Toro 4700-D - Manuals - manualsarea.com

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Groundsmaster 4500-- D/4700-- D This page is intentionally blank.

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

Groundsmaster 4500-- D/4700-- D Table Of Contents Chapter 1 -- Safety General Safety Instructions 1 -- 2 . . . . . . . . . . . . . . . . . . Jacking Instructions 1 -- 4 . . . . . . . . . . . . . . . . . . . . . . . . . Safety and Instruction Decals 1 -- 5 . . . . . . . . . . . . . . . . Chapter 2 --...

Page 5 - Chapter 1; Safety; Table of Contents; Safety

Groundsmaster 4500--D/4700--D Page 1 -- 1 Safety Chapter 1 Safety Table of Contents GENERAL SAFETY INSTRUCTIONS 2 . . . . . . . . . . . . Before Operating 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . While Operating 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maintenance...

Page 6 - General Safety Instructions; To reduce the potential for injury or death,; Before Operating

Groundsmaster 4500--D/4700--D Page 1 -- 2 Safety General Safety Instructions The Groundsmaster 4500-D and 4700--D have been tested and certified by TORO for compliance with exist- ing safety standards and specifications. Although haz- ard control and accident prevention partially are dependent upon ...

Page 7 - Maintenance and Service

Groundsmaster 4500--D/4700--D Page 1 -- 3 Safety Maintenance and Service 1. The Traction Unit and Cutting Deck Operator’s Manuals provide information regarding the operation, general maintenance and maintenance intervals for your Groundsmaster machine. Refer to these publica- tions for additional in...

Page 9 - Safety and Instruction Decals; Numerous safety and instruction decals are affixed to

Groundsmaster 4500--D/4700--D Page 1 -- 5 Safety Safety and Instruction Decals Numerous safety and instruction decals are affixed to the Groundsmaster 4500--D and 4700--D. If any decal becomes illegible or damaged, install a new decal. De- cal part numbers are listed in your Parts Catalog. Safety

Page 11 - Chapter 2; Product Records and Maintenance

Groundsmaster 4500--D/4700--D Page 2 -- 1 Product Records and Maintenance Chapter 2 Product Records and Maintenance Table of Contents PRODUCT RECORDS 1 . . . . . . . . . . . . . . . . . . . . . . . . . MAINTENANCE 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EQUIVALENTS AND CONVER...

Page 12 - Equivalents and Conversions

0.09375 Groundsmaster 4500--D/4700--D Page 2 -- 2 Product Records and Maintenance Equivalents and Conversions

Page 13 - Torque Specifications; reduced by 25% for lubricated fasteners; Fastener Identification

Groundsmaster 4500--D/4700--D 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 clea...

Page 16 - Other Torque Specifications; Grade 5; Conversion Factors

Groundsmaster 4500--D/4700--D Page 2 -- 6 Product Records and Maintenance Other Torque Specifications SAE Grade 8 Steel Set Screws Thread Size Recommended Torque Thread Size 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 U...

Page 17 - Chapter 3; Kubota Diesel Engine; Kubota

Groundsmaster 4500--D/4700--D Page 3 -- 1 Kubota Diesel Engine Chapter 3 Kubota Diesel Engine Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . ....

Page 18 - Specifications

Groundsmaster 4500--D/4700--D Page 3 -- 2 Kubota Diesel Engine Specifications Item Description Make / Designation Kubota Model V2403--M--T--E3B: 4--Cycle, 4 Cylinder, Water Cooled, Turbocharged, Diesel Engine Bore 3.425” (87.0 mm) Stroke 4.031” (102.4 mm) Total Displacement 148.5 in 3 (2434 cc) Firi...

Page 19 - General Information; Operator’s Manual; IMPORTANT: Before stopping the engine after

Groundsmaster 4500--D/4700--D Page 3 -- 3 Kubota Diesel Engine General Information This Chapter gives information about specifications and repair of the diesel engine used in the Groundsmaster 4500--D and 4700--D. General maintenance procedures are described in your Traction Unit Operator’s Manual. ...

Page 20 - Service and Repairs; Air Filter System; Figure 1; FRONT; VACUATOR

Groundsmaster 4500--D/4700--D Page 3 -- 4 Kubota Diesel Engine Service and Repairs Air Filter System Figure 1 1. Battery support 2. Bracket 3. Flange head screw (8 used) 4. Flange nut (8 used) 5. Support bracket 6. Cap screw (4 used) 7. Flange nut (4 used) 8. Fan drive manifold 9. Air cleaner strap ...

Page 22 - Exhaust System; Figure 5

Groundsmaster 4500--D/4700--D Page 3 -- 6 Kubota Diesel Engine Exhaust System Figure 5 1. Muffler 2. Flange head screw (2 used) 3. Flange head screw (6 used) 4. Muffler clamp 5. Exhaust pipe 6. Flange nut (4 used) 7. Flat washer (2 used) 8. Cap screw (2 used) 9. Rubber hanger 10. Spacer (2 used) 11....

Page 23 - CAUTION

Groundsmaster 4500--D/4700--D Page 3 -- 7 Kubota Diesel Engine Removal (Fig. 5) CAUTION The muffler and exhaust pipe may be hot. To avoid possible burns, allow the engine and ex- haust system to cool before working on the muf- fler. 1. Park machine on a level surface, lower cutting decks, stop engin...

Page 24 - Fuel System; Figure 7

Groundsmaster 4500--D/4700--D Page 3 -- 8 Kubota Diesel Engine Fuel System Figure 7 1. Fuel suction tube 2. Fuel line clamp (2 used) 3. Fuel hose (supply) 4. Return fitting 5. Fuel hose (return) 6. Fuel tank cap 7. Bushing (2 used) 8. Hose clamp (6 used) 9. Fuel tank 10. Cap screw (2 used) 11. Clamp...

Page 25 - DANGER

Groundsmaster 4500--D/4700--D Page 3 -- 9 Kubota Diesel Engine DANGER Because diesel fuel is highly flammable, use cau- tion when storing or handling it. Do not smoke while filling the fuel tank. Do not fill fuel tank while engine is running, hot or when machine is in an enclosed area. Always fill f...

Page 26 - Radiator; Figure 8

Groundsmaster 4500--D/4700--D Page 3 -- 10 Kubota Diesel Engine Radiator Figure 8 1. 90 o hydraulic fitting (2 used) 2. Oil cooler 3. Flange nut (4 used) 4. Radiator mount 5. Bulb seal 6. Air cleaner hose 7. Plenum 8. Radiator 9. Hose 10. Hose clamp (3 used) 11. Radiator cap 12. Upper radiator shrou...

