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OPERATION AND MAINTENANCE MANUAL FOR FOTON VIEW SERIES LIGHT BUS
·56· Category Location Check results Faults Additional services Valve spring broken Replace valve spring Noise--camshaft bearing Remove to check camshaft bearing Abnormal sound - valve mechanism Worn timing gear Replace timing gear Larger crankshaft axial clearance Worn crankshaft thrust washer Replace thrust washer Oil leak at crankshaft oil seal Oil seal failure Replace oil seal Abnormal sound-- water pump Water pump shaft bearing damaged or shaft broken Remove to check water pump, replace bearing or water pump Engine Engine over heated Radiator pipe restricted Remove to check, remove pipe restrictions. Clutch Clutch failure Clutch skipping, worn friction plate, incomplete release, unstable engagement Remove to check clutch, replace friction plate or return spring Abnormal sound - clutch release bearing Bearing damaged Replace release bearing Transmission Abnormal sound or frequent repair--transmission Worn or broken shaft, gear, bush Remove to check transmission Enlarged meshing clearance or abnormal sound-final drive’s drive/driven gears Worn gear face or larger meshing clearance Adjust meshing clearance, check gear fitting. Axle abnormal sound-differential, final drive, axle case temperature > 60 ℃ (frequent minor repair) Incorrect gear meshing or tooth broken Remove to check final drive and differential Steering gear steering wheel free travel>10 Larger meshing clearance, worn gear, ball groove worn to stick Adjust steering wheel free travel, remove to check steering gear Abnormal and free play-propeller shaft counter bearing Radial play or bearing worn to stick Remove to check counter bearing Brake failure (adjustment does not work) Worn-out brake pad Remove to check or replace pad / shoe Body deformed, serious paint peel-off Metal crack, rust Repair, weld and paint manual check Others tyre side wear Front axle distorted, steering knuckle kingpin play, axle parts distorted Perform front wheel alignment, remove to check or replace kingpin or bush, correct or replace distorted parts |