DAELIM ROADWIN VJ125 - SERVICE, Service Manual

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10-2
CYLINDER / PISTON
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CYLINDER REMOVAL
● Remove the cylinder head. ( ⇨ 9-5 )
● Remove the cylinder head gasket.
● Remove the cam chain guide from the cylinder.
●
Remove the cylinder.
●
Remove the gasket and dowel pin. Carefully remove
any adhering gasket material from the cylinder / head
mating surface. Do not scratch the surface.
WEAR INSPECTION
●
Inspect the cylinder wall for scratches and wear.
●
Measure and record the cylinder inner diameter at three
levels in both an X and Y axis.
●
Take the maximum reading to determine the cylinder
wear.
SERVICE LIMIT : 56.600 mm
●
Measure the piston outer diameter.
●
Calculate the piston-to-cylinder clearance. Take the
maximum reading to determine the clearance.
SERVICE LIMIT : 0.150 mm
● Calculate the cylinder for out-of-round at three levels in
an X and Y axis. Take the maximum reading to
determine the out-of-round.
●
Calculate the cylinder for taper at three levels in an X
and Y axis. Take the maximum reading to determine
the taper.
●
If any of the cylinder measurements exceed the service
limits, replace the cylinder.
SERVICE LIMIT : OUT-OF-ROUND : 0.100 mm
TAPER : 0.050 mm
CAM CHAIN GUIDE
CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE CAM CHAIN GUIDE CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE CAM CHAIN GUIDE
CAM CHAIN GUIDE
CYLINDER
CYLINDER CYLINDER
CYLINDER CYLINDER
CYLINDER CYLINDER CYLINDER CYLINDER CYLINDER
CYLINDER CYLINDER
CYLINDER CYLINDER CYLINDER
CYLINDER
GASKET
GASKET GASKET GASKET
GASKET GASKET
GASKET GASKET GASKET GASKET GASKET
GASKET GASKET
GASKET GASKET GASKET GASKET
GASKET
CYLINDER GAUGE
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Take care not to damage the cylinder mating surface.