 30 to 60 in--lb (3.4 to 6.7 N--m) 2 3 6 8 9 10 11 13 1 5 7 12 14 15 16 17 18 19 20 4 21 22 23 24 25 26 27 28 29 30 12 31 31 1 1 1 2 2 2 Antiseize Lubricant 17 to 21 ft--lb (23 to 28 N--m)...

Greensmaster 3150 Page 5 -- 1 Electrical System Chapter 5 Electrical System Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 2 . . . . . . . . . . . . . . . . . . . . . . . . . . Electrical Drawings 2 . . . . . . . . . . . . . . . . . . . . . . . . ...

Greensmaster 3150 Page 5 -- 3 Electrical System Special Tools Order special tools from your Toro Distributor. Some tools may also be available from a local supplier. Multimeter The multimeter can test electrical components and cir- cuits for current, resistance or voltage. Obtain this tool locally. ...

Greensmaster 3150 Page 5 -- 4 Electrical System Dielectric Lubricant/Sealant Dielectric lubricant should be used to prevent corrosion of connection terminals. To ensure complete coating of terminals, liberally apply lubricant to both component and wire harness connector, plug connector to compo- nen...

Greensmaster 3150 Page 5 -- 5 Electrical System Turf Guardian t Leak Detector System Operation Before Start-Up (Cold Oil) With ignition switch in the OFF position, solenoid valve is open. Before start-up, hydraulic fluid is at level mark of sight gauge (oil cold). Float is in raised position, keep- ...

Greensmaster 3150 Page 5 -- 6 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, you m...

Greensmaster 3150 Page 5 -- 8 Electrical System General Run and Transport Problems Problem Possible Causes Engine kills when the functional control lever is in the MOW or TRANSPORT position with the operator in the seat. Operator is sitting too far forward on the seat (seat switch not depressed). Pa...

Greensmaster 3150 Page 5 -- 9 Electrical System Cutting Unit Operating Problems Problem Possible Causes Cutting units run (but should not) when raised. Joystick relay (K3) is faulty. Mow relay (K4) is faulty. Mow switch is out of adjustment or faulty. A hydraulic problem exists (see Chapter 4 -- Hyd...

Greensmaster 3150 Page 5 -- 10 Electrical System Cutting Unit Operating Problems (Continued) Problem Possible Causes Cutting units will not lower. Wiring to lower circuit components is loose, corroded or damaged (see Electrical Schematic and Circuit Diagrams in Chapter 9 -- Foldout Drawings). Fuse b...

Greensmaster 3150 Page 5 -- 11 Electrical System Electrical System Quick Checks 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 38 o C). The ignition key...

Greensmaster 3150 Page 5 -- 12 Electrical System Component Testing For accurate resistance and/or continuity checks, elec- trically disconnect the component being tested from the circuit (e.g. unplug the ignition switch connector before doing a continuity check on the switch). CAUTION When testing e...

Greensmaster 3150 Page 5 -- 13 Electrical System Hour Meter The hour meter is located on the control panel. Testing 1. Connect the positive (+) terminal of a 12 VDC source to the positive terminal of the hour meter. 2. Connect the negative (--) terminal of the voltage source to the other terminal of...

Greensmaster 3150 Page 5 -- 14 Electrical System Safety Relays Several safety relays are used on Greensmaster 3150 machines. The safety relays are identical, five (5) termi- nal relays that are used for circuit control. Safety Relay Function The start safety relay ensures that the functional control...

Greensmaster 3150 Page 5 -- 15 Electrical System Neutral and Mow Switches The neutral and mow switches are used to determine when the functional control lever is in the NEUTRAL or MOW position. These switches are identical and are normally open reed switches. They close when the ac- tuator comes in ...

Greensmaster 3150 Page 5 -- 16 Electrical System Parking Brake Sensor The parking brake sensor is normally closed and opens when the operator sets the parking brake. If the function- al control lever is moved out of neutral (neutral switch opens) and the parking brake is set, the engine magneto will...

Greensmaster 3150 Page 5 -- 17 Electrical System Joystick Raise and Lower Switches The joystick raise and lower switches are located on the lift control mechanism. The rear switch is used to lower the reels and the front switch to raise them (Fig. 17). The switches are identical and are shown in Fig...

Greensmaster 3150 Page 5 -- 18 Electrical System Lower Reels Time Delay The lower reels time delay is a solid state timer used to energize the lower relay (K5) long enough to make sure that the cutting units will lower fully when the joystick is moved. When the lower relay is energized, hydraulic ma...

Greensmaster 3150 Page 5 -- 19 Electrical System Starter Solenoid The starter solenoid used on the Greensmaster 3150 al- lows current flow from the battery to the engine starter motor when energized. The starter solenoid is attached to the rear frame in front of the battery (Fig. 21). Testing 1. Par...

