Yamaha YZ125 2009, Owner'S Service Manual

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3-14
CHASSIS
2. Remove:
• Brake lever cover
3. Adjust:
• Brake lever position
Brake lever position adjustment steps:
a. Loosen the locknut "1".
b. Turn the adjusting bolt "2" until the lever po-
sition "a" is within specified position.
c. Tighten the locknut.
Be sure to tighten the locknut, as it will
cause poor brake performance.
4. Install:
• Brake lever cover
ADJUSTING THE REAR BRAKE
1. Check:
• Brake pedal height "a"
Out of specification
→
Adjust.
2. Adjust:
• Brake pedal height
Pedal height adjustment steps:
a. Loosen the locknut "1".
b. Turn the adjusting nut "2" until the pedal
height "a" is within specified height.
c. Tighten the locknut.
• Adjust the pedal height between the maxi-
mum "A" and the minimum "B" as shown.
(In this adjustment, the bolt "3" end "b"
should protrude out of the threaded por-
tion "4" but not be less than 2 mm (0.08 in)
"c" away from the brake pedal "5").
• After the pedal height adjustment, make
sure that the rear brake does not drag.
CHECKING AND REPLACING THE FRONT
BRAKE PADS
1. Inspect:
• Brake pad thickness "a"
Out of specification
→
Replace as a set.
Locknut:
5 Nm (0.5 m •kg, 3.6 ft•lb)
Brake pedal height "a":
Zero mm (Zero in)
Brake pad thickness:
4.4 mm (0.17 in)
<Limit>: 1.0 mm (0.04 in)