Page 27 - Do not open radiator cap or drain coolant if the

Groundsmaster 4500--D/4700--D Page 3 -- 11 Kubota Diesel Engine Removal (Fig. 8) 1. Park machine on a level surface, lower cutting decks, stop engine, engage parking brake and remove key from the ignition switch. 2. Remove hood from the machine (see Hood Removal in the Service and Repairs section of...

Page 28 - Engine

Groundsmaster 4500--D/4700--D Page 3 -- 12 Kubota Diesel Engine Engine Figure 10 1. Muffler 2. Flange head screw (2 used) 3. Flange head screw (6 used) 4. Muffler clamp 5. Exhaust pipe 6. Flange nut (4 used) 7. Flat washer (2 used) 8. Cap screw (2 used) 9. Rubber hanger 10. Spacer (2 used) 11. RH en...

Page 32 - Pump Adapter Plate

Groundsmaster 4500--D/4700--D Page 3 -- 16 Kubota Diesel Engine Pump Adapter Plate Figure 14 1. Bolt 2. Lock washer 3. Flywheel plate 4. Hardened washer (14 used) 5. Spring coupler 6. Bolt (6 used) 7. Cap screw (8 used) FRONT RIGHT 1 2 3 4 5 6 7 4 Loctite #242 29 to 33 ft--lb (40 to 44 N--m) Boss

Page 35 - Chapter 4; Hydraulic System; Hydraulic System

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 1 Chapter 4 Hydraulic System Table of Contents SPECIFICATIONS 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 4 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 4 . . . . . . . . . . . . . . . . . . ....

Page 37 - The pressure specifications listed above are

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 3 Specifications Item Description Piston (Traction) Pump Eaton variable displacement piston pump (Model 72400) System Relief Pressure: Forward 5000 PSI (345 bar) System Relief Pressure: Reverse 5000 PSI (345 bar) Charge Pressure 207 PSI (14.3 ...

Page 38 - Check Hydraulic Fluid

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 4 General Information Operator’s Manual The Operator’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Groundsmaster machine. Refer to that publication for additional information when...

Page 39 - Relieving Hydraulic System Pressure; IMPORTANT: When operating the traction system

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 5 Relieving Hydraulic System Pressure Before disconnecting or performing any work on the hy- draulic system, all pressure in the hydraulic system must be relieved. Park machine on a level surface, lower cutting decks fully, stop engine and app...

Page 40 - Hydraulic Hoses; WARNING

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 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 ...

Page 44 - Hydraulic Schematics; Hydraulic

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 10 Hydraulic Schematics Hydraulic Schematic Groundsmaster 4500 --D All solenoids are shown as de --energized NOTE: A larger hydraulic schematic is included in Chapter 9 -- F oldout Drawings #1 #2 #3 #4 #5 BYP ASS VA LV E R1 S6 S5 TS PS TS TS

Page 46 - Hydraulic Flow Diagrams; Traction; Groundsmaster

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 12 Hydraulic Flow Diagrams Traction C ircuit: Low Speed (GM 4500 --D Forward Shown) W ork in g P res su re Low Pressure (Charge) Return or Suction Fl ow Groundsmaster 4500 --D/4700 --D BYP ASS VA LV E TS S6 S5 R1 TS TS PS

Page 50 - Lower

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 16 W ork in g P res su re Low Pressure (Charge) Return or Suction Fl ow Groundsmaster 4500 --D (E NE RGI Z E D ) Lower Cutting Decks Lift Switch Pressed to Lower Decks BYP ASS VA LV E PS TS TS S6 S5 TS R1

Page 59 - Mow Circuit; PTO Disengaged; CUTTING DECK LOCATIONS

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 25 Mow Circuit Hydraulic flow for the mow circuit is supplied by two (2) sections of the gear pump (P1 and P2). Gear pump sec- tion P1 supplies hydraulic flow to decks 5, 3 and 2 (also deck 7 on the GM 4700--D), while gear pump section P2 supp...

Page 60 - Cutting Deck Blade Braking

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 26 Cutting Deck Blade Braking When the operator turns the PTO switch OFF (or if the decks are raised), deck manifold solenoid valves (PRV1, PRV2, SV1 and SV2) are de--energized. The valves will shift to direct oil away from the deck motors and...

Page 63 - Steering Circuit; Left Turn

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 29 Steering Circuit A four section gear pump is coupled to the piston (trac- tion) pump. The gear pump section P3 supplies hydrau- lic flow to the steering control valve and the lift/lower control valve. Pump hydraulic flow is delivered to the...

Page 65 - Engine Cooling Fan Circuit; Forward Direction Fan Operation; REVERSE; DIRECTION

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 31 Engine Cooling Fan Circuit A four section gear pump is coupled to the piston (trac- tion) pump. The gear pump section P4 (farthest from the piston pump) supplies hydraulic flow for the hydraulic engine cooling fan motor (Fig. 24). The fan c...

Page 66 - Special Tools; Hydraulic Pressure Test Kit

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 32 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 tes...

Page 67 - Hydraulic Test Fitting Kit

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 33 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: TOR4...

Page 68 - High Pressure Hydraulic Oil Filter

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 34 O--ring Kit The kit includes O--rings in a variety of sizes for face seal and port seal hydraulic connections. It is recommended that O--rings be replaced whenever a hydraulic connec- tion is loosened. Toro Part Number: 16--3799 Figure 31 H...

Page 69 - Troubleshooting; General Hydraulic System Problems; Problem

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 35 Troubleshooting The charts that follow contain information to assist in hy- draulic system troubleshooting. There may possibly be more than one cause for a machine malfunction. Refer to the Testing section of this Chapter for precau- tions ...

Page 70 - Traction Circuit Problems

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 36 Traction Circuit Problems NOTE: When troubleshooting traction circuit problems, if a problem exists in both low (4WD) and high (2WD) speeds, consider a faulty component that affects the en- tire traction circuit (e.g. charge circuit, relief...

Page 71 - PTO Problems

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 37 PTO Problems Problem Possible Cause No cutting decks will operate. NOTE: Decks have to be fully low- ered and traction speed needs to be in low speed (4WD) for decks to op- erate. Decks are not fully lowered to ground. Operator seat is unoc...

Page 72 - Steering Circuit Problems

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 38 PTO Problems (Continued) Problem Possible Cause All cutting decks operate slowly. Engine RPM is low. Deck motor is damaged. Gear pump section (P1 or P2) is worn or damaged. Cutting deck stops under load. Relief valve in deck control manifol...

