MAINTENANCE PPF-225
44 X7507820701
© 09/19 ECHO Incorporated
1. Set round file in cutter at 30°
angle. One fifth (1/5) of the file
should be exposed above top
cutter edge.
2. Keep file horizontal in cutter and
file in one direction.
3. File until cutter top and side bevel
edges are sharp without nicks.
4. Place depth gauge tool firmly on
top of cutter with 0.635 mm
(0.025 in.) slot and end against
front cutter raker. File cutter raker
with flat file until flush with top of
depth gauge.
5. Finish cutter sharpening by
rounding front raker edge with
flat file.