Yamaha YBR125 Custom, Service Manual, Page: 119 / 218

Crankcase(Right)
1. Application
Seal gum
(Apply to the linking surface of left and right crankcase)
2.
3.
Installation:
Dowel pin
Installation
Install the right crankcase to the left crankcase
6.
7.
→
Application
Engine oil of
4
stroke engine
(Apply to the crankshaft pin,bearing and crankshaft hole
Inspection:
Action of crankshaft and transmission.
The action is not smooth repair
5. Fastening:
Screw(crank case)
Seal gum(Yamaha bonder No.1215)
90890-85505
Note:
Never allow any seal gum to enter into the lubricati-
on oil hole
Note:
Before installing and fastening the fastening screws
of cranrcase, be sure to turn the shift cam with hand
to check if the transmission functions normally.
Note:
From the screw marked with the Minnumber, tighten
up the screws orderly.
·
Assembling and adjustment of engine
ENG
4-50