Service Manual
520-H Information List (1990)
Wiring Diagram . . . . . . . . . . . . . . . . 7-106
Circuit Diagrams
Starter Motor Circuit . . . . . . . . . . 7-107
Spark Circuit . . . . . . . . . . . . . . 7-107
Charging Circuit . . . . . . . . . . . . 7-107
Oil Pressure Light Circuit . . . . . . . . 7-108
Hydrostat Temperature Light Circuit . . 7-108
Air Filter Indicator Light . . . . . . . . . 7-108
Meter Light Circuit . . . . . . . . . . . 7-109
Parking Brake Light Circuit . . . . . . 7-109
Engine Temperature Light Circuit . . . 7-109
Hourmeter Circuit . . . . . . . . . . . 7-110
Headlight Circuit . . . . . . . . . . . . 7-110
Fuel Gauge . . . . . . . . . . . . . . . 7-110
Tachometer Circuit . . . . . . . . . . . 7-111
Information List
1990 520-H
Demystification Guide 7 - 105