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 128 of 1184

TM 9-2330-334-13&P

CENTER REAR MARKER LIGHTS DO NOT ILLUMINATE-Continued

0020 00

ELECTRICAL SYSTEM TROUBLESHOOTING - Continued

Table 1.

Center Rear Marker Lights Do Not Illuminate - Continued.

Change 1

0020 00-4

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

3.

Is 8-14 VDC present at

connector J264?

No.

Repair wire 123 or replace

rear electrical harness (WP

0065 00).

1.

Set multimeter to VDC.

Yes.

Replace center right marker

light (WP 0061 00).

2.

Disconnect connector J264

from center right marker

light connector.

3.

Connect positive (+) probe

of multimeter to connector

J264.

4.

Connect negative (-) probe

of multimeter to a known

good ground.

5.

Position main light switch on

towing vehicle to SER DRIVE

and note reading on

multimeter.