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Page Title:
CRANE DOES NOT SWING CLOCKWISE (CW). (Cont) |
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 TM 9-2320-364-34-1
9. CRANE DOES NOT SWING CW (CONT).
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting
Pressure test.
on Page 2-537
tasks completed.
Crane swings CCW.
REASON FOR QUESTION
Four valve bank OK.
Are a minimum of 1,800 psi
If swing motor valve check valve
(12,411 kPa) measured at
is faulty, swing brake will not
POSSIBLE PROBLEMS
receive operating pressure.
swing brake release hose with
Swing motor valve faulty.
SWING control lever in CW
position?
Repair swing motor
valve (Para 16-19).
NO
Verify repair, go to
Step 4 of this Fault.
YES
2-536
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