Sym Quad Raider 600, Руководство по обслуживанию

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7. CYLINDER/PISTON
Cylinder and Piston Removal
Remove the cylinder head (refer to chapter 6).
Remove the coolant hose from cylinder.
Remove the cylinder.
Cover the holes of crankcase and cam chain with
a piece of cloth to prevent foreign material falling
into the crankcase.
Remove the piston pin clip, and then remove the
piston pin and piston.
Remove the cylinder gasket and dowel pin.
Clean up all residues or foreign materials from
the two contact surfaces of cylinder and
crankcase.
Caution
Wet the residues by solvent so that the
residues can be removed more easily.
Inspection
Check if the inner diameter of cylinder is worn 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: 75.100 mm
Dowel pins
Top
Center
Bottom
7-3