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POWR
1 2 3
UP
3
UP
2
5
A
B
CRANKCASE, CRANKSHAFT AND CAMSHAFT
4
1
Piston ring installation
1. Install:
Oil ring 1
9
2nd piston ring 2
9
Top piston ring 3
9
NOTE:
9
Install the oil ring, by first fitting the
expander ring and then installing the side
rail ring.
9
Make sure that the "2N" mark is on the
2nd upper ring to install the piston.
When reusing the top ring, be sure to
9
mark and install in the original upward
position.
9
After installing the piston rings, check
that they move smoothly.
2. Offset the piston ring and oil ring end
gaps as shown.
Oil ring end gap 1 (lower rail)
9
Oil ring end gap 2 (expander ring)
9
Oil ring end gap 3 (upper rail)
9
2nd piston ring end gap 4
9
Top piston ring end gap 5
9
Piston installation
1. Install:
9
Piston
Piston slider:
YB-34454/90890-06529
cC
9
Make sure that the end gap of each ring
is positioned correctly, then install the
piston.
9
Install the piston with the "UP" mark on
the piston crown facing toward the fly-
wheel rotor side.
A For USA and CANADA
B Except for USA and CANADA
5-36
E
Capítulos
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