Yamaha YXR660FAS Service Manual download pdf (Page 174)

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ENG

ENGINE COOLING FAN AND A.C. MAGNETO

CHECKING THE STARTER CLUTCH

1. Check:

• starter clutch 1

Cracks/damage → Replace.

• starter clutch bolts 2

Loose → Replace with new ones, and

clinch the end of the bolts.

NOTE:

The arrow mark on the starter clutch must face

inward, away from the A.C. magneto rotor.

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a. Install the starter wheel gear onto the

starter clutch, and hold the starter clutch.

NOTE:

Install the starter wheel gear with the groove

a facing the A.C. magneto rotor.

b. Turn the starter wheel gear counterclock-

wise È to check that the starter clutch and

wheel gear engage.

If the starter clutch and wheel gear do not

engage, replace the starter clutch.

c. Turn the starter wheel gear clockwise É to

check the starter wheel gear for smooth

operation.

If operation is not smooth, replace the

starter clutch.

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T

R

.

.

Starter clutch bolts

30 Nm (3.0 m · kg, 22 ft · lb)

LOCTITE

®

2. Check:

• starter idle gear teeth 1

• starter wheel gear teeth 2

Burrs/clips/roughness/wear → Replace.

3. Check:

• starter wheel gear

(contacting surface)

Damage/pitting/wear → Replace.

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