Adjusting The Valve Clearance - Yamaha XT660R S Service Manual

ADJUSTING THE VALVE CLEARANCE

1
New
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d. Hold the adjusting screw to prevent it from
moving and tighten the locknut to the speci-
fied torque.
Locknut
14 Nm (1.4 m · kg, 10 ft · lb)
e. Measure the valve clearance again.
f. If the valve clearance is still out of specifica-
tion, repeat all of the valve clearance adjust-
ment steps until the specified clearance is
obtained.
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8. Install:
• timing mark accessing screw
• crankshaft end accessing screw
9. Install:
• spark plug
10.Connect:
• spark plug cap
11.Install:
• camshaft sprocket cover
• O-rings 1
• intake tappet cover
• exhaust tappet cover
12.Install:
• air-filter-to-air-cut-off-valve hose
Refer to "AIR INDUCTION SYSTEM" in
chapter 7.
• radiator
Refer to "RADIATOR" in chapter 6.
• fuel tank
Refer to "FUEL TANK".
• side panels (left and right)
• seat
Refer to "COWLING AND COVER".
3 - 15
CHK
ADJ
L L LLL L L LLL L
13 Nm (1.3 m · kg, 9.4 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)
New
10 Nm (1.0 m · kg, 7.2 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)
L LLL L LLL