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.
Open pump house panel A (WP 0539). Open pump operator's panel
control (removing pressure transducer wire harness from circuit). Check if error
message EPrL or EPrH is displayed.
If EPrL or EPrH error message is displayed, replace No. 1 driver side
discharge valve pressure transducer (WP 0411).
If EPrL or EPrH error message is not displayed, repair pressure
transducer wire harness if repairable (TM 9-2320-325-14&P), or
replace No. 1 driver side discharge pressure transducer wire
harness (WP 0460).