Description
This 136 page, 1974 Yamaha DT100 DT125 DT175 Enduro Service Manual is a reproduction of the original, out of print manual. If you are looking for a collectible original, this is NOT it. However, this manual is nicely bound in a lay-flat format and includes a thick color cover and color fold out wiring diagrams and provides detailed service information, step-by-step repair instruction and maintenance specifications for 1974 Yamaha DT100, 125 and 175 motorcycles. Includes full color wiring diagrams.
This manual has been written by Yamaha Motor Company for use by Authorized Yamaha Dealers and their qualified mechanics. In light of this purpose it has been assumed that certain basic mechanical precepts and procedures inherent to our product are already known and understood by the reader. Without such basic knowledge, repairs or service to this model may render the machine unsafe, and for this reason we must advise that all repairs and/or service be performed by an Authorized Yamaha dealer who is in possession of the requisite basic product knowledge.
1974-1976 Yamaha DT 100/125/175 Cycleserv Repair Shop Manual Enduro Motorcycle. Current Bike(s): Previous- DT125 / DT175/DT250/DT400. Garelli tiger X / current- DT400b 19 76 /RD400f 1979 / Garelli tiger X / current- DT400b 19 76 /RD400f 1979 / Posted November 17, 2013. Thank you for the free copy of the Yamaha 1980 DT-125 Owners Manual. My son and I recently bought a 1980 DT-125 but it did not come with a manual. This is very helpful, thanks again. Looking for 1070 Yamaha DT1 Owners and/or Shop Mamual. Pedro Figueira says: September 12, 2016 at 5:15 pm Thank you for the DT LC 50 manual. Service manuals Tie downs & bar harness Wheels + Rims Spokes & weights Valve stems & caps More. Custom Fit Universal Year. 1981 1979 1980 1978 1974 1975. Yamaha DT175 (1974-1976), DT175 (1978-1981).
Motorcycles Covered
1974 Yamaha DT175A
1974 Yamaha DT125A
1974 Yamaha DT100A
1974 Yamaha DT125A
1974 Yamaha DT100A
Table of Contents
GENERAL INFORMATION
MACHINE IDENTIFICATION
A Serial Number
B Key System
A Serial Number
B Key System
SPECIFICATIONS
NOMENCLATURE
FEATURES
COMMON TOOLS
PERIODIC MAINTENANCE INTERVAIS
LUBRICATION
NOMENCLATURE
FEATURES
COMMON TOOLS
PERIODIC MAINTENANCE INTERVAIS
LUBRICATION
ENGINE TUNING AND CHASSIS ADJUSTMENTS
SPECIAL TOOLS
SPECIAL TOOLS
CHASSIS ADJUSTMENTS
A Front Brake Adjustments
B Rear Brake Adjustments
C Chain Adjustments
D Steering Head Adjustments
A Front Brake Adjustments
B Rear Brake Adjustments
C Chain Adjustments
D Steering Head Adjustments
1972 Yamaha Dt 175
ENGINE TUNING
A Ignition Timing
B Carburetor Adjustments
C Adjusting Autolube
D Clutch Adjustments
E Air Cleaner
A Ignition Timing
B Carburetor Adjustments
C Adjusting Autolube
D Clutch Adjustments
E Air Cleaner
ENGINE AND TRANSMISSION OVERHAUL
SPECIAL TOOLS
SPECIAL TOOLS
TOP END OVERHAUL
A Cylinder Head Removal
B Cylinder Head Maintenance
C Cylinder Removal
D Cylinder Maintenance
E Piston Pin Removal
F Piston Pin and Bearing Maintenance
G Piston Ring Removal
H Piston Ring Maintenance
I Installing Piston Rings
J Piston Maintenance
K Installing Piston
L Muffler/Spark Arrester Maintenance
A Cylinder Head Removal
B Cylinder Head Maintenance
C Cylinder Removal
D Cylinder Maintenance
E Piston Pin Removal
F Piston Pin and Bearing Maintenance
G Piston Ring Removal
H Piston Ring Maintenance
I Installing Piston Rings
J Piston Maintenance
K Installing Piston
L Muffler/Spark Arrester Maintenance
ENGINE REMOVAL AND DISASSEMBLY
A Engine Removal
B Crankcase Disassembly
A Engine Removal
B Crankcase Disassembly
ELECTRICAL SYSTEM FOR DT100A and DT175A
SPECIAL TOOLS
ELECTRICAL COMPONENTS
DESCRIPTION
CONNECTION DIAGRAM Epic hyperspace toolbar.
