KEEWAY QJ50T-21U User Manual

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Contents
Contents ....................................................................................................................................................................... 2
Preface ......................................................................................................................................................................... 5
Preparing Documents........................................................................................................................................... 6
Inspection/Adjustment ....................................................................................................................................... 38
Inspection and Maintenance of Electrical System ..................................................................................................... 51
I. Battery/Charging System........................................................................................................................................ 54
1.1 Preparing Documents ................................................................................................................................... 54
1.2 Failure diagnosis .......................................................................................................................................... 55
1.3 Battery ......................................................................................................................................................... 56
1.4 Charging System .......................................................................................................................................... 57
1.5 Voltage/Current Regulator ........................................................................................................................... 58
1.6 Magnetor charging coil ................................................................................................................................ 59
1.7 Magnetor Lighting Coil ............................................................................................................................... 59
II. Ignition System ..................................................................................................................................................... 62
2.1 Preparing Documents ................................................................................................................................... 62
2.2 Failure Diagnosis ......................................................................................................................................... 63
2.3 Ignition System Check ................................................................................................................................. 64
2.4 CDI Group ................................................................................................................................................... 65
2.5 Ignition Coil ................................................................................................................................................. 66
2.6 Trigger ......................................................................................................................................................... 67
III. Startup System ..................................................................................................................................................... 69
3.1 Preparing documents ................................................................................................................................... 69
3.2 Failure diagnosis .......................................................................................................................................... 70
3.3 Startup Motor ............................................................................................................................................... 70
3.4 Starter Relay ................................................................................................................................................ 72
IV. Bulbs/Switches/Meters ........................................................................................................................................ 75
4.1 Preparing documents ................................................................................................................................... 75
4.2 Failure Diagnosis ......................................................................................................................................... 75
4.3 Replacement of Headlamp Bulbs ................................................................................................................ 75
4.4 Replacement of front steering lamp bulbs ................................................................................................... 76
4.5 Replacement of tail lamp bulbs ................................................................................................................... 76
4.6 Meter ............................................................................................................................................................ 77
4.7 Main Switch ................................................................................................................................................. 77
4.8 Horn ............................................................................................................................................................. 78
4.9 Handlebar Switch......................................................................................................................................... 78
Inspection and Maintenance of the Chassis ............................................................................................................... 79
5. Brake ...................................................................................................................................................................... 82
5.1 Maintenance Instruction .............................................................................................................................. 82
5.2 Failure Diagnosis ......................................................................................................................................... 82
5.3 Front Disc Brake .......................................................................................................................................... 83
5.4 Rear Drum Brake ......................................................................................................................................... 85

KEEWAY QJ50T-21U Specifications

General

Brand	KEEWAY
Model	QJ50T-21U
Category	Scooter
Language	English