Valve Seat, Cut
Support cylinder head safety, insert tool into valve guide.
| Position cutter on valve seat and using light pressure achieve a minimal removal of material. | |||
|---|---|---|---|
| .P. U9264.tif | 9 | 7,5 | tiff;; |
| Inlet | Exhaust | ||
| A = 54° 20' to 54° 40' | A = 44° 20' to 44° 40' | ||
| B = 1.80 to 2.20 mm | B = 1.65 to 2.05 mm |
Coat valve seat with fine grinding paste and insert valve in guide, rotate valve 60° - use thumb pressure.
Remove valve and check valve seat contact pattern - if valve does not fit perfectly recut seat slightly again.
Grind - in valves - see corresponding operation.