Yamaha FX10X 2008, Service Manual

Page: 203 / 411

5-17
ENG
CAMSHAFTS
REMOVAL
1. Remove:
• Timing accessing screw
• Crankshaft end cover
2. Align:
• “I” mark
a
on the AC magneto rotor
(with the stationary pointer
b
on the AC mag-
neto cover)
NOTE:
• Turn the crankshaft clockwise.
• When piston #3 is at TDC on the compression
stroke, align the “I” mark
a
on the AC magneto
rotor with the stationary pointer
b
on the AC
magneto cover.
• TDC on the compression stroke can be found
when the camshaft lobes for cylinder #3 are
turned away from each other.
b
a
EX IN
3. Remove:
• Timing chain tensioner
1
• Gasket
1
4. Remove:
• Camshaft caps
• Dowel pins
CAUTION:
To prevent damage to the cylinder head, cam-
shafts or camshaft caps, loosen the camshaft
cap bolts in stages and in a crisscross pattern,
working from the outside in.
5. Remove:
• Exhaust camshaft 1
(with camshaft sprocket)
• Intake camshaft 2
(with camshaft sprocket)
NOTE:
To prevent the timing chain from falling into the
crankcase, fasten it with a wire
3
.
2
3
1