Checking The Relief Valve; Checking The Oil Delivery Pipes; Checking The Oil Strainer; Checking The Oil Nozzles - Yamaha YZFR1W 2007 Service Manual

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Table of Contents

1. Inner rotor

2. Outer rotor

3. Oil pump housing

• Oil pump operation

Rough movement → Repeat steps (1) and

(2) or replace the defective part(s).

CHECKING THE RELIEF VALVE

• Relief valve body "1"

• Relief valve "2"

• Spring "3"

• O-ring "4"

Damage/wear → Replace the defective

The following procedure applies to all of the oil

delivery pipes.

• Oil delivery pipe "1"

• Oil pipe "2"

Damage → Replace.

Obstruction → Wash and blow out with

compressed air.

• Oil strainer "1"

Damage → Replace.

Contaminants → Clean with solvent.

The following procedure applies to all of the oil

• Oil nozzle "1"

Damage/wear → Replace the oil nozzles.

Table of Contents

Yzfr1w Yzfr1wc R1 2008