e3. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE (CONT)
Is continuity present from
one end of shunt to other
end of shunt?
TEST OPTIONS
NO
YES
KNOWN INFO
Circuit breaker CB70 OK.
Battery(ies) OK.
Cab to chassis ground strap
OK.
PDP to cab ground cable OK.
POSSIBLE PROBLEMS
Faulty shunt.
Faulty starter to shunt 24 VDC
cable.
Faulty battery to shunt cable
assembly.
Faulty starter to chassis
ground cable.
8.
REASON FOR QUESTION
If continuity is not present,
shunt is faulty.
Continuity Test or
STE/ICE-R Test #91
Replace shunt (para 7-26).
TM 9-2320-365-20-1
2-256.12 Change 1
