Makita UC3041A Instruction Manual page 17

006927
− Guide the file as shown in the figure.
− The file can be guided more easily if a file holder
(optional accessory) is employed. The file holder
has markings for the correct sharpening angle of
30 ° (align the markings parallel to the saw chain)
and limits the depth of penetration (to 4/5 of the
file diameter).
30
006928
− After sharpening the chain, check the height of the
depth gauge using the chain gauge tool (optional
accessory).
014344
− Remove any projecting material, however small,
with a special flat file (optional accessory).
− Round off the front of the depth gauge again.
Cleaning the guide bar and lubricating the
return sprocket
CAUTION:
Always wear safety gloves for this task. Burrs
•
present a risk of injury.
006930
Check the running surfaces of the bar regularly for
damage. Clean using a suitable tool, and remove burrs
if necessary.
If the chain saw receives frequent use, lubricate the
return sprocket bearing at least once a week. Before
adding new fresh grease, carefully clean the 2 mm hole
on the tip of the guide bar, then force a small quantity of
multi-purpose grease (optional accessory) into the hole.
Cleaning the oil guide
2
014357
− Clean the oil guide groove and the oil feed hole in
the bar at regular intervals.
New saw chains
Use two or three saw chains alternately, so that the saw
chain, sprocket and running surfaces of the bar wear
evenly.
Turn the bar over when changing the chain so that the
bar groove wears evenly.
CAUTION:
Only use chains and bars which are approved for
•
this model of saw (refer to "SPECIFICATIONS").
1
006932
Before fitting a new saw chain, check the condition of
the sprocket.
17
1. Oil guide groove
2. Oil feed hole
1
1. Sprocket