Yamaha MTN1000 2016 Service Manual page 361

TIP
• Make sure the "Y" marks "a" on the connecting
rods face towards the left side of the crank-
shaft.
• Make sure that the projection "b" on the con-
necting rod cap faces the same direction as the
"Y" mark "a" on the connecting rod.
• Apply Molybdenum disulfide oil to the bolt
threads and seats.
b
10.Tighten:
• Connecting rod bolts "1"
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TIP
Tighten the connecting rod bolts using the fol-
lowing procedure.
a. Tighten the connecting rod bolts with a torque
wrench.
Connecting rod bolt (1st)
24 N·m (2.4 kgf·m, 17 lb·ft)
b. Put a mark "1" on the corner of the connecting
rod bolt "2" and the connecting rod cap "3".
CONNECTING RODS AND PISTONS
a
1
c. Tighten the connecting rod bolts further to
reach the specified angle 145–155.
Connecting rod bolt (final)
Specified angle 145–155
EWA16610
WARNING
If the bolt is tightened more than the speci-
fied angle, do not loosen the bolt and then re-
tighten it. Instead, replace the bolt with a new
one and perform the procedure again.
ECA20890
NOTICE
Do not use a torque wrench to tighten the
bolt to the specified angle.
d. After the installation, check that the section
shown "a" is flush with each other by touching
the surface.
EWA17120
WARNING
If the connecting rod and cap are not flush
with each other, remove the connecting rod
bolts and big end bearing and restart from
step (1). In this case, make sure to replace
the connecting rod bolts.
5-78
150˚