TM-9-2320-366-20-2
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-2 - Page 744 of 1632
TM 9-2320-366-20-2
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
POSSIBLE PROBLEMS
Voltage Test or
STE/ICE-R Test #89
Continuity Test or
STE/ICE-R Test #91
WARNING
Read WARNING
on following page.
9.
10.
2-1552
Change 1
e148. M1088/M1089 WORKLIGHTS DO NOT ILLUMINATE (CONT)
Circuit breakers CB71, CB72,
and CB74 OK.
Hazard lights illuminate.
Light bulb OK.
Auxiliary panel cable
assembly OK.
Diode D2B OK.
Worklights switch OK.
Relay K12 OK.
Circuit breakers CB71, CB72,
and CB74 OK.
Hazard lights illuminate.
Light bulb OK.
Auxiliary panel cable
assembly OK.
Diode D2B OK.
Worklights switch OK.
Relay K12 OK.
Is continuity present from
relay K9 terminal 85 and
a known good ground?
Faulty dashboard cable
assembly.
Faulty relay K9.
If continuity is not present,
wire 3039 is faulty.
Faulty dashboard cable
assembly.
Faulty relay K9.
If 12 VDC is not present, wire
1566 is faulty.
Is 12 VDC present at
relay K9 terminal 30?
Repair wire 3039 from relay K9
terminal 85 on PDP to terminal board
TB2 position 56 (para 2-45) or replace
WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly (para 7-11).
YES
NO
NO
Repair wire 1566 from relay K9
terminal 30 on PDP to circuit breaker
CB71 terminal 4 (para 2-45) or replace
WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly (para 7-11).
YES
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