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Page Title:
24 VDC CIRCUITS DO NOT OPERATE (CONT) |
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 TM 9-2320-366-20-1
e4. 24 VDC CIRCUITS DO NOT OPERATE (CONT)
KNOWN INFO
TEST OPTIONS
11.
Continuity Test or
Service drive lights OK.
STE/ICE-R Test #91
Circuit breaker CB70 OK.
Is continuity present from
Batteries OK.
REASON FOR QUESTION
terminal lug TL39 to
POSSIBLE PROBLEMS
terminal lug TL37?
If continuity is not present,
Faulty 100 AMP reverse polarity
battery to 100 AMP reverse
relay.
polarity relay 24 VDC cable is
Faulty 100 AMP reverse polarity
faulty.
relay to power distribution
panel (PDP) 24 VDC cable.
Faulty battery to 100 AMP
NO
reverse polarity relay 24 VDC
cable.
Replace battery to 100 AMP
YES
reverse polarity relay 24 VDC
cable (para 7-75).
2-284.4
Change 1
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