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 TM 9-2320-366-34-1 TM 9-2320-366-34-1 TM 9-2320-366-34-1 TM 9-2320-366-34-1 KNOWN INFO TEST OPTIONS 1. START NO YES Hydraulic oil level OK. PTO OK. Hydraulic hoses, tubes and fittings OK. Hydraulic pump OK. Monoblock valve OK. Boom up lockout OK. Boom down lockout OK. Overload shutdown system OK. POSSIBLE PROBLEMS Faulty control valve. Faulty holding relief valve. Faulty boom lift cylinder. Is flow and pressure through boom lift control valve OK? Control Valve Flow Test REASON FOR QUESTION Faulty boom control valve will cause boom to not lift up or down. WARNING Read WARNING on following page. Replace eight bank valve assembly (para 16-59). j6. M1089 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN 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) 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) 2-1050 2-1050 2-1050 2-1050 2-1050