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Page Title:
OUTRIGGERS DO NOT OPERATE OR OPERATE SLOWLY. (Cont) |
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 TM 9-2320-364-34-1
1. OUTRIGGERS DO NOT OPERATE OR OPERATE SLOWLY (CONT).
5.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting
Flowmeter test.
on Page 2-439
tasks completed.
Are a
Winch and LHS operate.
REASON FOR QUESTION
minimum
Solenoid valve assembly OK.
of 3000 psi (20,685 kPa)
Main hydraulic pressure
If shuttle valve in multifunction
valve OK.
manifold is faulty, operating
measured at four valve bank,
pressure can be obtained by
test tube with either O\R
POSSIBLE PROBLEMS
operating fan at high speed. If
JACK control lever in UP
3000 psi (20,675 kPa) are not
position?
measured with high speed fan
Multifunction manifold faulty.
creating operating pressure,
Four valve bank faulty.
relief valve or check valve in four
Relief valve faulty.
valve bank is faulty.
Go to Step 6 of this
NO
Fault.
YES
Replace shuttle valve
in multifunction
manifold
(Para 17-18).
Verify repair, go to
Step 8 of this Fault.
2-438
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