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TM 9-2320-364-20-3
2-2825
(1) Remove six screws and ECB side
panel.
(2) Disconnect harness connector from
WINCH IN/OUT switch.
(3) Connect positive (+) multimeter lead
to WINCH IN/OUT switch harness
connector, terminal 3.
(4) Connect negative (–) multimeter lead
to a known good ground.
(5) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If 22 to 28 vdc are not
present, perform Step (6) below
and repair wire 1723 (see
schematic Fig 2-65) or notify DS
Maintenance.
(b) If 22 to 28 vdc are present,
wire 1723 is OK. Perform Step (6)
below and go to Step 2 of
this Fault.
(6) Turn OFF ENGINE switch.
VOLTAGE TEST
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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