Quantcast 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE (CONT) - TM-9-2320-366-20-10402

 

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VOLTAGE TEST - TM-9-2320-366-20-10401
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TM-9-2320-366-20-1 M1083 Series 5-Ton 6 x 6 Medium Tactical Vehicles (MTV) Manual
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VOLTAGE TEST - TM-9-2320-366-20-10403
TM 9-2320-366-20-1
e3. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE (CONT)
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
5.
Faulty dashboard cable
Voltage Test or
assembly.
STE/ICE-R Test #89
Is 12 VDC present at circuit
POSSIBLE PROBLEMS
REASON FOR QUESTION
breaker socket 1, left of
Circuit breaker CB70 OK.
circuit breaker CB70 on
If 12 VDC is not present, wire
Battery(ies) OK.
PDP?
1601 is faulty. If 12 VDC is
Cab to chassis ground strap
present, bus bar X7 is faulty.
OK.
PDP to cab ground cable OK.
Shunt OK.
Starter to shunt 24 VDC cable
NO
OK.
Battery to shunt cable
assembly OK.
Repair wire 1601 from bus bar X7 on PDP
Starter to chassis ground
to terminal X2 on PDP (para 2-45) or replace
cable OK.
YES
WTEC II dashboard cable assembly (para 7-10)
100 AMP reverse polarity
or WTEC III dashboard cable assembly
relay OK.
(para 7-11)
Battery to 100 AMP reverse
polarity relay 12 VDC cable
OK.
100 AMP reverse polarity relay
to PDP 12 VDC cable OK.
200 AMP reverse polarity
relay OK.
200 AMP terminal block OK.
200 AMP terminal block to
PDP 12 VDC cable OK.
200 AMP terminal block to
reverse polarity relay 12 VDC
load cable OK.
200 AMP terminal block to
reverse polarity relay 12 VDC
battery cable OK.
Battery to 200 AMP terminal
block 12 VDC cable assembly
OK.
Replace bus bar X7 on PDP or replace
WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly(para 7-11)
2-266.6
Change 1

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