Greensmaster 3150 Page 5 -- 20 Electrical System Solenoid Valve Coils The Greensmaster hydraulic control manifold uses sev- eral hydraulic solenoid valve coils for system control. When the solenoid coils are energized, hydraulic valve shift occurs to control hydraulic circuit flow. Testing of the co...

Greensmaster 3150 Page 5 -- 21 Electrical System Backlap Switch The backlap switch is a normally open ball switch that is in the normal, open state when the backlap lever is in the mow position. When the backlap lever is in the backlap position, the switch closes. The backlap switch is at- tached to...

Greensmaster 3150 Page 5 -- 22 Electrical System Diodes The main wiring harness contains six (6) diodes. Diodes D2 and D3 are connected to the harness at separate locations. Diodes D1--A, D1--B, D1--C and D1--D are connected to the main harness by a four (4) position cir- cuit board located near the...

Greensmaster 3150 Page 5 -- 23 Electrical System Fusible Links The electrical system on Greensmaster 3150 machines includes two (2) fusible links for machine circuit protec- tion. One of these fusible links is included in the main wire harness. This fusible link and the positive (+) battery cable at...

Greensmaster 3150 Page 5 -- 24 Electrical System Leak Detector Test/Light Switch The leak detector test/light switch is used to perform two machine functions. When the switch is pressed to the rearward, momentary position, the leak detector alarm can be tested. The switch is also used to operate the...

Greensmaster 3150 Page 5 -- 25 Electrical System Leak Detector Alarm and Delay Timer The leak detector alarm is used to notify the operator that a hydraulic leak has occurred. To prevent the leak detector system from sounding false alarms during nor- mal operation, the alarm circuit includes a one (...

Greensmaster 3150 Page 5 -- 26 Electrical System Leak Detector Float Sensor The leak detector float sensor closely monitors the hy- draulic fluid level in the main hydraulic tank. The sensor contacts are open when the float is in the raised position and oil level in the hydraulic tank is correct. Th...

Greensmaster 3150 Page 5 -- 27 Electrical System Leak Detector Solenoid Valve The leak detector solenoid valve is a normally open valve that allows hydraulic fluid to flow from the auxiliary tank to the main hydraulic tank while the ignition is OFF. This feature fills the main hydraulic tank with fl...

Greensmaster 3150 Page 5 -- 28 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 is def...

Greensmaster 3150 Page 5 -- 29 Electrical System 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 if the machi...

Greensmaster 3150 Page 5 -- 30 Electrical System 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. Battery Specifications BCI Group Size U1 300 Amp...

Greensmaster 3150 Page 6 -- 1 Chassis Chapter 6 Chassis Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . . . . . . . . . . . . . SPECIAL TOOLS 3 ....

Greensmaster 3150 Page 6 -- 3 Chassis General Information Operator’s Manual The Operator’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Greensmaster 3150. Refer to that pub- lication for additional information when servicing the machine....

Greensmaster 3150 Page 6 -- 4 Chassis Service and Repairs Front Wheel and Brakes Figure 2 1. Lug nut (4 per wheel) 2. Wheel assembly 3. Lock nut 4. Brake lever 5. Brake drum 6. Wheel hub 7. Drive stud (4 per hub) 8. Brake assembly 9. Brake cam 10. Retaining ring 11. Cap screw (4 per brake) 12. Lock ...

Greensmaster 3150 Page 6 -- 9 Chassis Removal (Fig. 6) 1. Park machine on a level surface. Make sure engine is off. Set brake and block front wheels. 2. Loosen, but do not remove, lug nuts (item 18). 3. Chock both front wheels to prevent the machine from moving. 4. Use a jack or hoist to lift rear w...

Greensmaster 3150 Page 6 -- 10 Chassis Rear Wheel Hub and Motor Assembly (Optional 3WD) 1. Hydraulic motor 2. Hub 3. Clutch roller bearing 4. Drive stud (4 used) 5. Grease fitting 6. Thrust washer 7. Washer 8. Snap ring 9. Grease seal Figure 7 1 9 3 4 6 5 2 6 7 8 9 FREE ROTATION 3 8 7 The following ...

Greensmaster 3150 Page 6 -- 12 Chassis Rear Castor Fork 1. Steering cylinder 2. Bearing cup (2 used) 3. Bearing cone (2 used) 4. Washer (4 used) 5. Slotted hex nut 6. Cotter pin 7. Grease fitting 8. Jam nut 9. Rod end 10. Dust seal 11. Lug nut (4 used) 12. Wheel assembly 13. Washer 14. Lock nut 15. ...

