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TM 9-2320-364-20-3
2-2685
(1) Loosen six screws, clips and remove
crane junction box cover.
(2) Connect positive (+) multimeter lead
to front AC terminal of rectifier where
white wire is connected.
(3) Connect negative (–) multimeter lead
to a known good ground.
(4) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If 22 to 28 vdc are not
present, perform Step (5) below
and repair white wire from
connector MC29 through terminal
2 to rectifier (see schematic 2-58)
or notify DS Maintenance.
(b) If 22 to 28 vdc are present,
perform Step (5) below and go to
Step (8) of this Fault.
(5) 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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