Yamaha R1 Series 2015, Service Manual

Page: 210 / 704

PERIODIC MAINTENANCE
3-36
g. Tighten the locknut “4” to specification.
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4. Install:
•
EXUP valve pulley cover
EAS31145
CHECKING THE FRONT BRAKE LIGHT
SWITCH
Refer to “ELECTRICAL COMPONENTS” on
page 8-173.
EAS31146
ADJUSTING THE REAR BRAKE LIGHT
SWITCH
TIP
The rear brake light switch is operated by move-
ment of the brake pedal. The rear brake light
switch is properly adjusted when the brake light
comes on just before the braking effect starts.
1. Check:
•
Rear brake light operation timing
Incorrect
o
Adjust.
2. Adjust:
• Rear brake light operation timing
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a. Hold the main body “1” of the rear brake light
switch so that it does not rotate and turn the
adjusting nut “2” in direction “a” or “b” until the
rear brake light comes on at the proper time.
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EAS31147
CHECKING AND LUBRICATING THE
CABLES
The following procedure applies to all of the in-
ner and outer cables.
WARNING
EWA13270
Damaged outer cable may cause the cable to
corrode and interfere with its movement. Re-
place damaged outer cable and inner cables
as soon as possible.
1. Check:
•
Outer cable
Damage
o
Replace.
2. Check:
• Cable operation
Rough movement
o
Lubricate.
TIP
Hold the cable end upright and pour a few drops
of lubricant into the cable sheath or use a suit-
able lubricating device.
EAS30815
CHECKING THE THROTTLE GRIP
1. Check:
• Throttle cables
Damage/deterioration
o
Replace.
• Throttle cable installation
Incorrect
o
Reinstall the throttle cables.
Refer to “HANDLEBARS” on page 4-74.
2. Check:
• Throttle grip movement
Rough movement
o
Lubricate or replace the
defective part(s).
EXUP cable locknut
6 Nm (0.6 m·kgf, 4.3 ft·lbf)
EXUP valve pulley cover bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
Direction “a”
Brake light comes on sooner.
Direction “b”
Brake light comes on later.
T
R
.
.
4
5
6
e
f
3
T
R
.
.
Recommended lubricant
Engine oil or a suitable cable lu-
bricant
2
1
a b