Yamaha YZF-R1 2007 Service Manual

ENGINE3-19▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲6. Install:• EXUP valve pulley cover7. Install:• Lower cowlingsRefer to "GENERAL CHASSIS" on page 4-1.EAS28360CHECKING THE EXUP SERVO MOTOR1. Check:• EXUP servo motor operationOut of specification → Replace.▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼a. Check whether or not the EXUP valve isseized.• Disconnect the EXUP cable and check thatthe EXUP valve is moved smoothly byhand.• When the valve is not moved smoothly,repair or replace it.Refer to "ADJUSTING THE EXUPCABLES" on page 3-18.b. When the EXUP valve is moved smoothly,replace the EXUP servo motor.c. Perform the self-diagnosis mode and checkthe operation of EXUP valve by visualinspection (Code No: 53).The operation should be carried out as 3-second drive in the full open direction, 2-second stop and 3-second drive in the fullclose direction.d. Check that the EXUP servo motor pulleyrotates several times.▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲EAS21110CHECKING THE COOLANT LEVEL1. Stand the vehicle on a level surface.NOTE:• Place the vehicle on a suitable stand.• Make sure the vehicle is upright.2. Remove:• Lower cowlings• Right side cowlingRefer to "GENERAL CHASSIS" on page 4-1.3. Check:• Coolant levelThe coolant level should be between themaximum level mark “a” and minimum levelmark “b”.Below the minimum level mark → Add therecommended coolant to the proper level.CAUTION:ECA13470• Adding water instead of coolant lowersthe antifreeze content of the coolant. Ifwater is used instead of coolant check,and if necessary, correct the antifreezeconcentration of the coolant.• Use only distilled water. However, if dis-tilled water is not available, soft watermay be used.4. Start the engine, warm it up for severalminutes, and then turn it off.5. Check:• Coolant levelNOTE:Before checking the coolant level, wait a fewminutes until it settles.6. Install:• Right side cowling• Lower cowlingsRefer to "GENERAL CHASSIS" on page 4-1.EXUP valve pulley cover bolt10 Nm (1.0 m·kg, 7.2 ft·lb)Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk