CAMSHAFTS
5-14
EAS3D81020
REMOVING THE CAMSHAFT ASSEMBLIES
1. Align:
•“I” mark on the front cylinder camshaft
sprocket
(with the arrow mark on the front cylinder
camshaft carrier)
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Front cylinder
a. Turn the crankshaft counterclockwise.
b. When the front cylinder piston is at TDC on
the compression stroke, align the TDC mark
“a” on the generator rotor with the slot “b” in
the generator cover.
NOTE:
To position the front cylinder piston at TDC on
the compression stroke, align the “I” mark “c” on
the camshaft sprocket with the arrow mark “d”
on the front cylinder camshaft carrier.
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2. Remove:
• Front cylinder timing chain tensioner “1”
NOTE:
Never remove a timing chain tensioner when the
engine is mounted.
3. Remove:
• Front cylinder camshaft sprocket
NOTE:
• While holding the camshaft sprocket with the
rotor holding tool “1”, loosen the camshaft
sprocket bolts “2”.
• To prevent the timing chain from falling into the
crankcase, fasten it with a wire.
4. Remove:
• Front cylinder camshaft assembly
NOTE:
Loosen the bolts in the proper sequence as
shown.
b
a
c
d
Rotor holding tool
90890-01235
Universal magneto & rotor holder
YU-01235
A. Intake side
B. Exhaust side
1
2
1
1
4
A
B
1
3
2
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