Grouw 18000 Manual De Instrucciones página 79

Do not pull the � le back, but lift it up and
� le forward again.
File each tooth with the same number of
strokes of the � le.
4. The top of the � le should protrude
approximately 1/5 up above the tooth.
5. Finally, � le any riders using a depth-
gauge tool and a � at � le. The riders
must all have the same height and be
approximately 0.65 mm lower than the
teeth.
Replacing the chain
When the chain is worn, replace it.
Remove the chain and blade as described
under "Assembly and Preparation".
Take the chain off the blade, and clean the
blade, protective cover and engine housing
thoroughly with compressed air or a brush.
Take special care to clean the oil feed to the
blade and the chain.
Check for blade and chain wheel wear and
replace if necessary.
NB! Do not dispose of used chains in your
domestic refuse. Dispose of them correctly in
accordance with local legislation.
Fit the new chain onto the blade.
Checking the blade
Place a try square against the blade and press
it against the chain. If there is an opening
between the try square and the blade, the
blade is OK.
If the try square is very close to the blade, the
groove in the blade is worn and the blade
must be replaced.
0.65 mm 0.65 mm
NB! You can get the blade to last longer by
turning it on the chainsaw occasionally.
OK
GB
WORN
79