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 REASON FOR QUESTION TEST OPTIONS KNOWN INFO 2. 3. YES Does boom maintain position under load? NO TEST OPTIONS KNOWN INFO YES NO Fault corrected. Holding Valve Check Faulty holding relief valve. Faulty lift cylinder(s). Replace lift cylinder(s) (para 16-7). Faulty lift cylinder(s). Do lift cylinders work without leaking? Replace lift cylinder(s) (para 16-7). Lift Cylinders Load Test REASON FOR QUESTION Faulty boom lift cylinder(s) will cause boom to not raise and lower properly. POSSIBLE PROBLEMS POSSIBLE PROBLEMS Faulty holding valve will cause lift cylinder to drift down. Hydraulic oil level OK. Hydraulic hoses, tubes, and fittings OK. Boom up and boom down lockout valves OK. Four way control valve OK. Hydraulic oil level OK. Hydraulic hoses, tubes, and fittings OK. Boom up and boom down lockout valves OK. Four way control valve OK. Holding relief valve OK. l9. M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN OR HOLD l9. M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN OR HOLD l9. M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN OR HOLD l9. M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN OR HOLD l9. M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOES NOT LIFT UP OR DOWN OR HOLD UNDER LOAD (CONT) UNDER LOAD (CONT) UNDER LOAD (CONT) UNDER LOAD (CONT) UNDER LOAD (CONT) 2-1108 2-1108 2-1108 2-1108 2-1108