Sharpening Metal Cutting Tools - Stihl FS 55 Instruction Manual

2
6
: Thread the ends of the lines (6)
through the sleeves (7) and push
spool (2) into the head so that it
snaps into position.
Nylon lines must disengage from
notches (5) as the spool is pushed
into position.
: Pull out the ends of the lines as far
as stop.
: Mount the mowing head on the
machine.
FS 55
Sharpening Metal Cutting
Tools
1
6
: Use flat file 0814 212 3310 to
sharpen dull cutting blades. In case
7
of more serious wear or nicks:
Resharpen with grinder or have
work done by a STIHL dealer.
:
Resharpen frequently, take away as
little material as possible - two or
three strokes of the file are usually
enough.
To avoid out-of-balance:
:
Resharpen the cutters (1) uniformly
- do not alter the contour or the
parent blade (2) in any way.
:
After resharpening about 5 times,
have blade checked on STIHL
balancer 5910 850 2600 and
rebalanced as necessary.
1
2
2
English / USA
A
3
B
Grass cutting blade 230-4
:
Resharpen when all cutting edges
(3) on both sides of the blade are
dull: This ensures balanced wear.
:
Maintain a sharpening angle of 30°
(A) on the cutting edge (3).
:
File back the cutting edge parallel to
the lines (B).
3
39