3)Install
.Circlip ¢Ù(new)
.Valve guide pipe¢Ú(new)
Use the installing and disassembling device of
valve guide pipe
4)Ream the inner diameter of valve guide pipe
to get proper valve rod clearance.
Regrind the valve race after installing valve
guide pipe
4.Valve race
1).Clean
.Carbon deposit(valve race and valve face)
2)Check
.Valve seat ring
Regrind the valve if it is exfoliation corroded.
3)Measure
.Contacting width of valve and valve race.
Regrind the valve race if unqualified.
.Paint red lead powder on the valve fit pyra-
midal face of valve race
.Place the valve into the cylinder cover.
Caution
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