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TM 9-2320-364-20-2
2-1025
(1) Set multimeter select switch to
volts dc.
(2) Remove four screws, lockwashers,
washers and DUVAC cover. Discard
lockwashers.
(3) Connect positive (+) multimeter lead
to output wire 1020 at fuel priming
pump circuit breaker.
(4) Connect negative (–) multimeter lead
to known good ground.
(5) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If there are not 22 to 28 vdc
present, turn OFF ENGINE
switch, and go to Step 7 of this
Fault.
(b) If there are 22 to 28 vdc present,
turn OFF ENGINE switch, and
repair wire 1020 (see schematic
Fig 2-23) or notify DS
Maintenance.
VOLTAGE TEST
22 to 28 vdc are always present at the DUVAC connectors. Care must be exercised when removing the
DUVAC cover. Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact
positive electrical circuits, a direct short may result. Damage to equipment, injury or death to personnel
may occur.
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