Honda C70 1981 Manuals

Manuals and User Guides for Honda C70 1981. We have 2 Honda C70 1981 manuals available for free PDF download: Shop Manual

Honda C70 1981 Shop Manual (208 pages)

Brand: Honda | Category: Motorcycle | Size: 9.68 MB

Important Safety Notice
2
Contents
3
Model Identification
4
General Information
5
General Safety
5
Service Rules
5
Specifications
6
Torque Values
8
Tools
9
Cable & Harness Routing
10
Maintenance Schedule
12
Emission Control System
13
Exhaust System
13
Crankcase System
13
Information Label
13
Engine Lubrication System
14
Lubrication Service Information
15
Lubrication Troubleshooting
15
Lubrication Specifications
15
Engine Oil Level
16
Engine Oil Change
16
Engine Oil Filter Screen Cleaning
16
Centrifugal Oil Filter Cleaning
17
Oil Pump Removal
18
Oil Pump Inspection
18
Oil Pump Disassembly
20
Oil Pump Assembly
20
Oil Pump Installation
20
Chassis Lubrication Points
21
Control Cable Lubrication
21
Inspection and Adjustment Service Information
23
Inspection and Adjustment Tools
23
Inspection and Adjustment Specifications
23
Engine Fuel Lines
25
Throttle Operation
25
Carburetor Choke
26
Air Cleaner
26
Crankcase Breather (USA Only)
27
Spark Plug
27
Valve Clearance
28
Contact Breaker Points
29
Ignition Timing
30
Ignition Timing Adjustment
30
Spark Advancer
31
Cam Chain Tension
31
Carburetor Idle Speed
32
Cylinder Compression
32
Chassis Drive Chain Inspection
33
Chassis Drive Chain Adjustment
33
Chassis Drive Chain Cleaning
33
Battery
35
Brake Shoe Wear
35
Brake System
36
Front Brake Lever Free Play
36
Rear Brake Pedal Free Play
36
Brake Light Switch
37
Headlight Aim
37
Brake Linkage
37
Clutch
38
Side Stand
38
Front Suspension
39
Rear Suspension
39
Nuts, Bolts, Fasteners
40
Wheels/Spokes
40
Steering Head Bearings
40
Recommended Tire Pressure and Tire Size
40
Fuel System Service Information
43
Fuel System Troubleshooting
43
Fuel System Specifications
43
Carburetor Removal
44
Throttle Valve Disassembly
44
Float and Jets
45
Carburetor Assembly
46
Float Level
47
Throttle Valve Assembly
47
Carburetor Installation
48
Fuel Strainer
48
Pilot Screw Removal/Installation
49
Pilot Screw Adjustment
49
High Altitude Adjustment
50
Limiter Cap Installation
50
Fuel Tank
51
Engine Removal/Installation Service Information
53
Engine Removal/Installation Specifications
53
Engine Removal/Installation Torque Values
53
Engine Removal
54
Engine Installation
56
Cylinder Head/Valve Service Information
59
Cylinder Head/Valve Specifications
59
Cylinder Head/Valve Torque Values
59
Cylinder Head/Valve Troubleshooting
60
Cylinder Head Removal
61
Cylinder Head Disassembly
62
Rocker Arm Inspection
64
Rocker Arm Shaft Inspection
64
Camshaft Inspection
65
Camshaft Oil Clearance
65
Valve Spring Free Length Inspection
65
Valve Stem to Guide Clearance
66
Valve Guide Replacement
67
Valve Seat Inspection/Refacing
68
Cylinder Head Assembly
69
Cylinder Head Installation
71
Cylinder/Piston Service Information
75
Cylinder/Piston Troubleshooting
75
Cylinder/Piston Specifications
75
Cylinder Removal
76
Cylinder Inspection
76
Piston Removal
77
Piston/Piston Ring Inspection
77
Piston Ring Installation
79
Piston Installation
80
Cylinder Installation
80
Clutch Service Information
83
Clutch Troubleshooting
83
Clutch Specifications
83
Right Crankcase Cover Removal
84
Clutch Removal
84
Clutch Lifter Removal
84
Clutch Disassembly
85
Clutch Spring Inspection
86
Clutch Disc Inspection
86
Drive Gear Inspection
87
Clutch Center Guide Inspection
87
Clutch Assembly
88
Clutch Installation
88
Right Crankcase Cover Installation
89
Gearshift Linkage Service Information
91
Gearshift Linkage Troubleshooting
91
Gearshift Linkage Removal
92
Gearshift Linkage Installation
93
Transmission/Crankshaft Service Information
95
Transmission/Crankshaft Torque Values
95
Transmission/Crankshaft Specifications
95
Transmission/Crankshaft Troubleshooting
96
Crankcase Separation
97
Crankshaft Removal
98
Crankshaft Inspection
98
Timing Sprocket Installation
99
Transmission Disassembly
100
Kick Starter Spindle Disassembly
100
Transmission Gear Disassembly
101
Shift Drum Disassembly
102
Transmission Assembly
103
Shift Drum Assembly
103
Kick Starter Spindle Assembly
104
Transmission Installation
104
Crankcase Assembly
105
Cam Chain Tensioner Service Information
107
Cam Chain Tensioner Troubleshooting
107
Cam Chain Tensioner Push Rod
108
Cam Chain Tensioner
