TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
Page 233 of 828
TM 9–2350–311–20–2 3–121 1. Reconnect wire L1 at contact arm assembly quick-disconnect. 2. Disconnect wire L2 at contact arm assembly quick-disconnect. 3. Place one multimeter lead in wire L2 connector and other lead on opposite side of wire L2. 4. Check for continuity. Is continuity present? 1. Disconnect wire L1 from amplifier AM 1780/VRC. 2. Place one multimeter lead in wire L1 connector other lead on opposite side of wire L1. 3. Check for continuity. Is continuity present? Repair or replace wire L1 (para 8–15). Repair or replace wire L2 (para 8–15). Replace amplifier AM1780/VRC (para 8–16). yes no E CONTINUED FROM STEP C OR D yes no F END OF TASK WIRE L1 WIRE L2 WIRE L1 + – – + WIRE L2