TM 9-2320-366-34-1
2-1036
KNOWN INFO
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
TEST OPTIONS
REASON FOR QUESTION
Faulty holding valve will
cause cylinder to drift
down.
YES
NO
Is holding valve holding
left outrigger in stowed
position?
Is flow through left
outrigger control valve
OK?
NO
YES
Control Valve Flow Test
Faulty control valve will
cause jack cylinder not to
operate properly.
Replace left outrigger jack cylinder (para 16-56).
Repair eight bank valve assembly (para 16-59).
POSSIBLE PROBLEMS
WARNING
Read WARNING
on following page.
Visual inspection
START
1.
2.
Faulty control valve.
Faulty left outrigger
jack cylinder.
Faulty holding valve.
Faulty control valve.
Faulty left outrigger
jack cylinder.
j2. M1089 MATERIAL HANDLING CRANE (MHC) LEFT OR RIGHT OUTRIGGER DRIFTS OR DOES NOT WORK
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-366-10-1).
Personnel Required
(2)
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Tester, Hydraulic (Item 73, Appendix B)
Pan, Drain (Item 43, Appendix B)
Goggles, Industrial (Item 28, Appendix B)
Hydraulic oil level OK.
Hydraulic hoses, tubes
and fittings OK.
Holding valve OK.
Hydraulic rotary pump OK.
Monoblock valve OK.
Hydraulic oil level OK.
Hydraulic hoses, tubes,
and fittings OK.
Materials/Parts
Rag, Wiping (Item 60, Appendix C)
Hose (2) (Item 40, Appendix C)
Fitting (2) (Item 31, Appendix C)
Reducer, Tube (Item 61, Appendix C)
Adapter, Swivel (Item 3, Appendix C)
Adapter, Pipe (Item 2, Appendix C)
Fitting (Item 32, Appendix C)
Adapter, Pipe (Item 1, Appendix C)
