Installing The Connecting Rods - Yamaha XV19SX(C) Service Manual

EAS26150

INSTALLING THE CONNECTING RODS

1. Lubricate:
• Bolt threads
(with the recommended lubricant)
Recommended lubricant
Molybdenum disulfide grease
2. Lubricate:
• Crankshaft pins
• Big end bearings
• Connecting rod inner surface
(with the recommended lubricant)
Recommended lubricant
Engine oil
3. Install:
• Big end bearings
• Connecting rods
• Connecting rod caps
(onto the crankshaft pins)
NOTE:
• Align the projections "a" on the big end bear-
ings with the notches "b" in the connecting rods
and connecting rod caps.
• Be sure to reinstall each big end bearing in its
original place.
• Make sure the projection "c" on the connecting
rods face towards the left side of the crank-
shaft.
• Make sure the characters "d" on both the con-
necting rod and connecting rod cap are
aligned.
4. Tighten:
• Connecting rod bolts "1"
M MMM M MMM M M MMM M
EWA12890
WARNING
• Replace the connecting rod bolts with new
ones.
• Clean the connecting rod bolts.
NOTE:
The tightening procedure of the connecting rod
bolts is angle controlled, therefore tighten the
bolts using the following procedure.
a. Tighten the connecting rod bolts with a torque
wrench.
Connecting rod bolt (1st)
15 Nm (1.5 m·kg, 11 ft·lb)
b. Put a mark "1" on the corner of the connecting
rod bolts "2" and the connecting rod "3".
5-110
CRANKSHAFT
M MMM M M MMM M M MMM M MMM