6S35H11
5-38
9
8
7
6
5
4
3
2
1
Crankcase
NOTE:
9
Fit dowels
1
on the cylinder block into the
dowel holes
2
in the main bearings.
9
Align the projection
3
and the projection
4
of the roller bearing with the groove in the
cylinder block.
9
Align the seal ring end gaps
a
with the
cylinder center line.
2.
Install the pistons into the cylinders with
the “UP” mark on the piston crown facing
towards the flywheel magnet.
NOTE:
9
Apply engine oil to the pistons and piston
rings before installation.
9
Be sure to install the piston and connecting
rod assemblies into the corresponding
cylinders according to the marks
b
made
during disassembly. Also, be sure to install
the assemblies with an “S” mark on the star-
board side, and the assemblies with a “P”
mark on the port side.
3.
Install the connecting rod bearings and
connecting rod caps onto the connecting
rods, and then tighten the connecting rod
bolts
6
to the specified torques in five
stages.
NOTE:
9
Align the identification numbers
c
on the
connecting rod caps and connecting rods,
which you made during disassembly.
9
Apply engine oil to the connecting rod bear-
ings, connecting rod caps, and connecting
rod bolts before installation.
6S350430
b
6S350440
6G450710
c
6
6S350450
5
Piston slider
5
:
90890-06530
Connecting rod bolt
6
:
1st: 19 N·m (1.9 kgf·m, 14.0 ft·lb)
2nd: 36 N·m (3.6 kgf·m, 26.6 ft·lb)
3rd: Loosen completely
4th: 19 N·m (1.9 kgf·m, 14.0 ft·lb)
5th: 36 N·m (3.6 kgf·m, 26.6 ft·lb)
6S35H11_05 9/2/05 10:35 AM Page 41
Summary of Contents for 250GETO
Page 1: ...L250G SERVICE MANUAL 6S3 28197 5H 116 250G 250G L250G ...
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Page 135: ... MEMO 9 8 7 6 5 4 3 2 1 6S35H11 5 48 ...
Page 201: ...6S35H11 6 64 9 8 7 6 5 4 3 2 1 MEMO ...
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Page 292: ...YAMAHA MOTOR CO LTD Printed in Japan Aug 2005 1 4 1 E_2 Printed on recycled paper 250G L250G ...