SECTION 55 - ELECTRICAL SYSTEM
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CRANKING CIRCUIT GROUND
The start interlock relay is grounded through the
(B-4) wire to the ground terminal on the start relay.
The system ground (B-6) wire then goes to the
ground terminal of the preheat relay. The system
ground (B-8) wire then goes to the engine ground at
the bell housing.
OPERATING CONDITIONS “SERVICE/RUN”
SWITCH IN THE “SERVICE” POSITION
To start the engine with the “SERVICE/RUN” switch,
1, in the “SERVICE” position, the starter will be
activated any time the key switch is turned to the
“START” position.
NOTE: If manual preheat is required, the operator
must be in the seat.
NOTE: The boom and bucket control valve spool
locks will remain inoperative with the
“SERVICE/RUN” switch in the “SERVICE” position.
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