08/2005
510200020-510230020
21/26
Pneumatic Chain Saw 5 1020/5 1021/5 1022/5 1023
MAINTENANCE AND REPAIRS
Chain Bar
IMPORTANT:
Bars are designed only for the purpose of guiding the chain, and should
never be used as crowbars. Turning, twisting, and using the bar as a
lever will shorten its service life and void the warrranty.
The bar of your chain saw needs as much care as the chain. The running surfaces must be flat
and smooth, and the groove must not be expanded. Inspect the groove as shown below:
Place straightedge against bar and
If the chain tilts so that there
cutting tooth. If there is clearance
is no clearance between the
between the straightedge and the bar,
bar and the straightedge, the
the bar is OK.
groove is worn.
Replace chain bar!
clearance
clearance
no
Chain
tilted
S
T
R
A
I
G
H
T
E
D
G
E
S
T
R
A
I
G
H
T
E
D
G
E
