TM-9-2320-366-20-1

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-1

  TM-9-2320-366-20-1 - Page 446 of 1824

KNOWN INFO
WARNING
Read WARNING
on following page.
TEST OPTIONS
REASON FOR QUESTION
If 24 VDC is not present,
relay K2 is faulty.
8.
e4. 24 VDC CIRCUITS DO NOT OPERATE (CONT)
POSSIBLE PROBLEMS
Faulty relay K2.
Faulty dashboard cable
assembly.
NO
Replace relay K2 (para 7-9).
YES
Voltage Test or
STE/ICE-R Test #89
Service drive lights OK.
Circuit breaker CB70 OK.
Batteries OK.
100 AMP reverse polarity relay
OK.
100 AMP reverse polarity relay
to power distribution panel
(PDP) 24 VDC cable OK.
Battery to 100 AMP reverse
polarity relay 24 VDC cable
OK.
200 AMP reverse polarity relay
OK.
200 AMP terminal block OK.
Battery to 200 AMP terminal
block 24 VDC cable assembly
OK.
200 AMP terminal block to
reverse polarity relay 24 VDC
battery cable OK.
200 AMP terminal block to
reverse polarity relay 24 VDC
load cable OK.
200 AMP terminal block to
power distribution panel (PDP)
24 VDC cable OK.
Master power switch OK.
Is 24 VDC present at relay
K2 socket 87 on PDP?
TM 9-2320-366-20-1
2-282
Change 1


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