TEST OR INSPECTION
Put GROUND SWEEPS switch to off position (WP 0004). Turn battery disconnect
switch to OFF position (WP 0007). With a test lead set, check for continuity across wire
2200 (black) from valve control wire harness ground sweeps control valve connector,
terminal 2 to a known good ground.
If there is continuity, replace ground sweeps control valve (WP 0375).
If there is no continuity, repair wire 2200 in valve control wire harness if
repairable (TM 9-2320-325-14&P), or replace valve control wire
harness (WP 0463).
Check if GROUND SWEEPS indicator is illuminated (WP 0004).
If GROUND SWEEPS indicator is not illuminated, go to Step 12.