TAILLIGHT BLACKOUT MARKER CIRCUIT. (Cont)

TM 9-2350-238-20-1

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

Remove marker assembly from left stoplight-taillight. Refer to page 2-614.

Step 1.

Set MASTER switch ON. Set panel light switch ON. Unlock main light

switch and place in blackout drive position. Place blackout-infrared

selection switch in blackout position. Place red probe in socket. Ground

black probe. If multimeter indicates about 24 volts, replace marker

assembly. If multimeter indicates no voltage, set MASTER switch OFF,

install marker assembly and go to step 2.

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

Step 2.

Disconnect lead 24 from stoplight-taillight. Place red probe in lead 24.

Ground black probe. Set MASTER switch ON. Turn vehicular light switch

to BO MARKER. If multimeter indicates about 24 volts, repair stoplight-

taillight. Refer to page 2-614. If multimeter indicates no voltage, go to step

3. Set MASTER switch OFF. Turn vehicular light switch OFF.

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