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Groundsmaster 4500--D/4700--D Page 5 -- 1 Electrical System
Chapter 5
Electrical System
Table of Contents
GENERAL INFORMATION 2.....................
Operator ’s Manual 2..........................
Electrical Drawings 2..........................
Toro Electronic Controllers (TEC) 2.............
Yanmar Engine Electronic Control Unit (ECU) 3...
Yanmar Engine Electrical Components 4.........
CAN--bus Communications 4...................
SPECIAL TOOLS 6.............................
INFOCENTER DISPLAY 8.......................
TROUBLESHOOTING 15........................
Operator Advisories 15........................
Fault Codes 16...............................
Starting Problems 18..........................
General Run & Transport Problems 19...........
Cutting Deck Operating Problems 20............
Cutting Deck Lift/Lower Problems 21............
ELECTRICAL SYSTEM QUICK CHECKS 23.......
Battery Test (Open Circuit) 23..................
Charging System Test 23......................
Check Operation of Interlock Switches 23........
ADJUSTMENTS 24.............................
Traction Pedal Adjustment 24..................
Traction Pedal Position Sensor Calibration 26....
COMPONENT TESTING 27......................
Ignition Switch 27.............................
Fuses 28....................................
Fusible Link Harness 29.......................
PTO Switch 30...............................
Hi/Low Speed, Engine Speed Request and
Cutting Deck Lift Switches 31.................
Headlight Switch 32...........................
Seat Switch 33...............................
Parking Brake Switch 34.......................
Cutting Deck Position Switches 35..............
Relays with Four (4) Terminals 36...............
Relays with Five (5) Terminals 38...............
Traction Pedal Position Sensor 39..............
Toro Electronic Controllers (TEC) 40............
Hydraulic Solenoid Valve Coils 42...............
Piston (Traction) Pump Control Solenoid Coils 44.
Hydraulic Oil Temperature Sender 45............
Fuel Pump (Models 30873 and 30874) 46........
Fuel Pump (Models 30881 and 30882) 47........
CAN--bus Termination Resistor 48..............
Diode Assemblies 49..........................
Resistor Assemblies 49........................
SERVICE AND REPAIRS 50.....................
Battery Care 50...............................
Battery Storage 50............................
Battery Service 51............................
Battery Removal and Installation 51............
Battery Inspection and Maintenance 51........
Battery Testing 52...........................
Battery Charging 53.........................
Electrical
System