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Page Title:
PARKING BRAKE SWITCH DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
43. PARKING BRAKE SWITCH DOES NOT OPERATE (CONT).
3
KNOWN INFO
TEST OPTIONS
Battery OK.
Voltage test.
Is voltage present at parking
Battery cable OK.
STE/ICE-R #89.
Run relay K1 OK.
brake switch where wire 10
REASON FOR QUESTION
Wire 3 OK.
connects?
If voltage is not present, wire 10 is
Circuit breaker CB1 OK.
faulty.
POSSIBLE PROBLEMS
Wire 10 faulty.
Parking brake switch faulty.
Wire 75 faulty.
Parking brake solenoid faulty.
Ground faulty.
Repair wire 10
NO
(Para 8-48).
YES
2-602
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