TEST OR INSPECTION
Put cab GENERATOR PTO switch to OFF position (WP 0004). Shut off engine
(TM 9-2320-347-10). Disconnect main wire harness PTO pressure switch connector.
With a test lead set, check for 22 to 28 VDC between main wire harness wire 2700 (red)
at PTO pressure switch connector, terminal A and a known good ground.
If 22 to 28 VDC are not present, go to Step 8.
Turn battery disconnect switch to OFF position (WP 0007). Disconnect cab instrument
panel wire harness GENERATOR PTO ENGAGED indicator wire 1677 (white). With a
test lead set, check for continuity across wire 1677 (white) from main wire harness PTO
pressure switch connector, terminal B to cab instrument panel wire harness GEN PTO
ENGAGED indicator wire 1677 connector.
If there is continuity, replace PTO pressure switch (WP 0602).