TEST OR INSPECTION
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Turn battery disconnect switch to OFF position (WP 0007). Disconnect pump house
wire harness pump house power distribution connector DP1. Remove circuit breaker
P4 (WP 0412). With a test lead set, check for continuity across wire 2454 (green) at
pump house power distribution connector DP1, terminal 14 and pump house power
distribution block circuit breaker P4 wire 2454, terminal.
If continuity is not present, repair wire 2454 in pump house power
distribution wire harness if repairable (TM 9-2320-325-14&P), or replace
pump house power distribution wire harness and block (WP 0457).