Remove rings, bracelets, watches, necklaces,
and any other jewelry before working around
vehicle. Jewelry can catch on equipment and
cause injury or short across electrical circuits
and cause severe burns or electrical shock.
(1) Set multimeter to volts DC.
(2) Connect positive (+) probe of multimeter to
relay K26 socket 86 on PDP.
(3) Connect negative (-) probe of multimeter to
(4) Position master power switch to on
(TM 9-2320-366-10-1) and note reading on
(5) If 24 VDC is not present, go to step 47 of
(6) Position master power switch to off