Yamaha YZF-R125 Service Manual: Checking the front 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 reservoir
Cracks/damage
Replace the brake
master cylinder. - Brake master cylinder reservoir diaphragm
Damage/wear
Replace.
3. Check:
- Brake hose
Cracks/damage/wear Replace.
Assembling the front brake master cylinder
WARNING
|
Removing the front brake master cylinder
NOTE:
Before removing the front brake master cylinder,
drain the brake fluid from the entire brake system.
1. Disconnect:
Front brake light switch
2. Remove:
Brake hose union bolt
Copp ...
Installing the front brake master cylinder
1. Install:
Brake master cylinder "1"
Brake master cylinder holder "2"
NOTE:
Install the brake master cylinder holder with the
arrow mark "a" pointing forward.
Align the end of the br ...
Other materials:
Faulty lighting or signaling system
Headlight does not come on
- Wrong headlight bulb
- Too many electrical accessories
- Hard charging
- Incorrect connection
- Improperly grounded circuit
- Poor contacts (main or light switch)
- Burnt-out headlight bulb
Headlight bulb burnt out
- Wrong headlight bulb
- Faulty battery
- Fau ...
Sidestand
The sidestand is located on the left side
of the frame. Raise the sidestand or
lower it with your foot while holding the
vehicle upright.
TIP
The built-in sidestand switch is part of
the ignition circuit cut-off system, which
cuts the ignition in certain situations.
WARNING
The vehicl ...
Installing the thermostat
1. Install:
Thermostat
NOTE:
Install the thermostat with its breather hole "a"
facing up.
2. Install:
Copper washer
Coolant temperature sensor
CAUTION:Use extreme care when handling the
coolant
temperature sensor. Replace any part that
was dropped or subjected to ...