Honda CB125.175 CL125.175 Shop Manual - PDF DOWNLOAD

Honda CB125.175 CL125.175 Shop Manual - PDF DOWNLOAD

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Honda CB125.175 CL125.175 Shop Manual - PDF DOWNLOAD

Language :English
Pages :209
Downloadable : Yes
File Type : PDF

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DESCRIPTION:

Honda CB125.175 CL125.175 Shop Manual - PDF DOWNLOAD

FOREWORD

• This Shop Manual is a servicing guide for the CBl 25, Cll 25, CB 175 and Cll 75. The Manual has been prepared using the CB 17 5 and CL 17 5 as the basic models, however, the information contained will apply equally well to all models. There are minor differences among the models, primarily in the engines ; these differences have been speciflcially noted for the CB 125 and CL 125 .
• This Shop Manual is applicable to all model serial numbers shown below and subsequent.

CB125Kl Engine No. 2000011 ~
Frame No. 2000000~
CB l 25K2 (General Export Type)
CB l 25K3 (General
CL125Kl
CL 125K3 (General
CB175
CB175K3
CB175K4
CL175
CL 175K3
CL 175K4
Engine No. 3000001 ~
Frame No. 3000001 ~
Export T ypel
Engine No. 4000001 ~
Frame No. 4000001 ~
Engine No. 2000001 ~
Frame No. 2000001 ~
Export T ypel
Engine No. 4000001 ~
Frame No. 4000001 ~
Engine No. 1000001 ~
Frame No. 1000001 ~
Engine No. 4000001 ~
Frame No. 4000001 ~
Engine No. 5000001 ~
Frame No. 5000001 ~
Engine No. 1000001 ~
Frame No. 1000001 ~
Engine No. 4000001 ~
Frame No. 4000001 ~
Engine No. 5000001 ~
Frame No. 5000001 ~

To ensure proper servicing, the special tools must be used and all repairs made to the specified tolerances . The information peculiar to CB/CL 125, 175 revised models is compiled at the back of this publication as a supplement.

TABLE OF CONTENTS:

