INDEX
4181384 First Edition
IX-7
IX
Steering Wheel
Removal and Installation . . . . . . . . . . . . . . . . 7-7
Strip Fuse
Removal and Installation . . . . . . . . . . . . . . . 4-77
Switches
Component Symbols . . . . . . . . . . . . . . . . . . . 4-6
Switching Devices
Component Symbols . . . . . . . . . . . . . . . . . . . 4-6
T
Tandem Pump
Disassembly and Assembly . . . . . . . . . . . . . 6-45
Removal and Installation . . . . . . . . . . . . . . . 6-44
Theory of Operation—Electrical
Backlap Circuit—TR-3 . . . . . . . . . . . . . . . . . 4-43
Charging Circuit . . . . . . . . . . . . . . . . . . . . . . 4-24
Electrical Sub-Circuits . . . . . . . . . . . . . . . . . 4-17
Glow Plug Circuit . . . . . . . . . . . . . . . . . . . . . 4-26
Instrumentation Circuit . . . . . . . . . . . . . . . . . 4-47
Mow Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 4-38
Park Brake Circuit . . . . . . . . . . . . . . . . . . . . 4-40
Power Circuit . . . . . . . . . . . . . . . . . . . . . . . . 4-17
Raise/Lower Circuit . . . . . . . . . . . . . . . . . . . 4-36
Run Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . 4-33
Start Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 4-29
Weight Transfer Circuit . . . . . . . . . . . . . . . . 4-45
Work Light Circuit . . . . . . . . . . . . . . . . . . . . . 4-49
Theory of Operation—Hydraulic
Backlap Circuit . . . . . . . . . . . . . . . . . . . . . . . 6-26
Hydraulic Circuits . . . . . . . . . . . . . . . . . . . . . 6-16
Lower Circuit . . . . . . . . . . . . . . . . . . . . . . . . 6-20
Mow Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 6-24
Raise Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 6-18
Steering Circuit . . . . . . . . . . . . . . . . . . . . . . 6-16
Traction Circuit—Forward . . . . . . . . . . . . . . . 5-4
Traction Circuit—Reverse . . . . . . . . . . . . . . . 5-6
Weight Transfer Circuit . . . . . . . . . . . . . . . . 6-22
Thermostat
Removal and Installation . . . . . . . . . . . . . . . 3-16
Throttle Cable and Lever
Removal and Installation . . . . . . . . . . . . . . . 3-17
Tires
Service Safety . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Torque Values (Standard)
Inch Fastener Torque Values . . . . . . . . . . . . 2-13
Metric Fastener Torque Values . . . . . . . . . . 2-13
TR-3
Component Location . . . . . . . . . . . . . . . . . . . 2-5
Traction Circuit—Forward
Schematic, Hydraulic . . . . . . . . . . . . . . . . . . 5-5
Theory of Operation, Hydraulic . . . . . . . . . . . 5-4
Traction Circuit—Reverse
Schematic, Hydraulic . . . . . . . . . . . . . . . . . . 5-7
Theory of Operation, Hydraulic . . . . . . . . . . . 5-6
Traction Pedal
Disassembly and Assembly . . . . . . . . . . . . 9-11
Removal and Installation . . . . . . . . . . . . . . 9-10
Traction Pedal Damper
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 9-14
Traction Pedal Neutral Switch
Removal and Installation . . . . . . . . . . . . . . 4-84
Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-65
Transmission Neutral Adjustment . . . . . . . . . 5-18
Troubleshooting
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
Hydrostatic Power Train . . . . . . . . . . . . . . . . 5-8
Mechanical—AR-3 . . . . . . . . . . . . . . . . . . . . 8-5
Mechanical—TR-3 . . . . . . . . . . . . . . . . . . . 8-14
Quality of Cut—AR-3 . . . . . . . . . . . . . . . . . . 8-6
Quality of Cut—TR-3 . . . . . . . . . . . . . . . . . 8-15
V
Volatile Materials Storage . . . . . . . . . . . . . . . . . 1-9
W
Waste Materials
Safe Disposal . . . . . . . . . . . . . . . . . . . . . . . 1-11
Weight Transfer Circuit
Schematic, Electrical . . . . . . . . . . . . . . . . . 4-46
Schematic, Hydraulic . . . . . . . . . . . . . . . . . 6-23
Theory of Operation, Electrical . . . . . . . . . . 4-45
Theory of Operation, Hydraulic . . . . . . . . . . 6-22
Troubleshooting . . . . . . . . . . . . . . . . . . . . . 4-57
Weight Transfer Solenoid Coil
Removal and Installation . . . . . . . . . . . . . . 4-85
Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-68
Weight Transfer Switch
Removal and Installation . . . . . . . . . . . . . . 4-80
Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-66
Wheel Motor Efficiency Test . . . . . . . . . . . . . 5-16
Work Area
Cleanliness . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Summary of Contents for AR3
Page 1: ...AR 3 TR 3 Trim Mowers Technical Repair Manual AR30001 AR30002 TR30001 TR30002...
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