Installing The Connecting Rod And Piston - Yamaha FZ09E Service Manual

CONNECTING RODS AND PISTONS
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2. Select:
• Big end bearings (P
1
-P 3 )
TIP - - - - - - - - - - - - - - -
• The numbers
"fl('
stamped into the crankshaft
web and the numbers "1" on the connecting
rods are used to determine the replacement
big end bearings sizes.
• "P
1
"- "P 3 " refer to the bearings shown in the
crankshaft illustration.
For example, if the connecting rod "P
1
"
and
the crankshaft web "P { numbers are 5 and 2
respectively, then the bearing size for "P
1
"
is:
"P
1
"
(connecting rod)- "P
1 "
(crankshaft) = 5 -
2 =
3
(brown)
Bearing color code
1. Blue 2. Black 3. Brown 4.
Green
(8)
p, P2 p,
.
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322
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l ~ s : :- (
_1_(
a
1
.........
INSTALLING THE CONNECTING ROD AND
PISTON
The following procedure applies to all of the con-
necting rods and pistons.
1. Install:
• Big end bearings
• Connecting rod cap
(onto the connecting rod)
TIP - - - - - - - - - - - - - - -
• Be sure to reinstall each big end bearing in its
original place.
• Align the projections "a" on the big end bear-
ings with the notches "b" in the connecting rods
and connecting rod caps.
• Make sure that the projection "c" on the con-
necting rod cap faces the same direction as the
"Y" mark "d" on the connecting rod.
c
2. Tighten:
• Connecting rod bolts
1~@4
ECAIRCll509
NOTICE
Tighten the connecting rod bolts using the
plastic-region t ighten ing angle method. Al-
ways install new bolt s.
TIP - - - - - - - - - - - - - - -
lnstall by carrying out the following procedures in
order to assemble in the most suitable condition.
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
a. Replace the connecting rod bolts with new
ones.
b. Clean the connecting rod bolts and lubricate
5-66