TM-9-2320-366-34-1 MTV Direct Maintenance Manual M1083 Series - Volume 1 Download
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TM 9-2320-366-34-1 2-1074 Materials/Parts Rag, Wiping (Item 60, Appendix C) Hose (2) (Item 40, Appendix C) Fitting (2) (Item 31, Appendix C) Adapter, Swivel (Item 3, Appendix C) Reducer, Tube (Item 61, Appendix C) Adapter, Pipe (Item 1, Appendix C) Adapter, Pipe (Item 2, Appendix C) Personnel Required (2) l1. M1084/M1086 MATERIAL HANDLING CRANE (MHC) HYDRAULIC FUNCTIONS OPERATE SLOWLY INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). 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) KNOWN INFO Hydraulic oil level OK. PTO OK. Hydraulic hoses, tubes, and fittings OK. POSSIBLE PROBLEMS Faulty hydraulic rotary pump. Faulty manual override valve. Faulty input check valve. Faulty main relief valve. Faulty two-way solenoid valve. 1. WARNING Read WARNING on following page. START Is input flow rate OK? TEST OPTIONS Input Flow Rate Test REASON FOR QUESTION Faulty hydraulic rotary pump or manual override valve will cause low pressure to control valve assemblies. NO YES Replace hydraulic rotary pump (para 16-91) or manual override valve (para 16-30).