Valve Seat Chamfer Cutting Tools; Valve Seat Cutting - Panterra Fusion Service Manual

82
7. Cylinder Head Valve

Valve Seat Chamfer Cutting Tools

\Refer to valve chamfered tool handbook for
details.
1. Press and rotate with 4-5kg 10-12 lb force
to polish and cut when correcting.
Use chamfered tool after spreading
engine oil on it.

Valve Seat Cutting

1. Do not polish or cut excessively.
2. Cut primary surface with 450 cutting head.
3. Chamfer inner edge with 320 cutting head.
4. Correct inner surface by sixty-degree
chamfered tool.
NIKOTA USA: PANTERRA SCOOTER SERVICE MANUAL
IN, EX: (30mm)
IN, EX: (32mm)
IN: (24.5mm)
EX: (27.5mm)
7-12
60˚
32˚
45˚
CORSE SURFACE
VALVE SEAT SURFACE WIDTH
32˚
VALVE SEAT SURFACE WIDTH
60˚
CHAPTER 7: CYLINDER HEAD VALVE