Aiwa CA-DW680 manuals

Aiwa CA-DW680 Repair Manual (114 pages)

Brand: Aiwa | Category: Motorcycles | Size: 3.57 MB |

English

Table of contents

Repair Manual

1

WARRANTY

3

PREFACE

5

COOLING SYSTEM

7

Winter Driving

8

CHAPTER I

11

HOW THE MOTOR OPERATES

12

MOTOR FAILS TO START

12

WATER IN GASOLINE SYSTEM

13

MOTOR MISSES AT ALL SPEEDS

13

MOTOR STOPS SUDDENLY

14

MOTOR SPITS AND BACKFIRES

15

MOTOR OVERHEATS

16

Carbonized Valves

16

Worn or Broken Piston Rings

16

Valves Adjusted Too Close

17

Late Ignition

17

MOTOR POUNDS OR KNOCKS

17

Loose or Worn Bearings

18

REAR AXLE NOISES

20

REAR WHEELS WILL NOT ROTATE

20

FRONT TIRES WEAR UNEVENLY

22

CHAPTER II

23

TO REMOVE MOTOR FROM CAR

24

CYLINDER HEAD

24

VALVE TAPPETS

26

Adjusting Valve Tappets

26

REMOVING VALVE SPRINGS

28

GRINDING VALVES

29

POLISHING VALVE STEMS

30

(3c” Bore Motor)

32

PISTONS

33

and is stamped on the top

35

PISTON RINGS

36

Removing Piston Rings

37

FITTING PISTON PINS

39

3c" Bore Motor

39

3d" Bore Motor

40

First Operation

40

Second Operation

40

Third Operation

41

CONNECTING ROD BEARINGS

41

CRANKSHAFT AND MAIN BEARING

43

End Play In Crankshaft

45

Sprung Crankshaft

45

To Install Fan Belt

46

Removing Fan Drive Pulley

47

CHAIN CASE

47

TIMING CHAIN

47

Adjusting Chain

48

How to Shorten

50

Inserting Pins Into Links

50

REMOVING CAMSHAFT SPROCKET

51

REMOVING CRANKSHAFT SPROCKET

51

REMOVING GENERATOR SPROCKET

51

TIMING MOTOR

51

OIL PUMP

52

THE CLUTCH

53

Misalignment of Transmission

57

FRONT WHEEL ADJUSTMENT

58

Working of Wheel Bearings:

58

Front Wheel Alignment

58

Adjustment for

60

Play in Thrust Bearings

60

SPRING BREAKAGE

62

To Install Propeller Shaft

64

REAR AXLE

64

Adjustment of Bearings

64

Two Wheel Band Type Brakes

68

Four Wheel Mechanical Brakes

71

EQUALIZING FOUR WHEEL BRAKES

73

CHAPTER III

75

VACUUM TANK (Lever Type)

76

VACUUM TANK (Leverless Type)

79

GENERAL DESCRIPTION

79

How It Operates

81

Trouble Indications

82

Failure to Draw Fuel

82

CARBURETOR

83

Fig. 64—Carburetor

84

ELECTRICAL SYSTEM

85

To Clean Carburetor

85

THE GENERATOR

87

Care of the Generator

87

Locating Generator Troubles

87

Testing Field Coils

88

Testing Armature

88

To Remove Generator

89

Ignition Coil

90

Primary Circuit

90

Lighting and Ignition Switch

90

WIRING DIAGRAMS

90

CIRCUIT BREAKER

93

STARTING MOTOR

94

Fig. 71—Distributor

95

Removing Distributor

96

IGNITION TIMING

97

SEMI-MANUAL SPARK CONTROL

97

LOCATING ELECTRICAL TROUBLES

98

Misfiring

99

Distributor

100

Adjust Contact Points

101

Contact Points

102

STORAGE BATTERY

102

Proper Battery Care

103

U. S. L. SERVICE POLICY

104

Initial Test

104

90-Day Free Service Period

104

CHAPTER IV

106

MOTOR LUBRICATION

107

Transmission Lubrication

110

Rear Axle

110

Rear Wheel Bearings

111

Universal Joint

111

TABLE OF CONTENTS

113

CHAPTER II (Continued)

114

CHAPTER III

114

CHAPTER IV

114

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