Page 23
Rev 3
8.3.2.
Chain oil port.
8.3.2.1.
Dismount the guide bar and check the chain oil port (1) for clogging.
8.3.3.
Guide bar.
8.3.3.1.
When the guide bar is dismounted, remove chain, then clear sawdust in the bar
groove (4) and the oiling port (1).
8.3.3.2.
Grease the nose sprocket (2) from the feeding port on the tip of the bar.
8.3.3.3.
Chain direction (3).
8.3.4.
Other checks.
8.3.4.1.
Check for;
8.3.4.1.1.
Fuel leaks.
8.3.4.1.2.
Loose fastenings.
8.3.4.1.3.
Damage to major parts, especially handle joints and guide bar mounting.
8.3.4.2.
If any defects are found, make sure to have them repaired before operating again.
8.3.5.
Periodical servicing.
8.3.5.1.
Cylinder fins.
8.3.5.1.1.
Dust clogging between the cylinder fins will cause overheating of the engine.
8.3.5.1.2.
Periodically check and clean the cylinder fins after removing the air cleaner
and the cylinder cover.
8.3.5.1.3.
When installing the cylinder cover, make sure that switch wires and
grommets are positioned correctly in place.