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Page Title:
M1089 STIFFLEGS/LEFT 30K WINCH/15K SELF-RECOVERY WINCH DO NOT OPERATE |
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 TM 9-2320-366-20-3
TM
DO NOT OPERATE
INITIAL SETUP
Equipment Conditions
Tools and Special Tools
Engine shut down (TM 9-2320-366-10-1).
Tool Kit, Genl Mech (Item 46, Appendix C)
STE/ICE-R (Item 41, Appendix C)
Personnel Required
Pan, Drain (Item 24, Appendix C)
(2)
Goggles, Industrial (Item 15, Appendix C)
Wrench, Torque, 0-175 lb-ft (Item 58, Appendix C)
Materials/Parts
Transducer, STE/ICE-R (Item 1, Appendix J)
Rag, Wiping (Item 50, Appendix D)
Cap and Plug Set (Item 14, Appendix D)
References
TM 9-4910-571-12&P
START
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
1.
Hydraulic oil level OK.
CK4 Check Valve
on following page.
PTO OK.
Pressure Test
Is pressure present at
REASON FOR QUESTION
Right 30K winch OK.
If pressure is between
pump output?
Stinger OK.
2400-3000 psi at output
Folding cylinder OK.
hose of hydraulic pump,
Lift cylinders OK.
main control valve is
MHC OK.
POSSIBLE PROBLEMS
faulty. If pressure is
NO
Faulty hydraulic pump.
below 2400 psi, pump
Faulty linear directional
is faulty.
valve.
Notify DS Maintenance.
Faulty upper main control
valve.
YES
Notify DS Maintenance.
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