Ribiland GCS2500 Bedienungs- Und Wartungsanleitung Seite 36

6.1.3- Guide bar
When the guide bar is dismounted, remove sawdust in the bar
groove and the oiling port.
Grease the sprocket nose from the feeding port on the tip of
the bar.
6.1.4- Others
Check for fuel leakage and loose fastenings and damage to major parts, especially handle joints and
guide bar mounting.
If any defects are found, make sure to have them repaired before operating the saw again.
6.2- Periodical service points
6.2.1- Cylinder fins
1. Remove the starter case.
2. Remove sawdust between the cylinder fins.
3. Clean the volute area.
6.2.2- Fuel filter
(a) Using a wire hook, take out the filter from the filler port.
(b) Wash the filter with gasoline.
Replace with new one if clogged with dirt completely.
WARNING - When returning the filter, use a pinch not to be
folded the suction pipe.
6.2.3- Oil filter
1. With a wire hook, take out the oil filter from the feeding port.
2. Wash the filter with gasoline.
WARNING - When returning the filter, use a pinch not to be
folded the suction pipe.
6.2.4- Spark plug
Clean the electrodes with a wire brush and reset the gap to 0.6 mm
as necessary.
6.2.5- Sprocket
Check for cracks and for excessive wear interfering with the chain
drive. If the wear is considerable, replace it with new one.
Never fit a new chain on a worn sprocket, or a worn chain on a new
sprocket.
6.2.6- Way of the cooling air
WARNING - The engine metal parts can burn your skin.
Never touch the cylinder, muffler or ignition
plug etc. during operation or right after stopping
the engine.
- Before starting the engine, check around the muffler and take off sawdust.
If you do not, it will cause the overheating and a fire.
For preventing the trouble, please keep clean around the muffler.
This engine is air-cooled. Dust clogging between the inlet port of the cooling air and cylinder fins
will cause overheating of the engine. Periodically check and clean the cylinder fins after removing