Honda CB125.175 CL125.175 Shop Manual - PDF DOWNLOAD

1 SPECIFICATIONS
2 SPECIAL TOOLS 13 CB 1 7 5, CL 1 7 5 1 3
CB 125, CL 1 25 1 5
3 ENGINE (CB 175, CLl 75) 17
3 1 Engine Removal and Installation 18
A Engine construction 18
B Removal 18 C Reassembly 19
3 2 Cylinder Head and Cylinder 20
1 Cylinder head 20
A Construction 20
B Disassembly 20
C Inspection 21
D Reassembly 22
2 Cylinder head cover and breather 23
A Description 23
B Disassembly 23
3 Camshaft 24
A Construction 24
B Disassembly 25 C Inspection 25
D Reassembly 25
4 Rocker arm 26
A Construction 26
B Disassembly 26
C Inspection 26
D Reassembly 26
5 Valve 27
A Description 27
B Disassembly 27
C Inspection 27
D Reassembly 28
6 Valve seat 28
A Description 28 B Inspection 28
7 Cylinder 29
A Construction 29
B Disassembly 29
C Inspection 29
D Reassembly 30 3 3 Left Crankcase Cover 30
1 Left crankcase cover 30
A Construction 30
B Disassembly 31
C Reassembly 31
2 A C generator 31 A Construction 3 I
B Disassembly 32
C Reassembly 32
3 Starting sprocket and clutch
A Construction
B Disassembly and reassembly (Starting clutch)
C E>isassembly and rea9sembly (Starting sprocket)
4 Clutch adjuster and neutral switcn rotor
A Operation
B Disassembly and reassembly (Clutch adjuster)
C Disassembly and reassembly (Neutral switch rotor)
Right Crankcase Cover Assembly
1 Right crankcase cover
A Construction
B Reassembly
2 Clutch
A Description and operation
B Disassembly
C Inspection
D Reassembly
Oil Pump, Filter and Separator
1 Oil pump
A Description
B Disassembly
C Inspection
D Reassembly
2 Oil filter
A Description
B Disassembly
C Reassembly
3 Oil separator
A Operation
Crankcase
A Description 40
B Disassembly 41
C Inspection 41
D Reassembly 41
3 7 Crankshaft, Connecting Rods and Pistons 41
A Construction 41
B Disassembly 42
C Inspection 42
2 Connecting rods 43
A Descrpition 43
B Inspection 43
3 Piston 44
A Description 44
B Disossembly 44
C Inspection 45
D Reassembly 46
4 Piston rings 46
A Construction 46
B Inspection 46
C Replacing the piston rings 48
3 8 Cam Chain Tensioner and Cam Chain Guide Roller 48
A Operation 49
B Disassembly 49
C Inspection 49
D Reassembly 49
E Cam chain tension adjustment 49
3 9 Transmission 50
A Description 50
B Disassembly 52
C Inspection 52
D Reassembly 52
3 10 Gear Shift 53
A Operation 53
B Disassembly 53
C Inspection 54
D Reassembly 54
3 11 Kick Starter 54
A Construction 55
B Disassembly 55
C Inspection 55
D Reassembly 55
3 12 Carburetor 56
Construction 56
Function of the main components 58
Adjustment 60
Engine (CB 125, CL 125) 62
3 1 Engine Removal and Installation 64
A Engine description 64
B Removal 64
C Reassembly 65
3 2 Cylinder Head and Cylinder 66
1 Cylinder head, cover and breather 66
A Construction 66
B Disassembly 66
C Inspection 66
D Reassembly 67
2 Camshaft 68
A Construction 68
B Disassembly 69
C Inspection 69
D Reassembly 69
3 Rocker arm 69
A Construction 69
B Disassembly 69
C Inspection 70
D Reassembly 70
4 Valve 70
A Construction 70
B Disassembly 70
C Inspection 71
D Reassembly 71
5 Valve seat 71
A Description 71
6 Cylinder 72
A Construction 72
B Disassembly 72
- IVC
Inspection 72 D Reassembly 72
3 3 Left Crankcase Cover 73
1 Left crankcase cover 73
2 A C Generator 73
A Construction 73
B Disassembly 73 C Reassembly 73
3 Clutch lifter thread 7 4
A Description 7 4
B Disassembly 7 4
C Reassembly 7 4
4 Cam chain tensioner 74 A Construction 7 4
B Disassembly 7 4
C Inspection 7 5
D Reassembly 7 5
3 4 Right crankcase cover assembly 7 5
1 Right crankcase cover 7 5
A Construction 7 5
B Disassembly 7 5
C Reassembly 7 5
2 Clutch 76
A Description and Operation 7 6
B Disassembly 7 6
C Inspection 77
D Reassembly 77 3 Oil pump 78
B Disassembly 78
C Inspection 78
D Reassembly 78
4 Oil filter 78
A Operation 78
B Disassembly 78
C Reassembly 78
3 5 Crankcase 79
1 Upper and under crankcase 79
A Description 79
B Disassembly 79
C Inspection 79 D Reassembly 79
2 Oil separator 79
A Description 79
B Disassembly , 79
C Reassembly 79
3 6 Crankshaft 80 A Construction 80
B Disussembly 80
C Inspection 80
D Reassembly 80
2 Connecting Rods 81
A Disassembly 81 3 Piston 81
A Description ~ 81
B Disassembly 81