Page 73 - Lift/Lower Circuit Problems

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 39 Lift/Lower Circuit Problems Problem Possible Cause Cutting decks will not raise. NOTE: Operator must be in seat in order to raise the cutting decks. Operator seat is unoccupied. Hydraulic oil level in reservoir is low. Electrical problem ex...

Page 74 - Engine Cooling Fan Circuit Problems

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 40 Engine Cooling Fan Circuit Problems Problem Possible Cause Cooling fan runs only in forward di- rection (fan does not run in reverse direction). Fan control manifold solenoid cartridge valve (S1) is faulty. Electrical problem exists that pr...

Page 76 - Traction Circuit Charge Pressure (Using Pressure Gauge); PRESSURE

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 42 Traction Circuit Charge Pressure (Using Pressure Gauge) Working PressureLow PressureReturn or Suction Flow FROM DECK CONTROL MANIFOLD FROM DECK MOTORS TO FAN CIRCUIT TO STEERING AND LIFT CIRCUITS FROM S TE E R IN G C ONTROL VA LV E PRESSURE...

Page 77 - Prevent personal injury and/or damage to equip-

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 43 NOTE: The traction charge circuit is designed to re- place loss of hydraulic fluid from the closed loop traction circuit. Procedure for Traction Circuit Charge Pressure Test 1. Make sure hydraulic oil is at normal operating tem- perature by...

Page 78 - Traction Circuit Relief Pressure (Using Pressure Gauge); FORWARD DIRECTION

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 44 Traction Circuit Relief Pressure (Using Pressure Gauge) Working PressureLow PressureReturn or Suction Flow FORWARD DIRECTION (CHARGE CIRCUIT) TO DECK CONTROL MANIFOLD TO FAN CIRCUIT FROM STEERING AND LIFT CIRCUITS TO STEERING AND LIFT CIRCU...

Page 79 - Move machine to an open area, away from people

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 45 Procedure for Traction Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem- perature by operating the machine for approximately ten (10) minutes. Make sure the hydraulic tank is full. CAUTION Move machine to a...

Page 84 - Cutting Deck Circuit Pressure (Using Pressure Gauge)

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 50 Cutting Deck Circuit Pressure (Using Pressure Gauge) Working PressureLow PressureReturn or Suction Flow (E NE RGI Z E D ) (E NE RGI Z E D ) FROM STEERING CONTROL FROM FAN CONTROL TO FAN CIRCUIT TO STEERING AND LIFT CIRCUITS FROM FAN MOTOR P...

Page 86 - PUMP SECTION P2 SHOWN; TESTER

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 52 Cutting Deck Circuit Relief Pressure (Using Tester with Pressure Gauges and Flow Me- ter) Working PressureLow PressureReturn or Suction Flow PUMP SECTION P2 SHOWN TEST FOR GM4500--D (E NE RGI Z E D ) (E NE RGI Z E D ) FROM STEERING CONTROL ...

Page 88 - MEASURING

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 54 Cutting Deck Motor Case Drain Leakage (Using Tester with Pressure Gauges and Flow Meter) Working PressureLow PressureReturn or Suction Flow MEASURING CONTAINER (E NE RGI Z E D ) (E NE RGI Z E D ) F R O M PUMP SECT IO N P2 FROM FAN MOTOR DEC...

Page 92 - Steering Circuit Relief Pressure (Using Pressure Gauge); (STEERING WHEEL TURNED

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 58 Steering Circuit Relief Pressure (Using Pressure Gauge) Working PressureLow PressureReturn or Suction Flow TO O IL F IL T E R TO LI FT M A NIFOL D (STEERING WHEEL TURNED TEST FOR GM4500--D SHOWN FOR RIGHT TURN) PRESSURE GAUGE CAP STEEL #1 #...

Page 96 - Gauges and Flow Meter)

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 62 Gear Pump P3 Flow (Steering and Lift/Lower Circuits) (Using Tester with Pressure Gauges and Flow Meter) Working PressureLow PressureReturn or Suction Flow FROM STEERING CONTROL TO FAN CIRCUIT TO STEERING AND TESTER FROM DECK CONTROL MANIFOL...

Page 98 - Cooling Fan Circuit (Using Pressure Gauge and Phototac)

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 64 Cooling Fan Circuit (Using Pressure Gauge and Phototac) TO CHARGE CIRCUIT TO LIFT CONTROL MANIF O LD PRESSURE GAUGE Working PressureLow PressureReturn or Suction Flow GM 4500--D SHOWN #1 #2 #3 #4 #5 TS BYP ASS VA LV E

Page 102 - Check Hydraulic Lines and Hoses

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 68 Service and Repairs General Precautions for Removing and Installing Hydraulic System Components Before Repair or Replacement of Components 1. Before removing any parts from the hydraulic sys- tem, park machine on a level surface, engage par...

Page 103 - Flush Hydraulic System

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 69 Flush Hydraulic System IMPORTANT: Flush the hydraulic system any time there is a severe component failure or the system is contaminated (oil appears milky, black or contains metal particles). IMPORTANT: Flush hydraulic system when chang- In...

Page 104 - Charge Hydraulic System

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 70 Charge Hydraulic System NOTE: When initially starting the hydraulic system with new or rebuilt components such as pumps, motors or lift cylinders, it is important that the hydraulic system be charged properly. Air must be purged from the sy...

Page 106 - Gear Pump

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 72 Gear Pump 1. Flat washer (2 used) 2. Cap screw (2 used) 3. 90 o hydraulic fitting 4. Hydraulic tee fitting 5. O--ring 6. Gear pump assembly 7. Piston pump assembly 8. 90 o hydraulic fitting 9. Coupler 10. 90 o hydraulic fitting 11. O--ring ...

Page 108 - Gear Pump Service; thrust plates for each pump section together do not

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 74 Gear Pump Service 1. Dust seal 2. Retaining ring 3. Flange washer 4. Shaft seal 5. Front cover 6. Dowel pin (16 used) 7. Pressure seal 8. Back--up gasket 9. Thrust plate (8 used) 10. Seal (8 used) 11. Idler gear 12. Drive shaft 13. Back--up...

Page 112 - the Eaton Model 72400 Servo Controlled Piston Pump

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 78 Piston (Traction) Pump Service 1. Drive shaft 2. Retaining ring 3. Shaft seal 4. Washer 5. Retaining ring 6. Thrust bearing race 7. Thrust bearing 8. Bearing 9. Housing 10. Seal set 11. Servo piston 12. Gasket 13. Cover plate 14. Flat washe...

Page 114 - WD/2WD and Filtration/Charge Control Manifolds

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 80 4WD/2WD and Filtration/Charge Control Manifolds 1. Flange head screw (2 used) 2. Filtration manifold bracket 3. Filtration/charge control manifold 4. Hydraulic oil filter 5. 4WD/2WD control manifold 6. Manifold bracket 7. Flange head screw ...

Page 116 - WD/2WD Control Manifold Service; UP

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 82 4WD/2WD Control Manifold Service 1. Manifold body 2. Nut 3. Orifice (0.050) 4. Orifice disc (0.030) 5. Zero leak plug (#4) 6. Zero leak plug (#6) 7. Zero leak plug (#8) 8. Check valve (CV) 9. Pilot directional valve (PD1 & PD2) 10. Pres...

Page 118 - Filtration/Charge Control Manifold Service

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 84 Filtration/Charge Control Manifold Service 1. Manifold body 2. Zero leak plug (#8) 3. Zero leak plug (#6) 4. Check valve (reservoir return) 5. Check valve (filter bypass) 6. Check valve (charge pressure) Figure 68 6 4 2 5 3 1 3 25 ft--lb (3...

Page 120 - Rear Axle Motor

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 86 Rear Axle Motor 1. Axle motor 2. O--ring 3. Pinion gear 4. External snap ring 5. O--ring 6. Hydraulic fitting 7. O--ring 8. 90 o hydraulic fitting 9. Cap screw (2 used) 10. Flat washer (2 used) Figure 69 FRONT RIGHT Arrows on side of motor ...

Page 122 - Front Wheel Motors

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 88 Front Wheel Motors 1. Flange head screw (6 per planetary) 2. Splined brake shaft 3. Planetary assembly 4. Wheel assembly 5. Lug nut (8 per wheel) 6. Retaining ring 7. LH brake assembly 8. Flange head screw (4 per brake) 9. Plug 10. O--ring ...

Page 124 - Rear Axle and Front Wheel Motor Service; FRONT WHEEL MOTOR SHOWN

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 90 Rear Axle and Front Wheel Motor Service 1. Drive shaft 2. Backplate 3. Housing assembly 4. Rotating assembly 5. Cam plate insert 6. Retaining ring 7. Cap screw 8. Shaft seal (front motor only) 9. Retaining ring 10. Thrust race 11. O--ring 1...

Page 125 - Cutting Deck Motor; Removal

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 91 Cutting Deck Motor The hydraulic motors used on all cutting decks are the same. Removal 1. Park machine on a level surface, lower cutting decks, stop engine, engage parking brake and remove key from the ignition switch. 2. Read the General ...

Page 126 - Cutting Deck Motor Service

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 92 Cutting Deck Motor Service 1. Dust seal 2. Retaining ring 3. Flange washer 4. Shaft seal 5. Front flange 6. Pressure seal 7. Backup gasket 8. Front wear plate 9. Drive gear 10. Dowel pin 11. Idler gear 12. O--ring 13. Body 14. Rear wear pla...

Page 130 - Deck Control Manifold

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 96 Deck Control Manifold 1. Deck control manifold 2. Filter mount bracket 3. Filter head 4. Hydraulic oil filter 5. Valve mount bracket 6. Flange head screw (2 used) 7. Lift control manifold 8. Flange head screw Figure 78 FRONT RIGHT 8 4 6 3 2...

Page 136 - Steering Control Valve

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 102 Steering Control Valve 1. Steering wheel cover 2. Lock nut 3. Steering wheel 4. Flat washer 5. Foam collar 6. Flange head screw (4 used) 7. Steering column 8. Steering control valve 9. Socket head screw (4 used) 10. Flange nut (4 used) 11....

Page 138 - Steering Control Valve Service; For repair of the steering control valve, see the

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 104 Steering Control Valve Service 1. Relief valve assembly 2. Dust seal ring 3. Steering valve housing 4. Shaft seal 5. Thrust washer 6. Bearing race 7. Ring 8. Spring set 9. Cross pin 10. Sleeve 11. Spool 12. Cardan shaft 13. O--ring 14. Dis...

Page 140 - Steering Cylinder

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 106 Steering Cylinder 1. Steering cylinder 2. Ball joint 3. Ball joint 4. Retaining ring 5. Grease fitting 6. Grease fitting 7. 90 o hydraulic fitting 8. O--ring 9. O--ring 10. Drive axle assembly 11. Ball joint spacer 12. Axle washer 13. Slot...

Page 142 - Steering Cylinder Service

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 108 Steering Cylinder Service 1. Tube assembly 2. Lock nut 3. Seal 4. O--ring 5. O--ring 6. Piston 7. O--ring 8. Back--up seal 9. Seal 10. Head 11. Wiper 12. Retaining ring 13. Rod assembly Figure 90 7 10 4 11 8 5 1 6 3 9 2 12 13 7 10 4 11 8 5...

Page 144 - Engine Cooling Fan Motor; The radiator and engine may be hot. To avoid

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 110 Engine Cooling Fan Motor 1. Hydraulic fan motor 2. O--ring 3. Bracket 4. 45 o hydraulic fitting 5. O--ring 6. Hydraulic hose 7. Fan hub 8. Washer 9. Hex nut 10. Engine 11. Cap screw (4 used) 12. Washer (4 used) 13. Fan 14. Lock nut (2 used...

Page 146 - Engine Cooling Fan Motor Service; For disassembly, inspection and assembly procedures

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 112 Engine Cooling Fan Motor Service 1. Flange washer 2. O--ring 3. Front flange 4. Dust seal 5. Retaining ring 6. Front wear plate 7. Shaft seal 8. Backup gasket 9. Pressure seal 10. Rear wear plate 11. Body 12. Idler gear 13. Cap screw (4 us...

Page 148 - Fan Control Manifold

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 114 Fan Control Manifold 1. Fan control manifold 2. Support bracket 3. Flange head screw (2 used) 4. Battery support 5. Bracket 6. Deck manifold (GM 4500--D shown) Figure 94 FRONT RIGHT 4 3 2 1 5 6

Page 150 - Fan Control Manifold Service

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 116 Fan Control Manifold Service 1. Manifold body 2. Zero leak plug (#6) (3 used) 3. Zero leak plug (#4) (2 used) 4. Check valve (port CV) 5. Flow divider cartridge (port FD) 6. Solenoid coil (2 used) 7. Nut 8. Solenoid valve (port S1) 9. Prop...

Page 152 - Lift Control Manifold; IMPORTANT: To prevent unexpected deck lower-

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 118 Lift Control Manifold 1. Lift control manifold 2. Filter mount bracket 3. Filter head 4. Hydraulic oil filter 5. Valve mount bracket 6. Flange head screw (2 used) 7. Deck control manifold Figure 97 FRONT RIGHT 7 4 6 3 2 1 5 GROUNDSMASTER 4...

