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TM 9-2320-364-20-3
2-2575
(1) Loosen six screws, clips and
remove crane junction box cover.
(2) Set multimeter select switch to volts.
(3) Connect positive (+) multimeter
lead to crane junction box
terminal 14.
(4) Connect negative (–) multimeter
lead to a known good ground.
(5) Turn ON ENGINE switch
(TM 9-2320-364-10).
(6) Set hydraulic selector switch to
SRW/CRANE position.
(7) Set crane POWER switch to
ON position.
(8) Set remote control ON/OFF
EMERGENCY STOP power switch
to ON.
(9) Put remote control unit BOOM
control lever in the DOWN position.
(a)
If 22 to 28 vdc are not present,
perform Step (10) below and
repair brown wire from truck
remote control hookup to
terminal 14 (see schematic
Fig 2-58) or notify DS
Maintenance.
(b)
If there are 22 to 28 vdc are
present, perform Step (10)
below and go to Step 7 of
this Fault.
(10) Put the following switches in OFF
position: remote control ON/OFF
EMERGENCY STOP power switch,
crane POWER switch,
hydraulic selector switch and
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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