Installing The Crankshaft; Installing The Balancer Assembly - Yamaha MT-09 2021 Service Manual

EAS31077

INSTALLING THE CRANKSHAFT

1. Install:
• Crankshaft journal upper bearing
(into the upper crankcase)
• Crankshaft journal lower bearing
(into the lower crankcase)
• Crankshaft
TIP
• Align the projections "a" on the crankshaft jour-
nal bearings "1" with the notches "b" in the
crankcase.
• Be sure to install each crankshaft journal bear-
ings in its original place.
G089019
EAS31172

INSTALLING THE BALANCER ASSEMBLY

1. Install:
• Balancer shaft journal upper bearing
(into the upper crankcase)
• Balancer shaft journal lower bearing
(into the lower crankcase)
TIP
• Align the projections "a" on the balancer shaft
journal bearings "1" with the notches "b" in the
crankcases.
• Be sure to install each balancer shaft journal
bearing in its original place.
G089019
2. Install:
• Balancer shaft
CRANKSHAFT AND BALANCER SHAFT
1
a
b
1
a
b
5-85
TIP
Install by aligning the crankshaft match mark "a"
and the balancer shaft match mark "b".
b a