Yamaha YZF-R125 Service Manual
- General information
- Specifications
- Engine specifications
- Chassis specifications
- Electrical specifications
- Tightening torques
- Lubrication points and lubricant types
- Lubrication system chart and diagrams
- Cooling system diagrams
- Cable routing
- Periodic checks and adjustments
- Chassis
- General chassis
- Front wheel
- Rear wheel
- Front brake
- Rear brake
- Handlebars
- Front fork
- Steering head
- Rear shock absorber assembly
- Swingarm
- Chain drive
- Engine
- Engine removal
- Cylinder head
- Camshaft
- Valves and valve springs
- Cylinder and piston
- Generator and starter clutch
- Electric starter
- Clutch
- Oil pump
- Shift shaft
- Balancer gear
- Crankcase
- Crankshaft
- Transmission
- Cooling system
- Fuel system
- Electrical system
- Ignition system
- Electric starting system
- Charging system
- Lighting system
- Signaling system
- Cooling system
- Fuel injection system
- Fuel pump system
- Electrical components
- Troubleshooting
Identification numbers
Record the key identification number,
vehicle identification number and model
label information in the spaces provided
below for assistance when
ordering spare parts from a Yamaha
dealer or ...
General information
NOTICEThis manual was produced by MBK Industrie.
primarily for use by Yamaha dealers and their qualified
mechanics. It is not possible to include all the knowledge of a mechanic
in o ...
Other materials:
Types of bulbs
The bulbs used on this vehicle are shown in the
illustration.
Bulbs "a" and "b" are used for the headlights
and usually use a bulb holder that must be detached
before removing the bulb. The majority
of these types of bulbs can be removed from
their respective socket by turning them coun ...
Checking the radiator
1. Check:
Radiator fins
obstruction clean.
Apply compressed air to the rear of the radiator.
Damage repair or replace.
NOTE:
Straighten any flattened fins with a thin, flat-head
screwdriver.
2. Check:
Radiator hoses
Cracks/damage Replace.
3. Measure:
Radiator cap ...
Installing the front wheel (disc)
1. Install:
Front brake disc
NOTE:
Be sure to install the front brake disc with the
arrow mark "a" on the disc facing out.
Tighten the brake disc bolts in stages and in a
crisscross pattern.
2. Check:
Front brake disc
Refer to "CHECKING THE FRONT BRAKE
DISC" on page 4 ...