TM 10-3930-641-20
ELECTRICAL SYSTEMS TROUBLESHOOTING (CONT)
(Sheet 2 of 2)
PROBLEM NO. 6 (CONT)
ANSWER
YES
No
REMARKS
QUESTION OR INSTRUCTION
STEP
POWER switch ON
Gain access to engine relay panel.
2
5
Is battery voltage present at 60 amp. circuit breaker (13,
1
4
3
Is battery voltage present at output terminal y ?
2
--
--
3
Replace 60 amp circuit breaker.
--
--
4
10 gage O wire(s) from 60 amp. circuit breaker to splices in
cab harness is open. See WIRE and HARNESS TESTING,
See page 2-53.
10 gage O wire (O) from main power relay to 60-amp circuit
5
breaker is open.
TA 098602
End
2-91
