TM-9-2350-238-20-1

HULL AND RELATED COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL

MAY 1994

TM-9-2350-238-20-1 - Page 297 of 1364

TM 9-2350-238-20-1

Step 1.

Set MASTER switch OFF. Remove lamp from instrument (switch) panel

light. Refer to page 2-578. Connect multimeter to contacts of lamp. If

multimeter indicates about 70 ohms, go to step 2. If multimeter indicates

infinity, replace lamp. Refer to page 2-578.

Step 2.

Make sure MASTER switch is OFF before repairing electrical

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

personnel.

Disconnect lead 40 from instrument (switch) panel light. Place red probe in

lead 40. Ground black probe. Set MASTER switch ON. If multimeter

indicates about 24 volts, repair instrument (switch) panel light assembly.

Refer to page 2-566. If multimeter indicates no voltage, go to step 3. Set

MASTER switch OFF. Connect lead.

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