Yamaha YZF-R125 Service Manual: Checking the rear brake master cylinder

Yamaha YZF-R125 Service Manual / Chassis / Rear brake / Checking the rear brake master cylinder

1. Check:

Brake master cylinder Damage/scratches/wear Replace.

Brake fluid delivery passages (brake master cylinder body) Obstruction Blow out with
compressed air.

2. Check:

Brake master cylinder kit Damage/scratches/wear Replace.

3. Check:

Brake fluid reservoir Cracks/damage Replace.

Brake fluid reservoir diaphragm Cracks/damage Replace.

4. Check:

Brake hoses Cracks/damage/wear Replace.

Removing the rear brake master cylinder

NOTE: Before removing the rear brake master cylinder, drain the brake fluid from the entire brake system. 1. Disconnect: Rear brake light switch coupler 2. Loosen: Rear brake light switc ...

Assembling the rear brake master cylinder

WARNING Before installation, all internal brake components should be cleaned and lubricated with clean or new brake fluid. Never use solvents on internal brake components. ...

Other materials:

Supporting the motorcycle
Since this model is not equipped with a centerstand, follow these precautions when removing the front and rear wheel or performing other maintenance requiring the motorcycle to stand upright. Check that the motorcycle is in a stable and level position before starting any maintenance. A ...

Engine specifications
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Shifting
Shifting Shift pedal Neutral position Shifting gears lets you control the amount of engine power available for starting off, accelerating, climbing hills, etc. The gear positions are shown in the illustration. TIP To shift the transmission into the neutral position, press the ...