Sym JET 4 R 50 Series User Manual

9. Final Driving Mechanism
9-6
Inspection of Final Driving
Mechanism
Check if the drive shaft are burn, wear or damage
and replace it if necessary.
Caution
y If remove the drive shaft from the gear box
upper side, then its bearing has to be
replaced.
Check if the countershaft is wear or damage and
replace it if necessary.
Check if the final shaft and gear are burn, wear or
damage and replace it if necessary.
Check bearings on gearbox cover.
Rotate each bearing’s inner ring with fingers.
Check if bearings can be turned in smooth and
silent, and also check if bearing outer ring is
mounted on gear tightly.
If bearing rotation is uneven, noising, or loose
bearing mounted, then replace it.
Check oil seal for wear or damage, and replace it
if necessary.
Check gearbox bearing as the same way above,
and replace it if necessary.
Bearing
Oil seal

Sym JET 4 R 50 Series Specifications

General

Brand	Sym
Model	JET 4 R 50 Series
Category	Scooter
Language	English