Service Manual

Groundsmaster 4500--D/4700--D Page 5 -- 1 Electrical System
Chapter 5
Electrical System
Table of C ontents
GENERAL INFORMATION 2.....................
Operator’s Manual 2..........................
Toro Electronic C ontrollers (TEC) 2..............
CAN--bus Communications
(Groundsmaster 4700--D) 2...................
ELECTRICAL DRAWINGS 3.....................
SPECIAL TOOLS 4.............................
TROUBLESHOOTING 6.........................
Diagnostic Display 6..........................
Verify Diagnostic Display Input Functions 6.....
Verify Diagnostic Display Output Functions 9....
Starting Problems 10..........................
General Run & Transport Problems 11...........
Cutting Deck Operating Problems 12............
ELECTRICAL SYSTEM QUICK CHECKS 13.......
Battery Test (Open Circuit) 13..................
Charging System Test 13......................
Glow Plug System Test 13.....................
Check Operation of Interlock Switches 14........
COMPONENT TESTING 15......................
Ignition Switch 15.............................
Fuses 16....................................
Indicator Lights 17............................
PTO Switch 18...............................
Cutting Deck Lift Switches 19...................
Hi--Lo Speed and Headlight Switches 20.........
Engine Cooling Fan Switch 21..................
Seat Switch 22...............................
Parking Brake Switch 23.......................
Cutting Deck Position Switch 24................
Hour Meter 25................................
Temperature Gauge 25........................
Glow and Main Power Relays 26................
Start Relay 27................................
Hydraulic Solenoid Valve Coils 28...............
Engine Coolant and Hydraulic Oil Temperature
Senders 29.................................
Fuel Pump 30................................
Temperature Sender 31........................
Traction Neutral Switch 32.....................
Diode Assembly 32...........................
SERVICE AND REPAIRS 33.....................
Battery Storage 33............................
Battery Care 33...............................
Battery Service 34............................
Battery Removal and Installation 34............
Battery Inspection and Maintenance 34.........
Battery Te sting 35...........................
Battery Charging 36..........................
Hydraulic Solenoid Valve Coil 37................
Electrical
System