Yamaha YZF-R125 Owners Manual
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- Introduction
- Important manual information
- Safety information
- Be a Responsible Owner
- Safe Riding
- Protective apparel
- Avoid Carbon Monoxide Poisoning
- Loading
- Genuine Yamaha Accessories
- Aftermarket Parts, Accessories, and Modifications
- Aftermarket Tires and Rims
- Description
- Instrument and control functions
- Main switch/steering lock
- Indicator and warning lights
- Tachometer
- Multi-function display
- Handlebar switches
- Clutch lever
- Shift pedal
- Brake lever
- Brake pedal
- Fuel tank cap
- Fuel
- Catalytic converters
- Rider seat
- Sidestand
- Ignition circuit cut-off system
- For your safety - pre-operation checks
- Operation and important riding points
- Periodic maintenance and adjustment
- Owner's tool kit
- Periodic maintenance chart for the emission control system
- General maintenance and lubrication chart
- Removing and installing the cowlings and panel
- Checking the spark plug
- Engine oil and oil filter element
- Coolant
- Replacing the air filter element and cleaning the check hose
- Adjusting the engine idling speed
- Adjusting the throttle cable free play
- Valve clearance
- Tires
- Cast wheels
- Adjusting the clutch lever free play
- Checking the front brake lever free play
- Adjusting the brake pedal free play
- Checking the front and rear brake pads
- Checking the brake fluid level
- Changing the brake fluid
- Drive chain slack
- Cleaning and lubricating the drive chain
- Checking and lubricating the cables
- Checking and lubricating the throttle grip and cable
- Checking and lubricating the brake and shift pedals
- Checking and lubricating the brake and clutch levers
- Checking and lubricating the sidestand
- Lubricating the swingarm pivots
- Checking the front fork
- Checking the steering
- Checking the wheel bearings
- Battery
- Replacing the fuses
- Replacing a headlight bulb
- Tail/brake light
- Replacing a turn signal light bulb
- Replacing the license plate light bulb
- Replacing an auxiliary light bulb
- Supporting the motorcycle
- Front wheel
- Rear wheel
- Troubleshooting
- Troubleshooting charts
- Motorcycle care and storage
- Specifications
- Consumer information
Introduction
Welcome to the Yamaha world of motorcycling!
As the owner of the YZF-R125, you are benefiting from Yamaha's vast
experience and newest technology regarding the design
and manufacture of high-qual ...
Other materials:
Checking the cooling system
1. Remove:
Side covers
Upper side cowlings
Refer to "GENERAL CHASSIS" on page 4-1.
2. Check:
Radiator "1"
Radiator inlet hose "2"
Radiator outlet hose "3"
Coolant reservoir hose "4"
Water pump breather hose "5"
Cracks/damage → Replace.
Refer to "RADIATOR" on page 6-1 ...
Removing the piston
1. Remove:
Piston pin clips "1"
Piston pin "2"
Piston "3"
CAUTION:Do not use a hammer to drive the piston
pin
out.
NOTE:
Before removing the piston pin clip, cover the
crankcase opening with a clean rag to prevent
the piston pin clip from falling in ...
Chassis tightening torques
NOTE:
First, tighten the lower ring nut to approximately 48 Nm (4.8 m.kg,
35 ft.lb) with a torque wrench, then
loosen the lower ring nut completely.
Retighten the lower ring nut to 13 Nm (1.3 m.kg, 9.4 ft.lb) with a
torque wrench.
...