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Yamaha 2009 YZF-R1 (Y) User Manual

Yamaha 2009 YZF-R1 (Y)
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PERIODIC MAINTENANCE
3-5
2. Remove:
Fuel tank
Refer to “FUEL TANK” on page 7-1.
3. Remove:
Air filter case
Refer to “AIR FILTER CASE” on page 7-
5.
4. Disconnect:
Ignition coil
5. Remove:
Spark plug
ECA13320
Before removing the spark plugs, blow
away any dirt accumulated in the spark
plug wells with compressed air to prevent it
from falling into the cylinders.
6. Check:
Spark plug type
Incorrect Change.
7. Check:
Electrode “1”
Damage/wear Replace the spark plug.
Insulator “2”
Abnormal color Replace the spark
plug.
Normal color is medium-to-light tan.
8. Clean:
Spark plug
(with a spark plug cleaner or wire brush)
9. Measure:
Spark plug gap “a”
(with a wire thickness gauge)
Out of specification Regap.
10. Install:
Spark plug
TIP
Before installing the spark plug, clean the
spark plug and gasket surface.
11. Install:
Ignition coil
12. Install:
Air filter case
Refer to “AIR FILTER CASE” on page 7-
5.
13. Install:
Fuel tank
Refer to “FUEL TANK” on page 7-1.
14. Install:
Lower cowlings
Side cowlings
Refer to “GENERAL CHASSIS” on page
4-1.
EAS20490
ADJUSTING THE VALVE CLEARANCE
The following procedure applies to all of the
valves.
TIP
Valve clearance adjustment should be made
on a cold engine, at room temperature.
When the valve clearance is to be measured
or adjusted, the piston must be at top dead
center (TDC) on the compression stroke.
1. Remove:
Rider seat
Refer to “GENERAL CHASSIS” on page
4-1.
Fuel tank
Refer to “FUEL TANK” on page 7-1.
Air filter case
Refer to “AIR FILTER CASE” on page 7-
5.
Lower cowlings
Side cowlings
Refer to “GENERAL CHASSIS” on page
4-1.
Throttle body assembly
Refer to “THROTTLE BODIES” on page
7-12.
Manufacturer/model
NGK/LMAR9E-J
Spark plug gap
0.6–0.7 mm (0.024–0.028 in)
Spark plug
13 Nm (1.3 m·kgf, 9.4 ft·lbf)

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Yamaha 2009 YZF-R1 (Y) Specifications

General IconGeneral
Bore x Stroke78.0 mm x 52.2 mm
Compression Ratio12.7:1
Fuel SystemFuel injection with YCC-T and YCC-I
IgnitionTCI: Transistor Controlled Ignition
Transmission6-speed w/multiplate slipper clutch
Final DriveChain
Front Tire120/70-ZR17
Rear Tire190/55-ZR17
Seat Height835 mm
Wet Weight206 kg
Engine TypeLiquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension43 mm inverted fork, fully adjustable
Rear SuspensionSingle shock, fully adjustable
Front BrakesDual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes220 mm disc, single-piston caliper
Dimensions (L x W x H)2, 070 mm x 715 mm x 1, 130 mm
Wheelbase1415 mm
Fuel Capacity18 L

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