Page 153 - Make sure that cutting decks are fully lowered

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 119 WARNING Make sure that cutting decks are fully lowered before loosening hydraulic lines from lift man- ifold. If decks are raised as hydraulic lines are loosened, decks may drop unexpectedly. 6. Disconnect hydraulic lines from manifold and...

Page 155 - For solenoid and control valve service procedures, see

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 121 WARNING If lift manifold is attached to machine, make sure that cutting decks are fully lowered before loos- ening hydraulic lines, cartridge valves or plugs from lift manifold. If decks are raised as compo- nents are loosened, decks may d...

Page 158 - Lift Circuit Junction Manifold

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 124 Lift Circuit Junction Manifold 1. Flange head screw (2 used) 2. Filter manifold bracket 3. Filtration and charge control manifold 4. Hydraulic oil filter 5. 4WD/2WD control manifold 6. Manifold bracket 7. Flange head screw (3 used) 8. Flan...

Page 166 - Lift Cylinder Service

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 132 Lift Cylinder Service 1. Tube assembly 2. Lock nut 3. Wear ring 4. Seal 5. Piston 6. O--ring 7. O--ring 8. Back--up ring 9. Seal 10. Retaining ring 11. Head 12. Wiper 13. Rod assembly 14. Grease fitting Figure 111 12 10 9 5 7 4 2 3 11 1 8 ...

Page 168 - Hydraulic Reservoir

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 134 Hydraulic Reservoir 1. Plug 2. O--ring 3. Dipstick 4. Breather 5. Breather adapter 6. Hydraulic reservoir 7. Hydraulic fitting 8. Tank strainer 9. Clamp 10. Hydraulic tee fitting 11. Cap screw (2 used) 12. Clamp (2 used) 13. Flange nut (5 ...

Page 170 - Hydraulic Oil Cooler

Groundsmaster 4500--D/4700--D Hydraulic System Page 4 -- 136 Hydraulic Oil Cooler 1. Oil cooler 2. Mount plate (2 used) 3. Flange head screw (8 used) 4. Radiator mount 5. Radiator 6. Air intake hose 7. Plenum 8. Flange nut (4 used) 9. O--ring 10. 90 o hydraulic fitting (2 used) 11. O--ring 12. Hydra...

Page 173 - Chapter 5; Electrical System; Electrical System

Groundsmaster 4500--D/4700--D Page 5 -- 1 Electrical System Chapter 5 Electrical System Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 2 . . . . . . . . . . . . . . . . . . . . . . . . . . Toro Electronic Controllers (TEC) 2 . . . . . . . . . . . ...

Page 175 - Electrical Drawings; The electrical schematics and other electrical drawings

Groundsmaster 4500--D/4700--D Page 5 -- 3 Electrical System Electrical Drawings The electrical schematics and other electrical drawings for the Groundsmaster 4500--D and Groundsmaster 4700--D are located in Chapter 9 -- Foldout Drawings. Electrical System

Page 176 - Multimeter

Groundsmaster 4500--D/4700--D Page 5 -- 4 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 (amps), resistance (ohms) or voltage. ...

Page 178 - Diagnostic Display

Groundsmaster 4500--D/4700--D 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 re...

Page 182 - Starting Problems

Groundsmaster 4500--D/4700--D Page 5 -- 10 Electrical System Starting Problems Problem Possible Causes No electrical power to machine (including gauges). Battery is discharged. Battery cables are loose or corroded. Ground connection on machine is loose or corroded. The ignition switch or circuit wir...

Page 183 - General Run and Transport Problems

Groundsmaster 4500--D/4700--D Page 5 -- 11 Electrical System Starting Problems (continued) Problem Possible Causes Engine cranks, but does not start. Fuel tank is empty. Engine is not cranking fast enough. Engine and/or fuel may be too cold. Fuse F5--1 (40 amp) is faulty (open). Glow relay, glow plu...

Page 184 - Cutting Deck Operating Problems

Groundsmaster 4500--D/4700--D Page 5 -- 12 Electrical System Cutting Deck Operating Problems Cutting decks run, but should not, when raised. Decks shut off with PTO switch. The cutting deck position switch or circuit wiring is faulty. Wire harness connections are incorrectly connected to hydraulic s...

Page 185 - Electrical System Quick Checks; Voltage Measured; Charging System Test; At least 0.50 volt over initial battery voltage.; Glow Plug System Test

Groundsmaster 4500--D/4700--D Page 5 -- 13 Electrical System Electrical System Quick Checks Battery Test (Open Circuit Test) Use a multimeter to measure the voltage between the battery terminals. Set multimeter to the DC volts setting. The battery should be at a temperature of 60 o to 100 o F (16 o ...

Page 186 - Check Operation of Interlock Switches; Do not disconnect safety switches. They are for

Groundsmaster 4500--D/4700--D Page 5 -- 14 Electrical System Check Operation of Interlock Switches CAUTION Do not disconnect safety switches. They are for the operator’s protection. Check the operation of the interlock switches daily for proper operation. Replace any malfunctioning switches before o...

Page 187 - Ignition Switch

Groundsmaster 4500--D/4700--D Page 5 -- 15 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 checking continuity on the switch terminals). NOTE:...

Page 188 - Fuses; Fuse Testing

Groundsmaster 4500--D/4700--D Page 5 -- 16 Electrical System Fuses Groundsmaster 4500--D and 4700--D use numerous fuses for circuit protection. The fuses are located in two (2) areas of the machine. Most of the fuses reside in the power center behind the operator’s seat. An in--line fuse holder loca...

Page 189 - Indicator Lights

Groundsmaster 4500--D/4700--D Page 5 -- 17 Electrical System Indicator Lights Charge Indicator Light The charge indicator light should come on when the igni- tion switch is in ON with the engine not running or with an improperly operating charging circuit while the en- gine is running. To test the c...

Page 190 - PTO Switch

Groundsmaster 4500--D/4700--D Page 5 -- 18 Electrical System PTO Switch The PTO switch is located on the console arm (Fig. 18). The PTO switch is pulled up to engage the PTO and pushed in to disengage the PTO. NOTE: To engage the PTO, the seat has to be occu- pied, traction speed has to be in low ra...

Page 191 - Cutting Deck Lift Switches

Groundsmaster 4500--D/4700--D Page 5 -- 19 Electrical System Cutting Deck Lift Switches The cutting deck lift switches are used as inputs for the TEC controller to raise or lower the cutting decks. When the front of a lift switch is depressed and held, the con- trolled decks will lower. When the rea...

