TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 359 of 1275
CONTINUED FROM STEP B 1. Install B.O. marker assembly (para 8-22). 2. Remove headlight assembly (para 8-23). 3. Place red lead of multimeters in socket F (lead 20) and black lead to ground. 4. Turn MASTER switch ON, place main light switch in B.O. MARKER position, and check for voltage. 5. Turn MASTER and light switches OFF. Is voltage present? I Repair or replace lead 20 of headlight wiring harness (para 8-48). D 1. Install headlight assembly (para 8-23) 2. Disconnect lead 20 of bulkhead-to- headlights/bilge pump wiring harness from headlight resilient mount wiring harness. 3. Place red lead of multimeters in lead 20 and black lead to ground. 4. Turn MASTER switch ON, place main light switch to B.O. MARKER position, and check for voltage. 5. Turn MASTER and main light switches OFF. Is voltage present? Replace headlight resilient mount (para 8-24). I CONTINUED ON NEXT PAGE 3-259 TM 9-2350-311-20-1