TM-9-2330-334-13-P

FAMILY OF MEDIUM TACTICAL VEHICLES (FMTV) LOAD HANDLING SYSTEM TRAILER (LHST) M1147A1

TECHNICAL MANUAL; OPERATOR AND FIELD LEVEL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)

DECEMBER 2013

CHANGE 1

TM-9-2330-334-13-P - Page 137 of 1184

TM 9-2330-334-13&P

RIGHT STOPLIGHT DOES NOT ILLUMINATE-Continued

0022 00

ELECTRICAL SYSTEM TROUBLESHOOTING - Continued

Table 1.

Right Stoplight Does Not Illuminate - Continued.

0022 00-5

Change 1

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

4.

Is 8-14 VDC present at

terminal lug TL252A?

No.

Repair wire 110 (EM 0195)

or replace main electrical

harness (WP 0066 00).

1.

Set multimeter to VDC.

Yes.

Go to (Indication/Condition

5).

2.

Remove two screws and

cover from junction box.

3.

Connect positive (+) probe

of multimeter to terminal lug

TL252A.

4.

Connect negative (-) probe

of multimeter to a known

good ground.

5.

Position main light switch on

towing vehicle to STOP

LIGHT.

6.

Depress brake pedal and

note reading on multimeter.

7.

Position main light switch to

ALL OFF.