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TM 9-2320-364-20-3
2-2640
8. CRANE WILL NOT SWING CW USING REMOTE CONTROL UNIT (CONT).
3.
Replace switch
(Para 18-4).
Verify repair, go to
Step 9 of this Fault.
YES
NO
Swing operates using manual
control.
At least one other remote
function operates.
Remote control unit harness
OK.
Controller switch faulty.
Controller circuit card faulty.
Remote control unit cable faulty.
Tan wire from truck remote
control connector outlet to
terminal 10 faulty.
White wire from terminal 10 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 24
vdc will not be present at
controller circuit card.
WARNING
Is continu-
ity meas-
ured between
switch COM
and NC terminals and not
between COM and NO
terminals when controller
lever is in neutral (center) position
and opposite when lever is in the
CCW position?
Read WARNING
on Page 2-2641
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