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 TM 9-2320-366-20-2
TM
WARNING
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 circuit
and cause severe burns or electrical shock.
VOLTAGE TEST
(1)
Disconnect connector P903 from WINCH
IN/OUT switch.
(2)
Set multimeter to volts dc.
(3)
Connect positive (+) probe of multimeter to
connector P903 terminal 3.
(4)
Connect negative (-) probe of multimeter to
ground.
(5)
Position master power switch to on
(TM 9-2320-366-10-1).
(6)
Position PTO switch to on
(TM 9-2320-366-10-1).
(7)
Position winch power switch to on
(TM 9-2320-366-10-1) and note reading on
multimeter.
(8)
If 24 vdc is not present, repair wire 1924
(para 2-45) or replace auxiliary panel cable
assembly (para 7-58).
(9)
Position winch power switch to off
(TM 9-2320-366-10-1).
(10)
Position PTO switch to off
(TM 9-2320-366-10-1).
(11)
Position master power switch to off
(TM 9-2320-366-10-1).
CONTINUITY TEST
(1)
Set multimeter to ohms.
(2)
Connect positive (+) probe of multimeter to
WINCH IN/OUT switch terminal 3.
(3)
Connect negative (-) probe of multimeter to
WINCH IN/OUT switch terminal 1.
(4)
Position WINCH IN/OUT switch to in
(TM 9-2320-366-10-1) and note reading on
multimeter.
(5)
If continuity is not present, replace
WINCH IN/OUT switch (para 7-18).
(6)
If continuity is present, fault not corrected.
Notify DS Maintenance.
(7)
Connect connector P903 to WINCH IN/OUT
switch.
(8)
Install auxiliary panel (para 7-8).
2-985
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