4. Engine
XCITING 400i/XCITING S 400
Compression too high
• Excessive carbon build-up in combustion chamber
Abnormal noise
• Incorrect valve clearance adjustment
• Sticking valve or broken valve spring
• Damaged or worn camshaft
• Worn cam chain tensioner
• Worn camshaft and rocker arm
White smoke from exhaust muffler
• Worn valve stem or valve guide
• Damaged valve stem oil seal
Cylinder and Piston
• The cylinder and piston cannot be serviced with the engine installed in the frame.
• After disassembly, clean the removed parts and dry them with compressed air before
inspection.
• If replacing the piston or cylinder, they must be changed as a pair.
TROUBLESHOOTING
Compression too low or uneven compression
• Worn, stuck or broken piston rings
• Worn or damaged cylinder and piston
Compression too high
• Excessive carbon build-up in combustion chamber or on piston head.
Excessive smoke from exhaust muffler
• Worn or damaged piston rings
• Worn or damaged cylinder and piston
Abnormal noisy piston
• Worn cylinder, piston and piston rings
• Worn piston pin hole and piston pin
4‐3
Содержание ADG5
Страница 12: ...1 Quick Reference XCITING S 400 1 12 Torque Engine Specifications...
Страница 13: ...1 Quick Reference XCITING S 400 1 13 Torque Frame Specifications...
Страница 16: ...1 Quick Reference XCITING S 400 1 16 General Troubleshooting...
Страница 17: ...1 Quick Reference XCITING S 400 1 17...
Страница 18: ...1 Quick Reference XCITING S 400 1 18...
Страница 19: ...1 Quick Reference XCITING S 400 1 19...
Страница 20: ...1 Quick Reference XCITING S 400 1 20 VIN and Engine Number Location...
Страница 23: ...2 Periodic Maintenance XCITING S 400 9 3...
Страница 72: ...3 External Components XCITING S 400 Heat Shield Removal Remove bolts and remove the heat shields 3 16...
Страница 103: ...XCITING 400i 3 Engine Camshaft Inspect the camshaft sprocket for worn teeth or other signs of wear or damage 3 25...
Страница 114: ...3 Engine Valves XCITING 400i Remove the spring retainer Remove the valve springs 3 36...
Страница 143: ...3 Engine Generator XCITING 400i Remove the generator cover gasket Remove the two dowel pins 3 65...
Страница 208: ...5 Cooling System XCITING S 400 Jump a 12 volt battery to the fan connector and make sure the radiator fan operates 5 15...
Страница 243: ...6 Fuel System XCITING S 400 6 30 Removal Throttle Cables Free the throttle cables from the throttle drum...
Страница 329: ...9 Electrical Systems XCITING S 400 9 29 Check the circuit with the wire...
Страница 336: ...9 Electrical Systems XCITING S 400 9 36 Meter Instrument Remove couplers Check the wiring diagram to inspect circuit...
Страница 340: ...10 Brake System XCITING S 400 Diagram 10 3...
Страница 362: ...10 Brake System XCITING S 400 Pre diagnosis Inspection Chart 1 10 25...
Страница 363: ...10 Brake System XCITING S 400 Pre diagnosis Inspection Chart 2 10 26...