SERVICE HEADLAMP CIRCUIT (LOW BEAM). (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.

To access engine disconnect, remove hull transmission compartment deck

Step 2.

assembly. Refer to page 2-938. Disconnect wiring harness from engine

disconnect. Place red probe in pin socket B. Ground black probe. Press

headlamp dimmer switch for low beam operation. Set MASTER switch ON.

Turn vehicular light switch to SER DRIVE. If multimeter indicates about 24

volts, repair lead 18 between service headlamp and engine disconnect.

Refer to page 2-371. If multimeter indicates no voltage, repair lead 18 be-

tween engine disconnect and headlamp dimmer switch. Refer to page

2-371. Set MASTER switch OFF. Turn vehicular light switch OFF.

Connect wiring harness.

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