TM-9-2330-330-14-P

SEMITRAILER, FUEL TANKER: 5000-GALLON, FUEL-DISPENSING, AUTOMOTIVE, M969A3

TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

NOVEMBER 2005

TM-9-2330-330-14-P - Page 135 of 1116

TM 9-2330-330-14&P

0019 00-1

LIGHT SYSTEMS TROUBLESHOOTING

0019 00

THIS WP COVERS:

Light Systems Troubleshooting

INITIAL SETUP:

Maintenance Level

Tools and Special Tools

Organizational

Tool kit, general mechanic’s (item 4, WP 0171 00)

Multimeter (item 2, WP 0171 00)

References

Applicable prime mover TM

WP 0046 00

WP 0054 00

WP 0057 00

WP 0058 00

WP 0061 00

WP 0065 00

To troubleshoot the M969A3 light systems, perform the test/inspections and corrective actions provided in

Table 1.

Table 1. Troubleshooting Procedures.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1.

ALL SEMITRAILER

LIGHTS ARE

INOPERABLE/DIM OR

FLICKERING

2.

ONE OR MORE LIGHTS

WILL NOT OPERATE

At front access hatch cover,

check for loose/dirty or corroded

receptacle ground leads and

terminal strip leads (refer to WP

0058 00).

NOTE

Refer to WP 0046 00 for

routing of electrical wires and

electrical schematic.

1.

At front access hatch

cover, check for

loose/dirty or corroded

receptacle ground leads

and terminal strip leads

(refer to WP 0058 00).

Clean/tighten receptacle ground

or terminal strip leads. Verify

problem is solved.

Clean/tighten receptacle ground

or terminal strip leads. Verify

problem is solved. If loose/dirty

or corroded leads are not

present, go to step 2.