109
Front Wheel/Suspension Service Information
111
Front Wheel/Suspension Tools
111
Front Wheel/Suspension Torque Values
111
Front Wheel/Suspension Troubleshooting
112
Front Wheel/Suspension Specifications
112
Headlight Removal
113
Headlight Disassembly/Assembly
113
Instruments Removal
113
Instruments Installation
114
Handlebar Removal
115
Handlebar Installation
116
Front Wheel Removal
118
Front Wheel Bearing Inspection
118
Front Wheel Bearing Replacement
119
Front Wheel Inspection
119
Axle Inspection
120
Brake Drum I.D. Inspection
120
Brake Lining Thickness Inspection
120
Brake Panel Disassembly
121
Brake Panel Assembly
121
Brake Panel Installation
122
Front Shock Absorber Removal
122
Front Shock Absorber Disassembly
123
Shock Absorber Inspection
123
Suspension Arm Bushing Inspection
124
Front Shock Absorber Assembly
124
Front Shock Absorber Installation
125
Front Fork/Steering Stem Removal
126
Lower Cone Race Replacement
127
Ball Race Replacement
128
Rear Wheel/Suspension Service Information
131
Rear Wheel/Suspension Torque Values
131
Rear Wheel/Suspension Specifications
131
Rear Wheel/Suspension Troubleshooting
132
Rear Wheel Removal
133
Rear Wheel Axle Inspection
133
Rear Wheel Bearing Inspection
134
Rear Wheel Bearing Replacement
134
Rear Wheel Inspection
135
Rear Wheel Damper Rubber Inspection
135
Rear Wheel Brake Drum I.D. Inspection
135
Rear Wheel Brake Lining Thickness Inspection
136
Rear Wheel Brake Shoe Replacement
136
Rear Wheel Installation
137
Drive Flange Removal
137
Driven Sprocket - Inspection
138
Driven Sprocket - Replacement
138
Shock Absorber Removal
140
Shock Absorber Disassembly
140
Shock Absorber Spring Free Length Inspection
140
Shock Absorber Assembly
141
Shock Absorber Installation
141
Swingarm Removal
142
Swingarm Inspection
142
Swingarm Installation
142
Battery/Charging System Service Information
145
Battery/Charging System Tools
145
Battery/Charging System Torque Values
145
Battery/Charging System Specifications
145
Battery/Charging System Troubleshooting
146
Battery Removal
147
Battery Testing Specific Gravity
147
Battery Charging
148
Charging System Output Test
148
A.C. Generator Stator Removal
149
A.C. Generator Stator Coil Continuity Test
149
Generator Rotor Removal
150
Generator Rotor Installation
150
Stator Installation
151
Rectifier Removal
152
Rectifier Inspection
152
Ignition System Service Information
155
Ignition System Troubleshooting
155
Ignition System Specifications
155
Ignition Coil Removal
156
Ignition Coil Continuity Test
156
Ignition Coil Performance Test
156
Contact Breaker Points Removal
157
Contact Breaker Points Condenser Capacity Test
157
Contact Breaker Points Replacement
157
Spark Advancer Replacement
158
Electric Starter Service Information
159
Electric Starter Troubleshooting
159
Electric Starter Specifications
159
Starter Motor Removal
160
Starter Motor Brush Inspection
161
Starter Motor Commutator Inspection
161
Starter Motor Brush Wire Inspection
162
Starter Motor Assembly/Installation
162
Starter Relay Inspection
163
Starter Clutch/Drive Chain Removal
163
Starter Clutch Disassembly
164
Starter Clutch Inspection
164
Starter Clutch Assembly
164
Starter Clutch Installation
164
Switches Service Information
165
Neutral Switch
166
Front Brake Switch
166
Rear Brake Switch
166
Handlebar Switches
167
Headlight Hi-Low Switch
167
Turn Signal Switch
167
Horn Button
167
Ignition Switch
168
Starter Button
168
Engine Stop Switch
168
Troubleshooting
169
Engine will Not Start or Is Hard to Start
170
Engine Lacks Power
171
Poor Performance at Idle and Low Speed
172
Poor High Speed Performance
173
Smocking Exhaust
173
Faulty Clutch
174
Difficult Shifting
174
Engine Noise
174
Motorcycle Pulls to One Side
175
Faulty Front & Rear Shock Absorbers
175
Faulty Brake
175
Elongated Drive Chain
175
Wiring Diagram C70
176
82 Addendum
177
Tensioner Removal
191
Tensioner/Push Rod Installation
191
Front Wheel/Suspension
193
Rear Wheel/Suspension
193
Battery/Charging System
194
Exciter Coil/Pulse Generator Inspection
201
Technical Features
203

Honda C70 1981 Shop Manual (207 pages)

Brand: Honda | Category: Motorcycle | Size: 10.33 MB

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Honda C70 1981 Shop Manual (208 pages)

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Honda C70 1981 Shop Manual (207 pages)

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