Doosan A2300 - Page 219

A Series Diesel Engine Base Engine Components 217
Seat Angle
Intake: 30 Degrees
Exhaust: 45 Degrees
Install the valves in their respective bores and
measure depth again.
Note : Make sure the seats are clean before you
measure the depth.
Record the depth of each valve as (B).
Calculate grinding depth (GD) as follows:
GD= (B) – (A)
Dimension (GD)
0.20 mm [0.008 in]