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 1386 of 1824

TM 9-2320-366-20-1

KNOWN INFO

TEST OPTIONS

NO

YES

CAUTION

Read CAUTION

on following page.

Continuity Test or

STE/ICE-R Test #91

REASON FOR QUESTION

POSSIBLE PROBLEMS

6.

Faulty dashboard cable

assembly.

Faulty rear lights cable

assembly.

Faulty rear intervehicular

24 VDC (12 pin) cable.

e68. TRAILER BLACKOUT MARKER LIGHTS DO NOT ILLUMINATE (CONT)

Towing vehicle blackout marker

lights OK.

Circuit breaker CB42

Trailer electrical system OK.

Relay K29 OK.

If continuity is not present,

wire 484T is faulty.

Is continuity present from

relay K29 terminal 87 on

PDP to connector J51

pin 10?

2-822

Change 1

Repair wire 484T from relay K29 terminal 87

on PDP to connector J51 pin 10 (para 2-45) or

replace WTEC II dashboard cable assembly

(para 7-10) or WTEC III dashboard cable

assembly ( para 7-11).