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Page Title:
BOOM DOES NOT TELESCOPE OR TELESCOPES SLOWLY. (Cont) |
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 TM 9-2320-364-34-1
13. BOOM DOES NOT TELESCOPE OR TELESCOPES SLOWLY (CONT).
4.
KNOWN INFO
TEST OPTIONS
Unit Troubleshooting
Operation test.
Do both telescope cylinder
tasks completed.
rods operate and travel at the
Crane swings.
REASON FOR QUESTION
same rate with rod ends
Four valve bank OK.
disconnected from boom?
Faulty cylinder will not operate or
POSSIBLE PROBLEMS
will operate slowly when
compared to functioning cylinder
Telescope cylinder faulty.
when disconnected from boom.
Boom chain or cable faulty.
Replace slow or
non-functioning
telescope cylinder
NO
(Para 16-10).
Verify repair, go to
Step 7 of this Fault.
YES
2-582
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