Removing The Cylinder Head; Checking The Cylinder Head - Yamaha MBK XMAX 2014 Service Manual

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REMOVING THE CYLINDER HEAD

• "I" mark "a" on the generator rotor

(with the stationary pointer "b" on the genera-

a. Turn the primary sheave nut on the left side

of the crankshaft counterclockwise to turn the

b. When the piston is at TDC on the compres-

sion stroke, align the "I" mark "c" on the cam-

shaft sprocket with the stationary pointer "d"

on the cylinder head.

• Camshaft sprocket bolt "1"

While holding the primary sheave nut with a

wrench, remove the camshaft sprocket bolt.

• Timing chain tensioner

(along with the gasket)

• Camshaft sprocket bolt "1"

• Camshaft sprocket "2"

To prevent the timing chain from falling into the

crankcase, fasten it with a wire "3".

• Cylinder head

• Loosen the bolts and nuts in the proper se-

quence as shown.

• Loosen each bolt and nuts 1/2 of a turn at a

time. After all of the bolts and nuts are fully

loosened, remove them.

1. Eliminate:

• Combustion chamber carbon deposits

(with a rounded scraper)

CYLINDER HEAD

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Mbk evolis 2014 Yp125r 2014 Yp125ra 2014