Sym Mio 50 User Manual

7. Cylinder / Piston
7-7
Piston Ring Installation
Clean up piston top, ring groove, and piston shirt.
Install the piston ring onto piston carefully.
Place the openings of piston ring as diagram shown below.
Caution
z Do not damage piston and piston rings as installation.
z All marks on the piston rings must be forwarded to up side.
z Make sure that all piston rings can be rotated freely after installed.
120°
Top groove
2
nd
groove
Oil groove
Top ring
2
nd
ring
Oil ring
Spacer
Side ring
Side ring
Over 20mm
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Sym Mio 50 Specifications

General

Fuel System	Carburetor
Front Suspension	Telescopic Fork
Rear Brake	Drum
Ignition	CDI
Engine Type	4-Stroke
Cooling System	Air Cooled
Transmission	Automatic