Cylinder Head; Cylinder Head Inspection; Check The Cylinder Head Deformation - Segway VILLIAN SSV Series Service Manual

CYLINDER HEAD, CYLINDER, PISTON CYLINDER HEAD, CYLINDER, PISTON
C C
D D
E E
F F

Cylinder head

B B
◆ Remove the cylinder head
A A
TIPS
Maintenance of the cylinder head can be carried out on
the entire vehicle.
◆ Disassembly:
【A】 Bolt M6×90
【B】 Cylinder bolt M11×1.25×150
【C】 Bolt M6×16
◆ Remove the cylinder head 【D】, if necessary, you
can use a plastic hammer to tap the cylinder head
lightly to loosen the cylinder head for easy removal.
◆ Remove the cylinder head gasket 【E】.

Cylinder head inspection

◆ Thoroughly clean the cylinder head gasket material
and carbon deposit marks on the bottom surface of
the cylinder head.

Check the cylinder head deformation

◆ Keep the bottom surface of the cylinder head clean.
◆ Place a ruler 【F】 on the bottom surface of the
cylinder head.
◆ Use a feeler gauge to measure the distance
between the ruler 【F】 and the diff erent positions
of the cylinder head.
Cylinder head deformation limit: 0.1 mm (0.0039"). If the
cylinder head deformation exceeds the limit, replace the
cylinder head.
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