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1B3-146 DIESEL ENGINE MECHANICAL
Machining Procedure
Valve machining is required :
-
When the valve is leaking.
-
When replacing the valve.
-
When replacing the valve guide.
-
When replacing the valve seat or valve seatring.
1. Machine the valve seat (
YAD1BJW0
2. Measure valve seat width 'b'.
Valve seat
width 'b'
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3. If the specification is exceeded, the valve seat
width has to be corrected at the lower free angle
of 'β' =65°.
YAD1BJY0
4. Measure radial runout.
YAD1BJZ0
α
=45°).
Intake
1.2 - 1.7 mm
Exhaust
1.5 - 2.0 mm
Max. 0.03 mm
Runout
SSANGYONG Y200
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