Page 193 - Engine Cooling Fan Switch

Groundsmaster 4500--D/4700--D Page 5 -- 21 Electrical System Engine Cooling Fan Switch The engine cooling fan switch is located on the outside of the console arm (Fig. 25). This two position rocker switch allows the engine cooling fan to run in the normal, automatic mode or in the manual reverse (mo...

Page 194 - Seat Switch; Testing

Groundsmaster 4500--D/4700--D Page 5 -- 22 Electrical System Seat Switch The seat switch is normally open and closes when the operator is on the seat. The seat switch and its electrical connector are located in the seat assembly. If the trac- tion system or PTO switch is engaged when the operator ra...

Page 195 - Parking Brake Switch; Switch Testing

Groundsmaster 4500--D/4700--D Page 5 -- 23 Electrical System Parking Brake Switch The parking brake switch is a normally open proximity switch. The parking brake switch is attached to the bot- tom of the RH brake pedal (Fig. 28). When the parking brake is not applied, the parking brake detent is pos...

Page 196 - Cutting Deck Position Switch

Groundsmaster 4500--D/4700--D Page 5 -- 24 Electrical System Cutting Deck Position Switch The cutting deck position switch is a normally open prox- imity switch that is located on the traction unit frame (Fig. 30). The sensing plate is located on the cutting deck lift arm. The Groundsmaster 4500--D ...

Page 197 - Hour Meter; Hobbs; Temperature Gauge

Groundsmaster 4500--D/4700--D Page 5 -- 25 Electrical System Hour Meter The hour meter is located on the outside of the console arm. 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 ...

Page 198 - Glow and Main Power Relays

Groundsmaster 4500--D/4700--D Page 5 -- 26 Electrical System Glow and Main Power Relays The glow and main power relays are located at the pow- er center behind the operator seat (Fig. 34). These re- lays are attached to the wire harness with a four (4) wire connector (Fig. 35). The glow relay is use...

Page 199 - Start Relay

Groundsmaster 4500--D/4700--D Page 5 -- 27 Electrical System Start Relay The start relay is located at the power center behind the operator seat. This relays is attached to the wire har- ness with a five (5) wire connector (Fig. 37). The start relay is used to provide current to the engine starter m...

Page 200 - Hydraulic Solenoid Valve Coils

Groundsmaster 4500--D/4700--D Page 5 -- 28 Electrical System Hydraulic Solenoid Valve Coils Numerous hydraulic solenoid valve coils are used on the hydraulic control manifolds of Groundsmaster 4500--D and 4700--D machines. When energized by the TEC controller, these coils provide hydraulic circuit c...

Page 201 - Engine Coolant and Hydraulic Oil Temperature Senders

Groundsmaster 4500--D/4700--D Page 5 -- 29 Electrical System Engine Coolant and Hydraulic Oil Temperature Senders Two (2) identical temperature senders are used as in- puts for the TEC--5002 controller to identify if either the engine coolant or hydraulic oil temperature has reached an excessive lev...

Page 202 - Fuel Pump

Groundsmaster 4500--D/4700--D Page 5 -- 30 Electrical System Fuel Pump The fuel pump is energized by the TEC--5002 controller when the ignition switch is either in the START or ON position. The fuel pump is attached to the left side frame rail. IMPORTANT: When testing fuel pump, make sure that pump ...

Page 203 - Temperature Sender

Groundsmaster 4500--D/4700--D Page 5 -- 31 Electrical System Temperature Sender The temperature sender is located near the alternator on the water flange attached to the engine cylinder head (Fig. 44). There is a gray wire attached to the terminal of the sender. The resistance of the temperature sen...

Page 205 - Battery Storage

Groundsmaster 4500--D/4700--D Page 5 -- 33 Electrical System Service and Repairs NOTE: For more component repair information, see the Kubota Workshop Manual, Diesel Engine, V2403--M--T--E3B at the end of Chapter 3 -- Kubota Die- sel Engines. Battery Storage If the machine will be stored for more tha...

Page 206 - Battery Service

Groundsmaster 4500--D/4700--D Page 5 -- 34 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. CAUTION When working with batteries,...

Page 209 - Hydraulic Solenoid Valve Coil

Groundsmaster 4500--D/4700--D Page 5 -- 37 Electrical System Hydraulic Solenoid Valve Coil A hydraulic solenoid valve coil on a hydraulic control manifold can be replaced without opening the hydraulic system. Removal (Fig. 49) 1. Park machine on a level surface, lower cutting decks, stop engine and ...

Page 211 - Chapter 6; Axles, Planetaries and Brakes

Groundsmaster 4500--D/4700--D Page 6 -- 1 Axles, Planetaries and Brakes Chapter 6 Axles, Planetaries and Brakes Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . ....

Page 213 - The Traction Unit Operator’s Manual provides informa-

Groundsmaster 4500--D/4700--D Page 6 -- 3 Axles, Planetaries and Brakes General Information Operator’s Manual The Traction Unit Operator’s Manual provides informa- tion regarding the operation, general maintenance and maintenance intervals for your Groundsmaster ma- chine. Refer to this publication ...

Page 214 - Brake Assembly

Groundsmaster 4500--D/4700--D Page 6 -- 4 Axles, Planetaries and Brakes Service and Repairs Brake Assembly 1. Flange head screw (6 per planetary) 2. Splined brake shaft 3. Planetary assembly (2 used) 4. Front wheel assembly (2 used) 5. Lug nut (8 per wheel) 6. Retaining ring 7. Spring plate 8. Compr...

Page 216 - Brake Inspection and Repair; Figure 4

Groundsmaster 4500--D/4700--D Page 6 -- 6 Axles, Planetaries and Brakes Brake Inspection and Repair 1. Brake housing (LH shown) 2. Seal 3. Pull rod 4. Clevis pin (2 used) 5. Link (2 used) 6. Hitch pin (2 used) 7. Stationary disc (4 used) 8. Rotating disc (3 used) 9. Retaining ring 10. Gasket 11. Rot...

Page 218 - Planetary Wheel Drive Assembly

Groundsmaster 4500--D/4700--D Page 6 -- 8 Axles, Planetaries and Brakes Planetary Wheel Drive Assembly 1. Flange head screw (6 per planetary) 2. Splined brake shaft 3. Planetary assembly (2 used) 4. Front wheel assembly (2 used) 5. Lug nut (8 per wheel) 6. Retaining ring 7. Spring plate 8. Compressi...

