TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
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TEST OPTIONS KNOWN INFO REASON FOR QUESTION NO YES Visual Inspection WARNING Read WARNING on following page. 2. Replace hydraulic oil filter (para 19-13). TM 9-2320-366-20-3 v2. DUMP BODY DOES NOT LOWER (CONT) Perform Electrical System troubleshooting task e144. M1090/M1094 Dump Body Does Not Lower. 2-2240.4 Change 2 Hydraulic oil level OK. PTO OK. Hydraulic hoses and fittings OK. POSSIBLE PROBLEMS Faulty hydraulic oil filter. Faulty electrical system. Faulty four-way relief valve. Faulty dump body hoist cylinder. Is hydraulic oil filter free of debris. If hydraulic oil filter is clogged or damaged, dump body may not lower.