TEST OR INSPECTION
Check for 22 to 28 VDC between wire 1821 (black) from POWERED EQUIPMENT
RACK indicator, terminal to a known good ground.
If 22 to 28 VDC are not present, repair wire 1821 in ladder rack control wire
harness if repairable (TM 9-2320-325-14&P) or replace ladder rack control
wire harness (WP 0449).
Turn battery disconnect switch to OFF position (WP 0007). Check for continuity across
wire 2313 (black) from POWERED EQUIPMENT RACK indicator terminal to a known
If there is continuity, replace POWERED EQUIPMENT RACK
indicator (WP 0389).