TM-9-2320-365-20-1

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-365-20-1 - Page 852 of 1760

KNOWN INFO

TEST OPTIONS

REASON FOR QUESTION

YES

4.

Replace marker light

assembly (para 7-31).

e46. ONE OR MORE TOP CAB MARKER LIGHTS DO NOT ILLUMINATE (CONT)

Continuity Test or

STE/ICE-R Test #91

Other marker lights illuminate.

Lamp OK.

POSSIBLE PROBLEMS

Faulty marker light assembly.

Faulty cab clearance and

marker lights cable assembly.

Faulty M1081 cab clearance

and marker lights upper

cable assembly.

If continuity is not present,

wire 3097 is faulty.

If

continuity is present, marker

light is faulty.

NO

TM 9-2320-365-20-1

2-566

Change 1

Is continuity present from

terminal lug (refer to Table

2-11.2.

Cab Clearance and

Marker Light Terminal Lugs)

to ground?

Repair wire 3097 from terminal lug

(refer to Table 2-11.2.

Cab Clearance and

Marker Light Terminal Lugs) (para 2-40)

or replace cab clearance and marker lights

cable assembly (para 7-59) or M1081 cab

clearance and marker lights upper cable

assembly (para 7-56).