CPI JW50 JW90 JW100 ATV MOTORCYCLE FACTORY WORKSHOP SERVICE MANUAL

2 STROKE ENGINE

50CC 90CC 100CC



§CONTENTS §
一、TECHNICAL INFORMATION14
二、TROUBLE SHOOTING..59
三、MAINTENANCE.1015
3-1 MAINTENANCE SCHEDULE... ...10
3-2 MAINTENANCE DATA...10
3-3 FUEL TUBE...11
3-4 THROTTLE OPERATION..11
3-5 THROTTLE CABLE ADJUSTMENT...11
3-6 AIR CLEANER.11
3-7 SPARKK PLUG12
3-8 IDLE SPEED.12
3-9 DRIVE CHAIN1213
3-10 BRAKE SYSTEM.1314
3-11 WHEELS AND TIRES...14
3-12 STEERING SYSTEM.14
3-13 TOE-IN.15
3-14 GEAR OIL...15
四、ENGINE SYSTEM..1636
4-1 ENGINE REMOVAL AND INSTALLATION...16
4-2 ENGINE FUEL SYSTEM..1718
4-3 ENGINE LUBRICATION AND COOLING SYSTEM..1820
4-4 ENGINE COMBUSTION SYSTEM.2025
4-5 TANSMISSION SYSTEM..2531
4-6 CRANKSHAFT / CRANKCASE......3135
4-7 A.C.G ENERATOR.3536
五、CARBURETOR SYSTEM..3740
5-1 CARBURETOR REMOVAL...37
5-2 STARTER PLUNGER INSPECTION38
5-3 FLOAT CHAMBER DISASSEMBLY..3839
5-4 FUEL HEIGHT INSPECTION...39
5-5 CARBURETOR INSTALLATION...3940
5-6 REED VALVE40
六、FRAME SYSTEM4157
6-1 FRONT WHEEL AND STEERING SYSTEM4150
6-2 REAR WHEELS.5054
6-3 FENDERS AND EXHAUST PIPE5557
七、ELECTRICAL SYSTEM5862
7-1 TROUBLESHOOTING58
7-2 BATTERY REMOVAL / INSTALLATION ......59
7-3 A.C.G. INSPECTION.....5960
7-4 RESISTER INSPECTION...60
7-5 C.D.I. INSPECTION.60
7-6 IGNITION COIL INSPECTION..6061
7-7 START MOROTR.61
7-8 START RELLEY INSPECTION.61