SPECIAL TOOLS
ELECTRICAL COMPONENTS
DESCRIPTION
CONNECTION DIAGRAM Epic hyperspace toolbar.
1975 Yamaha Dt 175 Specs
![1972 yamaha dt 175 1972 yamaha dt 175](https://www.repairmanual.com/wp-content/uploads/1974-Yamaha-DT100-DT125-DT175-Enduro-Service-Manual_Page_1.jpg)
IGNITION SYSTEM
A Description of Operation
B Ignition Timing
C Spark Gap Test
D Ignition Coil
E Condenser
F Spark Plug
A Description of Operation
B Ignition Timing
C Spark Gap Test
D Ignition Coil
E Condenser
F Spark Plug
LIGHTING SYSTEM
A Description
B Light Bulbs and Horn
C Lighting Circuits
D Lighting Tests and Checks — AC Circuit
E Lighting Tests and Checks – D C Circuit
A Description
B Light Bulbs and Horn
C Lighting Circuits
D Lighting Tests and Checks — AC Circuit
E Lighting Tests and Checks – D C Circuit
CHARGING SYSTEM
A Flywheel Magneto
B Silicon Rectifier
C Switchs
D Charging Output Test
E Checking the Silicon Rectifier
F Battery
SWITCHES
A Flywheel Magneto
B Silicon Rectifier
C Switchs
D Charging Output Test
E Checking the Silicon Rectifier
F Battery
SWITCHES
ELECTRICAL SYSTEM FOR DT125A
SPECIAL TOOLS
ELECTRICAL COMPONENTS
DESCRIPTION
CONNECTION DIAGRAM
SPECIAL TOOLS
ELECTRICAL COMPONENTS
DESCRIPTION
CONNECTION DIAGRAM
IGNITION SYSTEM
A Description of Operation
B Ignition Timing
C Spark Gap Test
D Ignition Coil
E Condenser
F Spark Plug
A Description of Operation
B Ignition Timing
C Spark Gap Test
D Ignition Coil
E Condenser
F Spark Plug
LIGHTING SYSTEM
A Description
B Light Bulbs and Horn
C Lighting Tests and Checks
A Description
B Light Bulbs and Horn
C Lighting Tests and Checks
STARTING AND CHARGING SYSTEM
A Charging Mode
B Starting Mode
C Checking the Dynamo
D Regulator (Voltage Regulator)
SWITCHES
A Charging Mode
B Starting Mode
C Checking the Dynamo
D Regulator (Voltage Regulator)
SWITCHES
1974 Yamaha Dt 175 Shop Manual Download
CHASSIS AND SUSPENSION
WHEELS AND TIRES
A Front Wheel
B Rear Wheel
C Checking Rims and Spokes (Front and Rear Wheels)
D Tire Repairs
WHEELS AND TIRES
A Front Wheel
B Rear Wheel
C Checking Rims and Spokes (Front and Rear Wheels)
D Tire Repairs
FRONT FORKS
A General
B Front Fork Oil Change
C Front Fork Disassembly
D Checking
E Assembling
A General
B Front Fork Oil Change
C Front Fork Disassembly
D Checking
E Assembling
STEERING HEAD
A Steering Head Adjustment
B Disassembly
C Inspection
D Reassembling
A Steering Head Adjustment
B Disassembly
C Inspection
D Reassembling
REAR SHOCK ABSORBERS AND SWING ARM
A Rear Shock Removal and Inspection
B Swing Arm Inspection
C Swing Arm Lubrication
D Swing Arm Removal
A Rear Shock Removal and Inspection
B Swing Arm Inspection
C Swing Arm Lubrication
D Swing Arm Removal
APPENDICES
1 TROUBLESHOOTING GUIDE
2 CONVERSION TABLES
3 TORQUE CHART
4 CONSUMER INFORMATION
5 CABLE ROUTING DIAGRAMS
1 TROUBLESHOOTING GUIDE
2 CONVERSION TABLES
3 TORQUE CHART
4 CONSUMER INFORMATION
5 CABLE ROUTING DIAGRAMS