Operation Manual

FG 2
English
16
Chain Pitch
The chain pitch (a) is marked on the
depth gauge end of each cutter.
Selecting the file (special accessory)
N Select the round file (special
accessory) that matches the chain
pitch.
Use only special saw chain sharpening
files. Other files have the wrong shape
and cut and are unsuitable for
sharpening saw chain.
Mounting the round file
N Place the selected file (1) in the
filing frame.
N Tighten down the screws (2)
moderately.
Checking the Saw Chain
N Replace any damaged or worn
parts of the chain and match the
new parts to the shape and size of
the original parts.
Finding the Master Cutter
The shortest cutter is used as the master
cutter. All other cutters are filed back to
the same length.
N Use a slide caliper to find the
shortest cutter and mark it, e.g. with
chalk.
Selecting and Fitting the File
Mark (a) Chain Pitch
inch mm
1/4 or 1 1/4 6,35
P, PM or 6 3/8 P 9,32
325 or 2 0.325 8,25
3/8 or 3 3/8 9,32
404 or 4 0.404 10,26
Chain Pitch Round file Ø
inch mm mm inch
1/4 6,35 4,0 5/32
3/8 P 9,32 4,0 5/32
0.325 8,25 4,8 3/16
3/8 9,32 5,2 13/64
0.404 10,26 5,5 7/32
689BA027 KN
a
564BA003 KN
1
2
2
Setting Up
523BA012 KN