Zenoah EBZ7500, Руководство по ремонту

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-１７-
5.
Special Tools
5-2 How to use
Item Procedures
-7)
Press of
Crankshaft
-F: Fan side
-S: Starter side
In the case of the crankshaft reuse, the fit
between the crankshaft and the crankcase-F
side of the bearing may be slightly tight.
1. Insert the crankshaft until halfway into the
crankcase-F.
2. Insert the guide of the crankshaft installing
tool (special tool) into the crankshaft, and
contact the tip of it to the inner race of the
bearing. Screw the bolt to the crankshaft
and fix it with the nut as shown.
3. Fix the connecting rod with the plate of
piston fitting kit (special tool) so that the
crankshaft does not turn.
4. Fix the bolt and insert the crankshaft into
the bearing while screwing the nut.
NOTE:
After press, rotate the crankshaft to
check the operation of the bearing.
If the movement of the bearing is
heavy, tap the bolt head with a plastic
hammer to release the pressure on the
bearing.
5. Set the support (special tool) outside of
the crankcase-S as shown
.
6. Set the crankcase gasket and temporarily
install the mounting bolts
.
7. Set the guide of the crankshaft installing
tool (special tool) on the crankcase-F and
press the crankshaft into the crankcase-S
with a press.
NOTE:
When inserting the crankshaft, do not
damage the lip of the oil seal on the
crankcase-S side at the edge of the
shaft.
Crankshaft
Plate
Guide
Nut
Tighten.
Bolt
Fix.
Crankcase-F
Guide
Bolt
Crankshaft
Bearing
Nut
Crankcase-F
Crankcase
Gasket
Support
Crankcase-S
Crankcase-F
Press Guide
(
①
of Crankshaft
installing tool)