Installing The Crankshaft Assembly - Yamaha 2009 XP500Y TMAX Service Manual

c. Tighten the connecting rod nuts further to
reach the specified angle 90°.
Connecting rod nut (final)
Specified angle 90°
EWA13400
WARNING
If the connecting rod nut is tightened more
than the specified angle, do not loosen the
nut and then retighten it. Instead, replace the
connecting rod bolt and nut with a new one
and perform the procedure again.
ECA4B51019
NOTICE
• Do not use a torque wrench to tighten the
connecting rod nut to the specified angle.
• Tighten the nut until it is at the specified an-
gle.
TIP
On a hexagonal nut, note that the angle from
one corner to another is 60°.
L LLL L LLL L L LLL L L LLL L
5. Install:
• Balancer connecting rod
• Balancer connecting rod cap
Balancer connecting rod cap nut
60 Nm (6.0 m·kg, 43 ft·lb)
ECA4B51020
NOTICE
• When tightening the nuts, be sure to use a
beam type torque wrench.
• Tighten the nuts to the specified torque.
Apply continuous torque between 30 Nm
(3.0 m·kg, 22 ft·lb) and 60 Nm (6.0 m·kg, 43
ft·lb) without pausing. After reaching 30 Nm
(3.0 m·kg, 22 ft·lb), DO NOT STOP TIGHT-
ENING until the specified torque is
achieved. If the tightening is interrupted be-
tween 30 Nm (3.0 m·kg, 22 ft·lb) and 60 Nm
L LLL L L LLL L LLL
5-78
(6.0 m·kg, 43 ft·lb), loosen the nut to less
than 30 Nm (3.0 m·kg, 22 ft·lb) and start
again.
EAS4B51033
INSTALLING THE CRANKSHAFT
ASSEMBLY
1. Install:
• Crankshaft assembly "1"
• Balancer piston cylinder "2"
Balancer piston cylinder bolt
58 Nm (5.8 m·kg, 42 ft·lb)
ECA4B51023
NOTICE
To avoid scratching the crankshaft and to
ease the installation procedure, apply grease
onto the oil seal lips and apply engine oil
onto each bearing.
CRANKSHAFT