Assembly And Installation; Yu-90050/90890-01274; Yu-90050/90890-01275; Yu-90063/90890-01278 - Yamaha Tt-R125P Manuel D'atelier Du Proprietaire

CRANKCASE, CRANKSHAFT AND BALANCER
Å ı
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4 - 70
Balancer
1. Inspect:
Balancer
Cracks/damage → Replace.

ASSEMBLY AND INSTALLATION

Bearing
1. Install:
Bearing 1
New
On crankcase (left and right).
NOTE:
Install the bearing by pressing its outer race
parallel.
Crankshaft
1. Install:
Crankshaft 1
Use the crankshaft installing tool 2, 3,
4, 5.
Crankshaft installing tool:
Crankshaft installer pot 2:

YU-90050/90890-01274

Crankshaft installer bolt 3:

YU-90050/90890-01275

Adapter 4:

YU-90063/90890-01278

Spacer 5:
YM-91044/90890-04081
Å For USA and CDN
ı Except for USA and CDN
NOTE:
Hold the connecting rod at top dead center
with one hand while turning the nut of the
installing tool with the other. Operate the
installing tool until the crankshaft bottoms
against the bearing.
Before installing the crankshaft, clean the
contacting surface of crankcase.
CAUTION:
Do not use a hammer to drive in the crank-
shaft.
ENG