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Page Title:
LOSS OF MIDDLE FRAME LOAD HOLDING. (Cont) |
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 TM 9-2320-364-34-1
10. LOSS OF MIDDLE FRAME LOAD HOLDING (CONT).
7.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Flowmeter test.
on Page 2-403
completed.
LHS holds load in direction of
REASON FOR QUESTION
loading
Are 0 gpm measured at LH
If fluid flow is getting past LH
LHS operates.
main cylinder manifold, port
main cylinder piston seals,
Load control valves OK.
middle frame will not hold load.
Main cylinder manifold relief
VB with middle frame down
valves OK.
completely while holding
joystick in LOAD position?
POSSIBLE PROBLEMS
LH main cylinder faulty.
RH main cylinder faulty.
Load control valve faulty.
Replace LH main
cylinder (Para 17-15).
NO
Verify repair, go to
Step 9 of this Fault.
YES
2-402
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