Yamaha YZ125 2019 Owner's Service Manual page 73

f. Loosen the bleed screw and push the brake
caliper piston in.
Do not reuse the drained brake fluid.
g. Tighten the bleed screw.
Bleed screw:
6 Nm (0.6 m•kg, 4.3 ft•lb)
h. Install the brake pads "10" and pad pin "11".
• Install the brake pads with their projections "a"
into the brake caliper recesses "b".
• Temporarily tighten the pad pin at this point.
i. Install the brake caliper "12" and rear wheel
"13".
Refer to "FRONT WHEEL AND REAR
WHEEL" section in the CHAPTER 5.
j. Tighten the pad pin "14".
Pad pin:
18 Nm (1.8 m•kg, 13 ft•lb)
k. Install the pad pin plug "15" and protector
"16".
Pad pin plug:
3 Nm (0.3 m•kg, 2.2 ft•lb)
Bolt (protector):
7 Nm (0.7 m•kg, 5.1 ft•lb)
3. Inspect:
• Brake fluid level
Refer to "CHECKING THE BRAKE FLUID
LEVEL" section.
4. Check:
• Brake pedal operation
A softy or spongy feeling → Bleed brake sys-
tem.
Refer to "BLEEDING THE HYDRAULIC
BRAKE SYSTEM" section.
CHECKING THE REAR BRAKE PAD
INSULATOR
1. Remove:
• Brake pad
Refer to "CHECKING AND REPLACING
THE REAR BRAKE PADS" section.
2. Inspect:
• Rear brake pad insulator "1"
Damage → Replace.
3-18
CHASSIS