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 1148 of 1824

KNOWN INFO

TEST OPTIONS

REASON FOR QUESTION

NO

Is 12 VDC present at

relay K20 terminal 30

on PDP?

WARNING

Read WARNING

on following page.

POSSIBLE PROBLEMS

Other service light illuminates.

Circuit breaker CB80 OK.

Rear lights cable

assembly OK.

Faulty dashboard cable

assembly.

Faulty relay K20.

Faulty main light switch.

Voltage Test or

STE/ICE-R Test #89

If 12 VDC is not present, wire

1501 from terminal X2 to relay

K20 terminal 30 on PDP is

faulty.

2-612.22

Change 1

16.

TM 9-2320-366-20-1

e49. ONE OR BOTH COMPOSITE TAILLIGHTS DO NOT ILLUMINATE (CONT)

YES

Repair wire 1501 from terminal X2 on PDP to relay

K20 terminal 30 on PDP (para 2-45) or replace

WTEC II dashboard cable assembly (para 7-10) or

WTEC III dashboard cable assembly (para 7-11).