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TM 9-2320-364-20-3
2-2558
3. HOIST WILL NOT RAISE USING REMOTE CONTROL UNIT (CONT).
7.
Repair white wire
(see schematic
Fig 2-58) or notify
DS Maintenance.
Verify repair, go to
Step 9 of this Fault.
YES
NO
Hoist operates using manual
control.
At least one other remote
control function operates.
Remote control unit
harness OK.
Controller switch OK.
Controller circuit card OK.
Remote control unit cable OK.
Black wire from truck remote
control connector outlet to
terminal 15 OK.
White wire from terminal 15 to
solenoid faulty.
Solenoid black wire faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If there is no continuity, 22 to 28
vdc will not be present at
solenoid.
WARNING
Is continuity measured
between HOIST UP solenoid
harness connector, terminal 1
and crane junction box
terminal 15?
Read WARNING
on Page 2-2559
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