Page 220 - Planetary Wheel Drive Service

Groundsmaster 4500--D/4700--D Page 6 -- 10 Axles, Planetaries and Brakes Planetary Wheel Drive Service 1. Spindle 2. Boot seal 3. Oil seal 4. Inner bearing cone 5. Inner bearing cup 6. Wheel stud (8 used) 7. Socket head screw (16 used) 8. Lock washer (16 used) 9. Housing 10. Dowel pin (2 used) 11. O...

Page 224 - Rear Axle Assembly

Groundsmaster 4500--D/4700--D Page 6 -- 14 Axles, Planetaries and Brakes Rear Axle Assembly 1. Steering cylinder 2. Needle bearing 3. External snap ring 4. External snap ring 5. Thrust washer 6. Flat washer 7. Lock nut 8. Grease fitting 9. Cap screw (2 used) 10. Flat washer (2 used) 11. Piston motor...

Page 226 - Rear Axle Service

Groundsmaster 4500--D/4700--D Page 6 -- 16 Axles, Planetaries and Brakes Rear Axle Service Figure 12 3 2 4 5 6 7 8 9 10 14 13 12 11 15 1 10 11 8 9 8 13 16 17 18 19 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 20 41 42 43 50 44 45 46 47 48 49 51 54 55 56 57 58 59 52 53 60 61 62 63 64 2...

Page 227 - Figure 12 illustrates the rear axle used on the

Groundsmaster 4500--D/4700--D Page 6 -- 17 Axles, Planetaries and Brakes 1. LH axle support 2. Flange bushing (2 used) 3. Axle vent 4. Filter 5. Vent extension 6. Cap screw (4 used per gear case) 7. Shim set 8. Seal washer 9. Plug 10. Lock nut 11. Lock washer 12. Grease fitting 13. Ball bearing 14. ...

Page 228 - Bevel Gear Case and Axle Case

Groundsmaster 4500--D/4700--D Page 6 -- 18 Axles, Planetaries and Brakes Bevel Gear Case and Axle Case The following procedures assume the rear axle assem- bly has been removed from the machine. Removal 1. Remove the mounting screws, nuts and lock wash- ers. Remove the bevel gear case/axle case asse...

Page 229 - Inspection

Groundsmaster 4500--D/4700--D Page 6 -- 19 Axles, Planetaries and Brakes 5. Remove the knuckle pin mounting screws and the knuckle pin. Remove the gasket and any remaining gas- ket material from either mating surface (Fig. 16). 6. While holding the bevel gear case, tap the upper end of the bevel gea...

Page 232 - Differential Shafts

Groundsmaster 4500--D/4700--D Page 6 -- 22 Axles, Planetaries and Brakes 9. Remove the bevel gear case/axle case assembly from the axle support. Coat a new O-ring with grease and temporarily install the axle cover assembly. Position a dial indicator at the tooths center. Prevent the axle from turnin...

Page 233 - Axle Shafts

Groundsmaster 4500--D/4700--D Page 6 -- 23 Axles, Planetaries and Brakes Axle Shafts The following procedures assume the rear axle assem- bly has been removed from the machine. Removal 1. Remove the axle cover mounting screws. Remove the axle cover from the axle case as an assembly (Fig. 25). 2. Use...

Page 234 - Input Shaft/Pinion Gear

Groundsmaster 4500--D/4700--D Page 6 -- 24 Axles, Planetaries and Brakes Input Shaft/Pinion Gear Figure 28 1 1. Nut (2 used) 2. Lock washer (2 used) 3. Stud (2 used) 4. Lock nut 5. Stake washer 6. Oil seal 7. O-ring 8. Seal collar 9. Bearing 10. O-ring 11. Input shaft/pinion gear 12. Bearing case 13...

Page 236 - Differential Gear

Groundsmaster 4500--D/4700--D Page 6 -- 26 Axles, Planetaries and Brakes Differential Gear The following procedures assume the rear axle assem- bly has been removed from the machine. Removal 1. Remove bevel gear case/axle case assemblies (see Bevel Gear Case/Axle Case Assembly in this section of thi...

Page 237 - ferential case I.D. to determine the side gear to case

Groundsmaster 4500--D/4700--D Page 6 -- 27 Axles, Planetaries and Brakes Inspection 1. Measure the differential side gear O.D. and the dif- ferential case I.D. to determine the side gear to case clearance (Fig. 35). Replace components as necessary. SIDE GEAR TO CASE CLEARANCE: 0.002 to 0.012 in. (0....

Page 239 - Pinion Gear to Ring Gear Engagement; Toe

Groundsmaster 4500--D/4700--D Page 6 -- 29 Axles, Planetaries and Brakes Pinion Gear to Ring Gear Engagement The final position of the pinion gear is verified by using the gear contact pattern method as described in the fol- lowing procedure. GEAR TOOTH DEFINITIONS (Fig. 39): Toe -- the portion of t...

Page 241 - Chapter 7; Chassis; Chassis

Groundsmaster 4500--D/4700--D Page 7 -- 1 Chassis Chapter 7 Chassis Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 2 . . . . . . . . . . . . . . . . . . . . . . . . . . Cutting Deck Identification 2 . . . . . . . . . . . . . . . . . . . . SERVICE ...

Page 244 - Steering Column

Groundsmaster 4500--D/4700--D Page 7 -- 4 Chassis Service and Repairs Steering Column 1. Steering wheel cover 2. Lock nut 3. Steering wheel 4. Flat washer 5. Foam collar 6. Flange head screw (4 used) 7. Steering column 8. Steering control valve 9. Socket head screw (4 used) 10. Flange nut (4 used) 1...

Page 246 - Console Arm

Groundsmaster 4500--D/4700--D Page 7 -- 6 Chassis Console Arm 1. Console arm frame 2. LH cover 3. RH cover 4. Washer head screw (10 used) 5. Phillips head screw 6. Lock nut (3 used) 7. Cover plate 8. Flange head screw (2 used) 9. Mount 10. U--nut (4 used) 11. Flange head screw (5 used) 12. Switch pa...

Page 254 - Operator Seat

Groundsmaster 4500--D/4700--D Page 7 -- 14 Chassis Operator Seat 1. Seat frame 2. Seat plate 3. Torsion spring 4. Seat plate latch 5. Clevis pin 6. Flat washer 7. Cotter pin 8. Hair pin (2 used) 9. Seat frame rod (2 used) 10. Cotter pin (2 used) 11. Flat washer (3 used) 12. Hair pin 13. Seat pivot s...

