BLACKOUT DRIVE LIGHTS FAIL TO OPERATE.

BLACKOUT MARKER LIGHT FAILS TO OPERATE. (cont) - TM-9-2350-292-20-1_597

BLACKOUT DRIVE LIGHTS FAIL TO OPERATE. (cont)

TM-9-2350-292-20-1 Carrier Ammunition Tracked M992A1(NSN 2360-01-362-3021) EIC:AE6 Manual
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TM 9--2350--292--20--1 0121 00--1 BLACKOUT DRIVE LIGHTS FAIL TO OPERATE. 0121 00 THIS WORK PACKAGE COVERS: Blackout Drive Lights Fail To Operate INITIAL SETUP: Tools and Special Tools General mechanic’s tool kit (item 1, WP 0717 00) Multimeter (item 84, WP 0717 00) Equipment Conditions Vehicle MASTER switch OFF (TM 9--2350--292--10) Switch panel removed from bracket (WP 0242 00) and ground strap reconnected to switch panel Personnel Required Two Is 24 V dc present? 1. Remove faulty blackout drive lamp from headlight assembly (WP 0273 00). 2. Turn MASTER switch ON (TM 9--2350--292--10). 3. Set main light switch to blackout drive (TM 9--2350--292--10). 4. Place red multimeter lead on lamp holder socket contact and black lead to ground. Check for voltage. 5. Turn MASTER switch OFF (TM 9--2350--292--10). no yes Go to Step C. no yes Replace blackout drive lamp holder socket (WP 0273 00). Verify fault is corrected. A B Place one multimeter lead on blackout drive lamp socket holder and the other on blackout drive lamp ground lead. Check for continuity. Is continuity present? WARNING Remove rings, bracelets, wristwatches, and neck chains before working on any vehicle. Jewelry can catch on equip- ment and cause injury, or may short across an electrical circuit and cause severe burns or electrical shock. CONTINUED ON NEXT PAGE Replace blackout drive lamp (WP 0273 00). Verify fault is corrected.

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