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 TM 9-2320-364-34-1
6. MAST DOES NOT RAISE (CONT).
2.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Flowmeter test.
Unit Troubleshooting
on Page 2-505
tasks completed.
Are 0
Mast lowers.
REASON FOR QUESTION
gpm (0 lpm)
Three valve bank OK.
measured between MAST
If erection cylinder piston seals
valve and cylinder with
are faulty, flow will be measured
POSSIBLE PROBLEMS
as it bypasses seals.
cylinder not moving and
If one of the two cylinder load
Erection cylinder faulty.
MAST control lever in UP
control valves in is faulty, no flow
position?
will be measured.
Replace erection
cylinder (Para 16-5).
NO
Verify repair, go to
Step 3 of this Fault.
YES
Fault not corrected.
Notify supervisor.
2-504
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