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Toro Groundmaster Series Lawn Mower Manuals
Manuals and User Guides for Toro Groundmaster Series Lawn Mower. We have
1
Toro Groundmaster Series Lawn Mower manual available for free PDF download: Service Manual
Toro Groundmaster Series Service Manual (355 pages)
Brand:
Toro
| Category:
Lawn Mower
| Size: 21.3 MB
Table of Contents
Table of Contents
7
Chapter 1 :Safety
10
Safety Instructions
10
Think Safety First
11
Jacking Instructions
14
Safety and Instructional Decals
15
Table of Contents
17
Chapter 2 :Specificationsandmaintenance
18
Specifications
18
Overall Dimensions
18
Engine (Model 31900 & 31901)
19
Engine (Model 31902 & 31903)
19
Engine (Model 31907 & 31909)
20
Hydraulic System
20
Chassis
21
Cutting Unit
22
Torque Specifications
23
Calculating the Torque Values When Using a Drive-Adapter Wrench
24
Identifying the Fastener
25
Standard Torque for Dry, Zinc Plated, and Steel Fasteners (Inch Series)
26
Standard Torque for Dry, Zinc Plated, and Steel Fasteners (Metric Fasteners)
27
Other Torque Specifications
28
Conversion Factors
28
Shop Supplies
29
Special Tools
31
Table of Contents
37
Chapter 3: Troubleshooting
38
GEARS - the Systematic Approach to Defining, Diagnosing and Solving Problems
38
Operator Advisories
39
Machine and Engine Faults
41
Machine Faults
41
Engine Faults (Models 31902 and 31903)
47
Using the TDM Display/Controller Screens for Troubleshooting
48
Troubleshooting - Hydraulic
50
General Hydraulic System Problems
51
Traction System Problems
53
Steering System Problems
55
Cutting Unit (or Attachment) Lift/Lower Problems
56
Troubleshooting - Electrical
57
Starting Problems
58
General Run and Transport Problems
60
Cutting Unit (or Attachment) Problems
61
Factors that Can Affect Quality of Cut
62
Table of Contents
63
General Information
64
Traction Unit Operator's Manual
64
Yanmar Service and Troubleshooting Manuals
64
Chapter 4: Engine
65
Engine Electronic Control Unit (ECU) (Models 31902 and 31903)
65
Yanmar Engines
67
Diesel Particulate Filter
67
Service and Repairs
71
Air Cleaner Assembly
71
Exhaust System
73
Radiator
75
Fuel System
78
Engine
81
Table of Contents
87
Additional Reference Materials
88
Chapter 5 :Hydraulicsystem
89
General Information
89
Traction Unit Operator's Manual and Accessory Installation Instructions
89
Relieving Pressure from the Hydraulic System
89
Towing the Traction Unit
90
Traction Circuit Component Failure
91
Hydraulic Hoses
92
Installing Hydraulic Hoses and Tubes (O-Ring Face Seal Fitting)
93
Installing the Hydraulic Fittings (SAE Straight Thread O-Ring Fittings)
95
Hydraulic Schematics
98
Hydraulic Flow Diagrams
99
Traction Circuit
99
Steering Circuit
102
Lift Circuit
104
Auxiliary Valve Circuit (Optional)
106
Testing the Hydraulic System
108
Hydraulic Test Selection
110
Testing the Traction Circuit - Charge Pressure
111
Testing the Traction Circuit - Wheel Motor Efficiency
115
Testing the Traction Circuit - Piston (Traction) Pump (P1) Flow and Relief Pressure
123
Testing the Steering and Lift Circuit - Gear Pump (P2) Flow and Circuit Relief Valve
126
Testing the Steering and Lift Circuit - Steering Cylinder and Circuit Relief Valve
131
Testing the Steering and Lift Circuit - Lift Cylinder Internal Leakage
133
Adjustments
136
Adjusting the Traction System for Neutral
136
Service and Repairs
138
General Precautions for Removing and Installing the Hydraulic System Components
138
Checking the Hydraulic Lines and Hoses
140
Flushing the Hydraulic System
141
Filtering the Closed-Loop Traction Circuit
143
Priming the Hydraulic Pumps
146
Charging the Hydraulic System
148
Hydraulic Tank
150
Hydraulic Fluid Cooler
152
Traction Pump Drive
153
Piston (Traction) Pump (P1)
156
Servicing the Traction (Piston) Pump (P1)
159
Gear Pump (P2)
161
Gear Pump (P2) Service
164
Wheel Motors
168
Wheel Motor Service
172
Hydraulic Manifold
174
Hydraulic Manifold Service
176
Cartridge Valve Service
179
Steering Control Valve
