Correction of Valve Seat Insert
1) Remove the carbon deposits from the valve
seat insert surface.
2) Remove the rough areas by the using of
valve cutter (15˚, 30˚ or 75˚)
Do not cut the valve insert too much.
CAUTION
Use mediated handle of
valve cutter.
Do not move the handle
which is inside of valve
guide.
3) Spread compound on the surface of valve
insert .
4) Insert valve into valve guide.
5) Grinde the valve and valve seat with the
lapping cup.
6) Check contact surface of valve whether
good or not.
7) Check the contact condition of valve insert.
EJM2045I
EJM2046S
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