A Series Diesel Engine Base Engine Components 218
Note : Identify re-ground valve seats.
Install the valves in their designated location and
measure the depth.
Caution: Replace the valve if the depth is over the
limit.
Check valve depth (C).
Valve Depth
Standard: 0.69 to 0.70 mm [0.0271 to 0.0279 in]
Worn Limit: 1.0 mm [0.0394 in]
Apply a light coat of valve lapping compound to each
valve and lap each valve to its companion seat.