浙江华洋赛车股份有限公司
5- 27
If the valve contact surface is too low, use a
60
°
milling cutter to raise the contact
surface.
Finally, the 45
°
milling cutter is used for
machining and abolishing, and the valve seat
contact surface is machined to the pre-set
width.
After the valve seat is finished, the valve
seat should be coated with abrasive
Then, install the valve and grind the upper
valve with a rubber head for grinding.
After grinding completed, clean all abrasives
remaining on the cylinder head, valve seat
and valve guide
5.5.15 Cylinder head assembly
Note: Before assembling the valve, the oil
shield should be placed on the valve
guide.
After applying oil to the intake and exhaust
valve stems, install them into the valve
guide. Install the valve spring and valve
spring seat.
Note: When installing the valve spring,
the denser end of the spring should be
made toward the cylinder head.
Then use the valve remover to press down
the valve spring, then insert the valve lock
Contact surface too high
Width of old valve seat
Width of old valve seat
Contact surface too low
Summary of Contents for AU200
Page 1: ...1 KAYO MOTO AU200 Maintenance Manual...
Page 4: ...4...
Page 6: ......
Page 11: ......
Page 22: ......
Page 32: ......
Page 50: ......
Page 56: ......
Page 138: ...10 Appendix...