Selecting And Fitting The File; Setting Up - Stihl FG 2 Manual De Instrucciones

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Selecting and Fitting the File

Chain Pitch
The chain pitch (a) is marked on the
depth gauge end of each cutter.
Mark (a) Chain Pitch
inch
1/4 or 1 1/4
P, PM or 6 3/8 P
325 or 2 0.325
3/8 or 3 3/8
404 or 4 0.404
Selecting the file (special accessory)
Select the round file (special
N
accessory) that matches the chain
pitch.
Chain Pitch Round file Ø
inch mm mm
1/4 6,35 4,0
3/8 P 9,32 4,0
0.325 8,25 4,8
3/8 9,32 5,2
0.404 10,26 5,5
16
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
a
2
Place the selected file (1) in the
N
filing frame.
Tighten down the screws (2)
N
mm
moderately.
6,35
9,32
8,25
9,32
10,26
inch
5/32
5/32
3/16
13/64
7/32

Setting Up

Checking the Saw Chain
N
Finding the Master Cutter
1
2
The shortest cutter is used as the master
cutter. All other cutters are filed back to
the same length.
N
Replace any damaged or worn
parts of the chain and match the
new parts to the shape and size of
the original parts.
Use a slide caliper to find the
shortest cutter and mark it, e.g. with
chalk.
FG 2