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 - Page 840 of 1824
TM 9-2320-366-20-1
TM 9-2320-366-20-1
TM 9-2320-366-20-1
TM 9-2320-366-20-1
TM 9-2320-366-20-1
2-546
2-546
2-546
2-546
2-546
YES
START
1.
Headlight low beams
illuminate.
Does one headlight high
beam illuminate?
Operational Test
This test eliminates
possible problems and
determines where
troubleshooting continues.
NO
Faulty headlight lamp.
Faulty dashboard cable
assembly.
Faulty front lights cable
assembly.
Faulty relay K8.
Faulty turn signal
switch.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
2.
Is continuity present
between headlight lamp
wire 17 and headlight
lamp wire 91?
YES
If continuity is not present,
headlight lamp is faulty.
If
continuity is present,
wire 17 is faulty.
NO
Headlight low beams
illuminate.
One headlight high beam
illuminates.
Dashboard cable
assembly OK.
Relay K8 OK.
Turn signal switch OK.
Faulty headlight lamp.
Faulty wire 17.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
Continuity Test or
STE/ICE-R #91
REASON FOR QUESTION
INITIAL SETUP
Equipment Condition
Engine shut down (TM 9-2320-366-10-1).
Personnel Required
(2)
Tools and Special Tools
Tool Kit, Genl Mech (Item 46, Appendix C)
STE/ICE-R (Item 41, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
References
TM 9-4910-571-12&P
e43.
ONE OR BOTH HEADLIGHT HIGH BEAMS DO NOT ILLUMINATE
Go to step 3 of this fault.
Replace headlight lamp
(para 7-41).
Repair wire 17 (para 2-45)
or replace front lights cable
assembly (para 7-82).
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