TM-9-2510-247-13-P

FIFTH WHEEL TOWING DEVICE MODEL 250M

TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT MAINTENANCE MANUAL, REPAIR PARTS AND SPECIAL TOOLS LIST

JULY 2004

TM-9-2510-247-13-P - Page 142 of 522

TM 9-2510-247-13&P

0027 00

UNIT TROUBLESHOOTING - Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

ELECTRICAL SYSTEM - Continued

Step 4.

Are both strobe lights inoperable?

If no, go to step 5.

If yes, check electrical ground (WP 0088).

Step 5.

Is there minimum12VDC on batteries?

If no, go to step 6.

If yes, go to step 7.

Step 6.

Is NATO slave cable connected?

If no, install NATO cable in receptacle on prime mover and receptacle on 12/24

volt junction box.

If yes, go to step 7.

Step 7.

Is wiring from electrical control box damaged, kinked, or frayed?

If no, replace strobe light assembly (WP 0049).

If yes, replace wiring (WP 0051).

0027 00-6

END OF WORK PACKAGE