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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).
6.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting
Flowmeter test.
on Page 2-441
tasks completed.
Area
Winch and LHS operate.
REASON FOR QUESTION
minimum of
Solenoid valve assembly OK.
3000 psi (20,685 kPa)
Main hydraulic pressure
If check valve in four valve bank
measured at four valve bank
valve OK.
outrigger circuit is faulty,
Multifunction manifold OK.
test tube with BOOM control
operating pressure will be
lever in DOWN position?
present when BOOM valve is
POSSIBLE PROBLEMS
opened. If relief valve is faulty,
operating pressure cannot be
Four valve bank faulty.
obtained through the use of any
Relief valve faulty.
crane hydraulic circuit.
Go to Step 7 of
NO
this Fault.
YES
Repair four valve
bank (Para 16-26).
Verify repair, go to
Step 8 of this
Fault.
2-440
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