BOTH HEADLIGHTS DO NOT WORK. cont'd - TM-9-2320-270-20-10112

TM 9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Using multimeter set at 30 vdc, put red probe on circuit breaker terminal (1) and

Step 3.

black probe on panel (2).

If meter reads no voltage, go to step 6.

Using multimeter set at 30 vdc, put red probe on circuit breaker terminal (3)

Step 4.

and black probe on panel (2).

If meter reads no voltage, put headlight switch in OFF position and

replace LIGHTS circuit breaker (page 4-304).

Using multimeter set at 30 vdc, put red probe on headlight switch terminal (4)

Step 5.

and black probe on panel (2).

a. If meter reads no voltage, put headlight switch in OFF position, close

instrument panel (page 4-244) and notify direct support

maintenance.

b. If meter reads voltage, put headlight switch in OFF position and

replace headlight switch (page 4-288).

TA239639

3-50