Page 256 - Operator Seat Service

Groundsmaster 4500--D/4700--D Page 7 -- 16 Chassis Operator Seat Service 1. Backrest cushion 2. Seat cushion 3. LH armrest cover 4. LH armrest 5. Bushing (2 used) 6. Backrest 7. Plug (2 used) 8. Cable tie (3 used) 9. LH adjustment rail 10. Bumper (2 used) 11. Washer 12. Cap screw (2 used) 13. Seat 1...

Page 257 - Disassemble operator seat as necessary using Fig-

Groundsmaster 4500--D/4700--D Page 7 -- 17 Chassis Disassembly (Fig. 16) 1. Remove seat from machine for service (see Opera- tor Seat Removal in this section). 2. Disassemble operator seat as necessary using Fig- ure 16 as a guide. Assembly (Fig. 16) 1. Assemble operator seat using Figure 16 as a gu...

Page 258 - Operator Seat Suspension

Groundsmaster 4500--D/4700--D Page 7 -- 18 Chassis Operator Seat Suspension 1. Cover 2. Cover 3. Level control 4. Air control valve 5. Shock absorber 6. Air spring 7. Air tube assembly 8. Wire harness 9. Compressor 10. Bellows 11. Stop 12. Bumper set (2 used) 13. Roller (4 used) 14. Washer (2 used) ...

Page 260 - Hood

Groundsmaster 4500--D/4700--D Page 7 -- 20 Chassis Hood 1. Screen 2. Latch keeper 3. Pop rivet (2 used) 4. Hood 5. Plastic plug (20 used) 6. Hood screen 7. Bulb seal (2 used) 8. Adjustable latch 9. Hair pin (2 used) 10. Rear bumper 11. Pop rivet (2 used) 12. Rubber bumper (2 used) 13. Flange nut (2 ...

Page 263 - Chapter 8; Cutting Decks; Cutting

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 1 Chapter 8 Cutting Decks Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Operator’s Manual 3 . . . . . . . . . . . . . . . . . . . . . ....

Page 265 - Never install or work on the cutting decks or lift; The Cutting Deck Operator’s Manual provides informa-

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 3 General Information CAUTION Never install or work on the cutting decks or lift arms with the engine running. Always stop en- gine and remove key from ignition switch first. Operator’s Manual The Cutting Deck Operator’s Manual provides informa- ...

Page 266 - Factors That Can Affect Quality of Cut; Factor

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 4 Troubleshooting 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”, uneven ground conditions or attempting to cut of...

Page 267 - Rear Roller Bearing and Seal Installation Tools; Spindle Plug

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 5 Special Tools Order special tools from your Toro Distributor. Rear Roller Bearing and Seal Installation Tools These tools are used to assemble the cutting deck rear roller. Toro Part Numbers: Inner Seal Tool 115--0852 Bearing/Outer Seal Tool 11...

Page 268 - Adjustments; Blade Stopping Time

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 6 Adjustments CAUTION Never install or work on the cutting decks or lift arms with the engine running. Always stop en- gine and remove key from ignition switch first. See the Cutting Deck Operator’s Manual for adjustment procedures for cutting de...

Page 270 - Blade Spindle Assembly; Figure 3

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 8 Service and Repairs CAUTION Never install or work on the cutting decks or lift arms with the engine running. Always stop en- gine and remove key from ignition switch first. Blade Spindle Assembly 1. Flange nut (6 used) 2. Hydraulic deck motor 3...

Page 272 - Blade Spindle Service

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 10 Blade Spindle Service Disassembly (Fig. 5) 1. Remove blade spindle from cutting deck (see Blade Spindle Removal in this section). 2. Loosen and remove spindle nut from top of spindle shaft. 3. Remove the spindle shaft from the spindle housing ...

Page 274 - Rear Roller; Figure 9

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 12 Rear Roller 1. Deck frame 2. Rear roller assembly 3. Grease fitting 4. Roller shaft screw 5. Roller mount 6. Flange head screw 7. Skid bracket 8. Cap screw Figure 9 8 5 4 1 7 6 3 2 FRONT RIGHT 29 to 35 ft--lb (40 to 47 N--m) 29 to 35 ft--lb (4...

Page 276 - Rear Roller Service; IMPORTANT: During assembly process, frequently

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 14 Rear Roller Service Disassembly (Fig. 11) 1. Remove bearing lock nut from each end of roller shaft. 2. Loosely secure roller assembly in bench vise and lightly tap one end of roller shaft until outer seals and bearing are removed from opposite...

Page 278 - Front Roller Service

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 16 Front Roller Service Disassembly (Fig. 17) 1. Remove roller mounting bolt. 2. Remove roller assembly from carrier frame. 3. To remove bearings and bearing spacer: A. Insert punch through end of roller and drive oppo- site bearing out by altern...

Page 280 - Cutting Deck Carrier Frame

Groundsmaster 4500--D/4700--D Cutting Decks Page 8 -- 18 Cutting Deck Carrier Frame 1. Carrier frame 2. Lynch pin 3. Thrust washer 4. Pivot shaft 5. Lift arm (#4 shown) 6. Flange nut (2 used per deck) 7. Hardened washer (2 used per deck) 8. Cap screw (2 used per deck) 9. Cap screw 10. Rebound washer...

Page 283 - Chapter 9; Foldout Drawings; Foldout Drawings

Groundsmaster 4500--D/4700--D Foldout Drawings Page 9 - 1 Chapter 9 Foldout Drawings Table of Contents HYDRAULIC SCHEMATICS Groundsmaster 4500--D 3 . . . . . . . . . . . . . . . . . . . . . . Groundsmaster 4700--D 4 . . . . . . . . . . . . . . . . . . . . . . ELECTRICAL SCHEMATIC Groundsmaster 4500-...

Page 285 - Hydraulic Schematic

Page 9 - 3 Hydraulic Schematic Groundsmaster 4500--D S5 S6 TS PS CM1 TS FRONT PORTS TS CV S1 BYPASS VALVE R1 STEERING CYLINDER #1 #2 #3 #4 #5

Page 287 - Electrical Schematic

Page 9 - 5 Electrical Schematic Groundsmaster 4500--D/4700--D All relays and solenoids are shown as de-- energized.All ground wires are black. Sheet 1 of 3

Page 290 - Main Wire Harness

Page 9 - 8 Groundsmaster 4500--D/4700--D Main Wire Harness

Page 292 - Seat and Console Wire Harness

Page 9 - 10 Groundsmaster 4500--D/4700--D Seat and Console Wire Harness

Page 294 - Power Center Wire Harness

Page 9 - 12 Groundsmaster 4500--D/4700--D Power Center Wire Harness

Page 296 - Deck 6 and 7 Wire Harness

Page 9 - 14 Deck 6 and 7 Wire Harness Groundsmaster 4700--D