Table 5. Electrical System Troubleshooting Procedures - continued

TM 9-2320-391-10

ELECTRICAL SYSTEM TROUBLESHOOTING - Continued 0069 00

ELECTRICAL SYSTEM Continued

Table 5. Electrical System Troubleshooting Procedures Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

73. TRAILER MARKER/

4. Check circuit breaker to see if

TAILLIGHTS DO

it is tripped again. If circuit

NOT ILLUMINATE -

breaker is tripped or trips

Continued

again, Notify Field

Maintenance.

5. Position master power switch

to off (WP 0004 00).

6. Install PDP cover (WP 0095

00).

3. Check to see if trailer

If trailer marker/taillights do

marker/taillights

not illuminate, notify Field

illuminate (WP 0016

Maintenance.

00).

74. TRAILER RIGHT

1. Check to see if

If towing vehicle right

STOP/TURN LIGHT

towing vehicle right

stoplight does not illuminate,

DOES NOT

stoplight operates

perform Malfunction 70 (One

ILLUMINATE

(WP 0016 00).

Or Both Stoplights Do Not

Illuminate).

2. Check to see if trailer

If trailer left stop/turn light

left stop/turn light

does not illuminate, perform

operates (WP 0016

Malfunction 76 (Both Trailer

00).

Stop/Turn Lights Do Not

Illuminate).

3. Check to see if trailer

If trailer right stop/turn light

right stop/turn light

does not illuminate, notify

illuminates (WP 0016

Field Maintenance.

00).

75. TRAILER LEFT

1. Check to see if

If towing vehicle left stoplight

STOP/TURN LIGHT

towing vehicle left

does not illuminate, perform

DOES NOT

stoplight operates

Malfunction 70 (One Or Both

ILLUMINATE

(WP 0016 00).

Stoplights Do Not Illuminate).

0069 00-77