Greensmaster 3150 Page 6 -- 13 Chassis Removal (Fig. 10) 1. Park machine on a level surface. Make sure engine is off. Engage parking brake and block front wheels. 2. Jack up and secure the rear wheel off the ground. 3. Remove rear wheel assembly from the castor fork (see Rear Wheel (2WD) or Rear Whe...

Greensmaster 3150 Page 6 -- 14 Chassis Cutting Unit Pull Frame 1. Roller shaft screw (2 used) 2. Nut (2 used) 3. Grease fitting 4. Ball joint receiver (2 used) 5. Hydraulic lift cylinder 6. Flat washer (3 used) 7. Cap screw (3 used) 8. Hinge pin 9. Pivot pin 10. Clevis pin 11. Cotter pin 12. Lift ar...

Greensmaster 3150 DPA Cutting Units Page 7 -- 1 Chapter 7 DPA Cutting Units Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Cutting Unit Operator’s Manual 3 . . . . . . . . . . . . . . . Suppor...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 strengt...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 3150 machine. Additionall...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 height-...

Greensmaster 3150 DPA Cutting Units Page 7 -- 5 Roller Bearing Installation Tools Washers and spacer used to install bearings and seals into front and rear rollers (Fig. 6). Seal installation washer: 107--8133 Seal installation spacer: 107--3505 Bearing installation washer: 104--6126 As an alternati...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 too ...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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. The dual knob bedknife--to--reel adjustment system in- corporate...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 adjust- me...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 then re...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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. Washer (...

Greensmaster 3150 DPA Cutting Units Page 7 -- 16 Bedbar Adjuster Service Figure 16 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 Lubric...

Greensmaster 3150 DPA Cutting Units Page 7 -- 18 Bedknife Replacement and Grinding 1. Screw (13 used) 2. Bedbar 3. Bedknife Figure 17 v 200 to 250 in--lb (23 to 28 N--m) Lightly Oil Bedbar Surface 2 Antiseize Lubricant 1 3 Bedknife Removal (Fig. 17) 1. Remove bedbar from cutting unit (see Bedbar Re-...

Greensmaster 3150 DPA Cutting Units Page 7 -- 20 Reel Assembly Removal and Installation 1. Crossmember 2. LH side plate 3. Flange 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. O--ring 8. Cap screw (2 used) 9. RH side pl...

Greensmaster 3150 DPA Cutting Units Page 7 -- 24 Reel Assembly Service 1. Cutting reel 2. Flocked seal (2 used) 3. Bearing (2 used) 4. Plug (2 used) 5. Reel nut (RH thread) 6. Reel nut (LH thread) Figure 23 90 to 110 ft--lb (123 to 149 N--m) FRONT RIGHT (Right Hand Threads) (Left Hand Threads) 1 2 3...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 grinding,...

Greensmaster 3150 DPA Cutting Units Page 7 -- 28 Front Roller Removal (Fig. 26) 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 working...

Greensmaster 3150 DPA Cutting Units Page 7 -- 29 Rear Roller Removal (Fig. 28) 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 working ...

Greensmaster 3150 DPA Cutting Units Page 7 -- 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 29 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 shaf...

Greensmaster 3150 DPA Cutting Units Page 7 -- 33 Disassembly (Fig. 35) 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 bearing lo...

Greensmaster 3150 Groomer Page 8 -- 1 Chapter 8 Groomer Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Installation Instructions 3 . . . . . . . . . . . . . . . . . . . . . . TROUBLESHOOTING 4...

Greensmaster 3150 Groomer Page 8 -- 2 Specifications MOUNTING: The groomer is mounted to the DPA cut- ting unit side plates. The drive assembly for the groom- ing reel is located on the opposite side of the cutting unit from the hydraulic cutting reel motor. GROOMING REEL CONSTRUCTION: 2.375 inch (6...

Greensmaster 3150 Groomer Page 8 -- 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 3150 ma- chine. Re...

Greensmaster 3150 Groomer Page 8 -- 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 grooming ...

Greensmaster 3150 Groomer Page 8 -- 5 Grooming Reel Mechanical Problems Problem Possible Causes Correction The grooming reel rotates when it is in the raised, transport position. The grooming reel should rotate whenever the cutting reel is en- gaged. Normal operation. No rotation of the grooming ree...

Greensmaster 3150 Groomer Page 8 -- 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 the Groomer Installation Instructions for adjustment procedures for the groomer ...

Greensmaster 3150 Groomer Page 8 -- 7 Service and Repairs Groomer Belt Replacement 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. If equipped, remove rear roller brush from cu...

Greensmaster 3150 Groomer Page 8 -- 8 Grooming Reel Figure 4 1. Lock nut (4 used) 2. Drive cover 3. Groomer drive belt 4. Drive pulley 5. Shoulder bolt (2 used) 6. Spring 7. Drive plate assembly 8. Groomer shim 9. RH groomer arm assembly 10. Cap screw (2 used) 11. Bushing (2 used) 12. Spring washer ...

Greensmaster 3150 Groomer Page 8 -- 11 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. Grooming blades (Fig. 8) should be replaced if worn or damaged. Blades that are rounded to the midp...

Greensmaster 3150 Groomer Page 8 -- 12 Grooming Reel Bearing Replacement Figure 10 1. Pivot hub 2. Spacer 3. Idler bracket 4. Spacer 5. Drive plate (cutting unit LH side) 6. O--ring 7. Retaining ring 8. Grease fitting 9. Bearing 10. Seal 11. Idler pulley 12. Lock nut 13. Bearing 14. Retaining ring 1...

Greensmaster 3150 Groomer Page 8 -- 14 Idler Assembly Figure 14 1. Pivot hub 2. Spacer 3. Idler bracket 4. Spacer 5. Drive plate assembly 6. O--ring 7. Retaining ring 8. Grease fitting 9. Bearing (2 used) 10. Retaining ring 11. Idler pulley 12. Lock nut 1 2 3 4 5 6 7 8 11 12 9 10

Greensmaster 3150 Groomer Page 8 -- 16 Lift Arm Assembly Figure 16 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. Groom...

Greensmaster 3150 Groomer Page 8 -- 18 Groomer Brush Figure 17 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 reel....

Greensmaster 3150 Page 9 -- 1 Foldout Drawings Chapter 9 Foldout Drawings Table of Contents HYDRAULIC SCHEMATIC 3 . . . . . . . . . . . . . . . . . . . . . ELECTRICAL SCHEMATIC 4 . . . . . . . . . . . . . . . . . . . . ELECTRICAL CIRCUIT DIAGRAMS 5 . . . . . . . . . . . . . Crank Circuits 5 . . . . ...

Page 9 -- 4 Electrical Schematic Greensmaster 3150 All relays and solenoids are shown as de-- energized. (NOT OCCUPIED) (IN NEUTRAL)

Page 9 -- 5 Crank Circuits Power Current Control Current Greensmaster 3150 Indication Current (IN NEUTRAL) (ENERGIZED) (ENERGIZED) (ENERGIZED) (E NERGI ZED) (ENERGIZED) (NOT OCCUPIED)

Page 9 -- 6 Run Circuits Power Current Control Current Greensmaster 3150 Indication Current (ENERGIZED) (E NERGI ZED) (OCCUPIED) (NOT IN NEUTRAL) (OFF POSITION)

Page 9 -- 7 Raise Reels Circuits Power Current Control Current Greensmaster 3150 Indication Current (ENERGIZED) (E NERGI ZED) (OCCUPIED) (NOT IN NEUTRAL) (OFF POSITION) (ENERGIZED)

Page 9 -- 9 Mow Circuits Power Current Control Current Greensmaster 3150 Indication Current (ENERGIZED) (E NERGI ZED) (OCCUPIED) (NOT IN NEUTRAL) (OFF POSITION) (ENERGIZED) (MOW POSITION) (ENERGIZED) NOTE: DIODE D1-- C ALLOWSCURRENT FLOW TO KEEP JOYSTICK RELAY ENERGIZEDAFTER JOYSTICK IS RELEASED FRO...

Page 9 -- 10 Backlap Circuits Power Current Control Current Greensmaster 3150 Indication Current (ENERGIZED) (E NERGI ZED) (NOT OCCUPIED) (IN NEUTRAL) (ON POSITION) (ENERGIZED) (ENERGIZED) NOTE: DIODE D1-- C ALLOWSCURRENT FLOW TO KEEP JOYSTICK RELAY ENERGIZEDAFTER JOYSTICK IS RELEASED FROM LOWER NOT...

Page 9 -- 12 Wire Harness Drawing Greensmaster 3150 SEAT WIRE HARNESS

Page 9 -- 13 Wire Harness Diagram Greensmaster 3150 VIOLET/BLACK W H IT E/ BL AC K Y E LLO W BLACK WHITE/BLACK BLUE/RED BLUE/RED BL U E/ R ED BL AC K BL AC K G R EEN /G R AY GREEN/BLACK GREEN/BLACK WHITE/BLUE Y E LLO W WHITE/BLUE BLUE/BLACK BLACK GR AY /B LA C K FUSIBLE LINK GRAY RED ORANGE/BLACK PI...

Page 9 -- 14 Engine Wire Harness Drawing Greensmaster 3150 YELLOW WHITEBLACK VIOLET FUSIBLE LINK