Yamaha YZF-R1 2007 Service Manual

STEERING HEAD4-61EAS23110REMOVING THE LOWER BRACKET1. Stand the vehicle on a level surface.WARNINGEWA13120Securely support the vehicle so that thereis no danger of it falling over.2. Remove:• Upper ring nut “1”(with the steering nut wrench “2”)WARNINGEWA13730Securely support the lower bracket so thatthere is no danger of it falling.EAS23130CHECKING THE STEERING HEAD1. Wash:• Bearings• Bearing races2. Check:• Bearings “1”• Bearing races “2”Damage/pitting → Replace.3. Replace:• Bearings• Bearing races▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼a. Remove the bearing races “1” from thesteering head pipe with a long rod “2” andhammer.b. Remove the bearing race “3” from the lowerbracket with a floor chisel “4” and hammer.c. Install a new dust seal and new bearingraces.CAUTION:ECA14270If the bearing race is not installed properly,the steering head pipe could be damaged.NOTE:• Always replace the bearings and bearingraces as a set.• Whenever the steering head is disassem-bled, replace the rubber seal.▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲4. Check:• Upper bracket• Lower bracket(along with the steering stem)Bends/cracks/damage → Replace.EAS23140INSTALLING THE STEERING HEAD1. Lubricate:• Upper bearing• Lower bearingSteering nut wrench90890-01403Spanner wrenchYU-33975Recommended cleaning solventKeroseneManuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk