Sym JOYRIDE 125 Service Manual

8. Cylinder / Piston
8-3
Cylinder Removal
Remove cylinder head (refer to chapter 6).
Remove coolant hose from cylinder head.
Remove cylinder.
Remove cylinder gasket and dowel pin.
Cover the holes of crankcase and cam chain
with a piece of cloth.
Clean up all residues or foreign materials
from the two matching surfaces of cylinder
and crankcase.
Caution
Inspection
Check if the inner diameter of cylinder is wear
out or damaged.
In the 3 positions, top, center and bottom, of
cylinder, measure the X and Y values
respective in the cylinder.
Service limit:
LA18W:61.016 mm
Soap the residues into solvent so that the
residues can be removed more easily.
Coolant hose
Top
Center
Bottom
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Sym JOYRIDE 125 Specifications

General

Displacement	124.6 cc
Fuel System	Electronic Fuel Injection
Transmission	CVT
Front Suspension	Telescopic fork
Rear Suspension	Unit Swing
Front Brake	Disc
Rear Brake	Drum
Length	1900 mm
Engine Type	4-stroke
Cooling System	Air-cooled