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 756 of 1824

e31. PARKING BRAKE INDICATOR AND/OR EMERGENCY BRAKE INDICATOR DOES

NOT ILLUMINATE (CONT)

TEST OPTIONS

REASON FOR QUESTION

Continuity Test or

STE/ICE-R Test #91

KNOWN INFO

Parking brake operates.

Circuit breaker CB77 OK.

Parking brake indicator lamps

OK.

Emergency brake indicator

lamps OK.

Lighted indicator display OK.

Dashboard cable assembly OK.

POSSIBLE PROBLEMS

Faulty front lights cable

assembly.

Faulty low pressure transmitter.

YES

NO

10.

If continuity is not present,

wire 3024 is faulty.

If

continuity is present, low

pressure transmitter is faulty.

Is continuity present from

terminal lug TL201 to a

known good ground?

TM 9-2320-366-20-1

2-468

Change 1

Repair wire 1616 from terminal lug

TL201 to terminal lug TL126 (para 2-45)

or replace front lights cable

assembly (para 7-82).

Replace low pressure

transmitter (para 11-30).