TM-9-2320-366-34-1 MTV Direct Maintenance Manual M1083 Series - Volume 1 Download
Page 1233 of 1591
k1. DUMP BODY DOES NOT RAISE (CONT) KNOWN INFO TEST OPTIONS NO REASON FOR QUESTION TM 9-2320-366-34-1 Pressure Test or STE/ICE-R Test #51 YES Replace four-way relief valve (para 17-3). 3. WARNING CAUTION Read WARNING and CAUTION on following pages. Hydraulic oil level OK. PTO OK. Hydraulic hoses and fittings OK. Hydraulic oil filter OK. Dump body electrical system OK. Hydraulic rotary pump OK. POSSIBLE PROBLEMS Faulty four-way relief valve. Faulty pressure reducing valve. Faulty dump body hoist cylinder. 2-1072.2 Change 2 If 2,725-2,975 PSI (18,789-20,511 kPa) is not present, four way relief valve is faulty. Is 2,725-2,975 PSI (18,789-20,511 kPa) present at port A?