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78 2. Clutch trouble shooting Trouble symptom and probable cause Checking and remedy 3. Clutch can't release completely a援 Too long free play of pedal b援 Crack or distort of wave sheetc援Broken damper spring a援 Adjust 3-5mm b援 Replace c援Replace 1. Shaking clutch a援Overloading b援Not start in low gear c援Defective release bearing or insufficient oil d援Corrugated fin cracked, friction lining worn, loose rivet, damper spring broken, or damper fin broken down a. Load as rated b. Start in first gear when loading much c. Clean, lubricate or replaced. Replace 2. Clutch slip a援Thin friction lining, rivet reveal, or oil coat b援Weak pressure of diaphragm spring c援Too short free play of pedal d援Vehicle loads too much e援Not start in low gear f援The pedal is held pressed when running a援 Clean, or rivet a new friction lining b援 Replace c援 Adjust to 3-5mm d援 Load as rated e援 Start in low gear f援 Change bad driving habit OWNER爷S MANUAL for HFC1061,HFC1063,HFC1083 series trucks 79 Trouble symptom and probable cause Checking and remedy 1. Noise or vibration of driveshaft a援 Over- worn universal joint b援 Bending driveshaft c援 Loose couple flange or center bracket bolts e援 Insufficient lubrication a援 Change spider direction or replace universal joint as鄄 sembly b援 Align or replace c援 Screw d. Replace e援 Fill up after cleaning 2. Overheating center bracket a援 Oil seal is too tight b援 Inclination between driveshaft and crankshaft is too big c援 Insufficient lubrication a援 It will disappear along with traveling b援 Check and adjust the inclination c援 Fill up regularly 3. Drive shaft trouble shooting |