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Gear case cover cleaning
Adjusting automatic oiler
Guide bar and chain combinations
Guide bar part number
305 mm (12 in.) regular
bar S12A0CD3744
Check guide bar part number on your product. Chain and guide bar gauge size must be identical. Use bar and chain combi-
nations shown in table above.
Filing saw chain
Chain part number
91VXL44CQ
IMPORTANT
Maintenance and care
1.
Remove two nuts (A) and gear case cover screw (B).
2.
Remove gear case cover (D).
3.
Gently brush debris from inside gear case cover and from
around sprocket.
4.
Install guide bar cover, install and tighten nuts, and install
gear case cover screw.
Very little visible oil on the saw chain will provide sufficient
lubrication.
1.
From bottom of gear case, turn adjustment screw (A) clock-
wise to decrease oil volume - anticlockwise to increase oil
volume.
Chain type
Links
91
44
IMPORTANT
Dull or damaged cutters will result in poor cutting perfor-
mance, increased vibration, and premature saw chain fail-
ure.
1.
Set round file (A) in cutter at 30° angle. One fifth (1/5) of the
file should be exposed above top cutter edge.
2.
Keep file horizontal in cutter and file in one direction.
3.
File until cutter top and side bevel edges are sharp without
nicks.
4.
Place depth gauge tool (B) firmly on top of cutter with
0.65 mm slot and end against front cutter raker. File cutter
raker with flat fIle until flush with top of depth gauge.
5.
Finish cutter sharpening by rounding front raker edge (C)
with flat file.
21
NOTE
Pitch
Gauge
9.5 mm (3/8 in)
0.050
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