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TM 9-2320-364-34-1
21. CRANE FAILS LOAD TEST (CONT).
8.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting
Operation test.
on Page 2-691
tasks completed.
OSS box is grounded.
REASON FOR QUESTION
Does test unit hoist layer
POSSIBLE PROBLEMS
If hoist proximity sensor is out of
display change between
adjustment, test unit will indicate
LAYER = ON and
Hoist proximity sensor out of
when switch is on and off. If
LAYER = OFF anytime during
adjustment.
hoist proximity sensor or OSS is
hoist operation?
Hoist proximity sensor faulty.
faulty, test unit will indicate either
OSS box faulty.
LAYER = ON or LAYER = OFF
constantly.
Go to Step 9 of this
NO
Fault.
YES
Adjust hoist proximity
sensor (Para 6-9).
Verify repair, go to
Step 14 of this Fault.
2-690
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