Chapter 5
Electrical System
Table of Contents
ELECTRICAL DIAGRAMS . . . . . . . . . . . . . . . . . . . . . 1
CIRCUIT OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . 2
OK to Lower Circuit . . . . . . . . . . . . . . . . . . . . . . . . . 2
Lockout Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Electric Clutch Circuit . . . . . . . . . . . . . . . . . . . . . . . . 6
SPECIAL TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . 8
Starting Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
General Run Problems . . . . . . . . . . . . . . . . . . . . . . 9
Coring Head Operating Problems . . . . . . . . . . . . 10
ELECTRICAL SYSTEM QUICK CHECKS . . . . . . . . 11
Battery Test (Open Circuit Test) . . . . . . . . . . . . . . . 11
Charging System Test . . . . . . . . . . . . . . . . . . . . . . . 11
Check Operation of Interlock Switches . . . . . . . . 12
COMPONENT TESTING . . . . . . . . . . . . . . . . . . . . . . 13
Ignition Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Engine Oil Pressure Indicator Light . . . . . . . . . . . 14
Hour Meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Manual Raise/Lower Switch . . . . . . . . . . . . . . . . . 16
Ground Follow Switch . . . . . . . . . . . . . . . . . . . . . . 17
Lift Reset Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Solenoid Valve Coil . . . . . . . . . . . . . . . . . . . . . . . . . 19
Head Low and Head High Limit Switches . . . . . . 20
Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Proximity Switches . . . . . . . . . . . . . . . . . . . . . . . . . 22
Aerator Control Module . . . . . . . . . . . . . . . . . . . . . 24
Electric Clutch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Diode Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . 27
SERVICE AND REPAIRS . . . . . . . . . . . . . . . . . . . . . 28
Battery Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Battery Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Battery Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Electric Clutch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Solenoid Valve Coil . . . . . . . . . . . . . . . . . . . . . . . . . 34
Electrical Diagrams
The electrical schematic, electrical circuit drawings and
wire harness drawings for the ProCore 648 are located
in Chapter 8 – Electrical Diagrams.
ProCore 648
Electrical System
Page 5 – 1
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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| Language | English |
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