C Inspection 81
D Reassembly 82
4 Piston Rings 82
B Inspection 82
C Replacing the piston rings 82
3 7 Transmission 83
A Description 83
B Operation 83
C Inspection 84
3 8 Gear shift 84
A Description 84
B Disassembly 85
C Inspection 85
D Reassembly 85
3 9 Kick Starter 86
A Description 86
B Disassembly 86
C Inspection 86
D Reassembly 86
3 10 Carburetor 87
Construction 87
Function of the main components
Adjustment
4 FRAME
87
87
88
4 1 Steering Handle 88
A Description 88
B Disassembly 88
C Inspection 89
D Reassembly 89
4 2 Front Cushion 90
A Description 90
B Disassembly 93
C Inspection 94
D Reassembly 95
4 3 Steering Stem and Steering Handle Lock 95
A Construction 95
B Disassembly 96
C Inspection 97
D Reassembly 97
4 4 Fuel Tank 97
A Construction 97
B Disassembly 98
C Inspection 98
D Reassembly 99
4 5 Frame Body 99
A Construction 99
B Disassembly l 00
C Inspection l 00
D Reassembly 100
4 6 Air Cleaner Case and Seat 100
A Construction 100
- VI -
B Disassembly 101
C Inspection 101
D Reassembly 101
4 7 Stand 101
A Construction 101
B Disossembly 1 02
C Inspection 102
D Reassembly 102
4 8 Muffler and Exhaust Pipe 1 03
A Construction 103
B Disassembly 1 03
C Inspection l 04
D Reassembly 104
4 9 Air Cleaner and Tool Case 106
B Disassembly 1 06
C Inspection l 07
D Reassembly l 07
4 10 Rear Fork and Rear Fender l 07
A Construction l 07
B Disassembly l 07
C Inspection 108
D Reassembly 108
4 11 Rear Cushion 1 09
A Construction l 09
B Disassembly 1 1 0
C Inspection 110
D Reassembly 11 0
4 12 Front Wheel 1 11
A Construction 11 1
B Disassembly 11 l
C Inspection 112
D Reassembly 112
4 13 Rear Wheel l 1 4
A Description 114
B Disassembly 1 15
C Inspection 1 16
D Reassembly 117
5 ELECTRIC SYSTEM 1 20
1 Ignition Circuit 120
A Ignition coil 1 20
B Spark advancer 120
C Contact breaker 121
D Condenser 122
E Spark plug 122
2 Electrical power supply 124
A A C generator 1 24
3 Selenium rectifier 125
4 Battery 1 26
A Construction 1 26
B Rating 1 26
C Instruction on use and servicing 127
D Battery charging procedure 1 27
E Trouble shooting and corrective action 129
5 Various loads 130
A Headlight 130
B Tail, stoplight 130
C Neutral and speedometer lamp 130
6 Starting motor 131
A Description 131
B Disassembly 132
C Inspection 132
D Reassemly 132
7 Service tester instruction 133
6 PERIODIC ADJUSTMENT 138
6 1 Maintenance Inspection 138
A Engine Adjustment 138
1 Measuring compression 138
2 Tappet adjustment 138
3 Ignition timing adjustment 139
4 Contact points 140
5 Spark plug adjustment 140
6 Fuel supply system 141
7 Fuel strainer cleaning 142
8 Oil filter screen cleaning 142
9 Air cleaner servicing 142
10 Carburetor cleaning and adjustment 143
B Lubricating 143
l Parts not requiring periodic oil change or lubrication 143
2 Engine oil change 144
C Drive chain adjustment 144
D Brake adjustment 145
l Front brake adjustment 145
2 Rear brake adjustment 145
E Spoke torquing 145
F Battery inspection 145
G Security inspection of parts 147
6 2 Periodic Inspection and Servicing 148
7 TROUBLE SHOOTING l 50
Main engine trouble 1 50
Carburetor trouble 152
Engine noise 1 54
Steering system 154
Clutch system l 55
Gear change system 155
Suspensions l 55
Brake system 156
Drive chain l 56
8 WIRING DIAGRAM 157
CB 125 wiring diagram 157
CL 125 wiring diagram l 58
CB 17 5 wiring diagram 159
CL 17 5 wiring diagram (General export type) 160
CL 17 5 wiring diagram (U S A Export type) 161
-vm-
9 CB/CL 125, 175K3 162
9 1 Dismounting and M9unting Engine 162
1 Dismounting engine (CB/Cll 7 5) 162
(CB/CL 125) 163
2 Mounting engine 163
9 2 Engine Mechanism 164
[CB/CL175J
1 Cylinder head and cylinder 164
2 Crankcase 167
3 Gear shift mechanism 167
4 Crankshaft 170
5 Transmission 170
6 Kick starter 172
7 Carburetor 172
[CB/CL125]
l Cylinder head 173
2 Camshaft 17 4
3 Cam chain tensioner 17 5
4 Transmission 177
5 Gear shifting mechanism 180
6 Kick starter 182
7 Carburetor 183
9 3 Frame 184
1 Front suspension 184
2 Rear suspension 185
3 Front wheel 187
4 Rear wheel 188
9 4 Electrical 190
l Charging current measurement 190
2 Starting motor 190
3 Starter solenoid switch 193
9 5 Wiring Diagram 194

S.M 16/3/2025