181
Steering Control Valve Service
183
Steering Cylinder
184
Steering Cylinder Service
187
Table of Contents
193
Chapter 6 :Electricalsystem
194
General Information
194
Traction Unit Operator's Manual and Accessory Installation Instructions
194
Yanmar Engine Electrical Components
194
TDM Display/Controller
195
CAN Bus Communications
197
Electrical Schematics and Wire Harness Drawings/Diagrams
198
Electrical System Quick Checks
199
Testing the Charging System
199
Checking the Operation of the Interlock Switches
200
Testing the Electrical Components
201
Fusible Link Harness
202
Fuses
204
CAN Bus
209
TDM Display/Controller
211
Key Switch
214
PTO Switch
215
Lift/Lower Switch
216
Glow Plug Switch (Model 31900, 31901, 31907 and 31909)
217
Throttle Switch (Model 31902 and 31903)
218
Seat Switch
219
Traction Neutral Switch
221
Parking Brake Switch
224
Cutting Unit High Trim Height Switch
226
Windshield Washer/Wiper Switch (Model 31903 and 31909)
229
Air Conditioning On/Off Switch (Model 31903 and 31909)
230
Fan Speed Switch (Model 31903 and 31909)
231
Multifunction Switch (Optional)
232
Hazard Switch (Optional)
233
Relays with 4 Terminals
234
Relays with 5 Terminals
237
PTO Clutch
240
Fuel Pump
242
Transient Voltage Suppression (TVS) Diode
244
Diode Assemblies (Model 31902 and 31903)
245
Resistor Assemblies
247
CAN Bus Terminator Resistors
248
Hydraulic Solenoid Valve Coils
251
Service and Repairs
253
Caring for the Battery
253
Storing the Battery
254
Servicing the Battery
255
Table of Contents
261
Chapter 7 :Chassis
262
General Information
262
Traction Unit Operator's Manual and Accessory Installation Instructions
262
Adjustments
263
Adjusting the Parking Brake
263
Adjusting the Traction Cable
263
Adjusting the Tie Rod Length (Rear Wheel Toe-In)
263
Adjusting the PTO Clutch
264
Service and Repairs
265
Wheels
265
Parking Brakes
267
Traction Pedal, Cable, and Control Assembly
271
Steering Column
273
Rear Axle and Spindles
276
PTO Shaft
279
Servicing the PTO Shaft Cross and Bearing
280
PTO Clutch
281
Operator's Console
283
Hood
284
Operator Seat
286
Mechanical Suspension Seat (Model 31981)
288
Air Ride Suspension Seat (Model 31982)
289
Lift Arms
290
General Information/Service and Repairs
293
Chapter 8 :Cuttingunits
294
General Information
294
Cutting Unit Operator's Manual
294
Blade Stopping Time
294
Service and Repairs
295
Rotary Cutting Units
295
Flail Cutting Unit (Model 02835) Information Pending
314
Table of Contents
315
Chapter 9 :Operatorcab
316
General Information
316
Traction Unit Operator's Manual and Accessory Installation Instructions
317
Electrical Components, Schematics and Wire Harness Drawings
318
Air Conditioning System
319
Cab Heater System
320
Adjustments
321
Adjusting the Compressor Belt Tension
321
Adjusting the Doors
322
Service and Repairs
323
General Precautions for Removing and Installing Air Conditioning System Components
323
Air Conditioning Compressor
325
Heating and Air Conditioning Components
327
Control Panel and Windshield Wiper Assembly
328
Doors
330
Table of Contents
333
Electrical Drawing Designations
334
Hydraulic Schematic - 3200 2WD
335
Hydraulic Schematic - 3200 4WD
336
Hydraulic Schematic - 3300/3310
337
Electrical Schematic - 3200/3300/3310
338
Electrical Schematic - 3300/3310
339
Electrical Schematic - 3300/3310 (Continued
340
Electrical Schematic-Operator Cab
341
Wire Harness Drawing - 3200/3300/3310
342
Wire Harness Diagram - 3320/3300/3310
343
Wire Harness Drawing - Main 3300/3310
344
Wire Harness Diagram - Main 3300/3310
345
Wire Harness Diagram - Main 3300/3310 (Continued
346
Wire Harness - Cab Power
347
Wire Harness - Cab Rooftop
348
Wire Harness - Cab Control Panel
349
Wire Harness - Cab HVAC Adapter
350
Wire Harness - Cab Work Light Kit (Optional
351
Wire Harness - Road Light Kits, Lights (Optional
352
Wire Harness - Road Light Kit, Controls (Optional
353
Slope Sensor Kit (Optional
354
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