TM-9-2320-366-34-1 MTV Direct Maintenance Manual M1083 Series - Volume 1 Download
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2-1030 TM 9-2320-366-34-1 j1. M1089 MATERIAL HANDLING CRANE (MHC) DOES NOT OPERATE START KNOWN INFO Is 14-15 gpm (53-57 lpm) and 3000-3100 psi (20685- 21375 kPa) present at input to MHC? 1. WARNING Read WARNING on following page. Hydraulic oil level OK. PTO OK. Hydraulic hoses, tubes and fittings OK. Three stage hydraulic pump OK. Electrical circuit OK. POSSIBLE PROBLEMS Faulty monoblock valve. Faulty input check valve. Faulty main relief valve. Faulty manual override valve. TEST OPTIONS Monoblock Valve Flow Test REASON FOR QUESTION If 14-15 gpm (53-57 lpm) and 3000-3100 psi (20685-21375 kPa) is not present, monoblock valve cartridge is faulty. YES NO Repair monoblock valve (para 16-85). INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Center catwalk removed (TM 9-2320-366-20-4). 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) Personnel Required (2)