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Maintenance and care
Guide bar and chain combinations
Guide bar part number
10" regular bar
10A0CD3739
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
91VXL39CQ
IMPORTANT
Chain type
Links
91
39
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.
6.
Properly filed cutter is as shown.
D: Top plate angle 30°
E: Top plate cutting angle 55°
F: Depth gauge 0.65 mm
G: Parallel
7.
Apply clean oil and rotate saw chain slowly to wash away fil-
ings.
8.
If saw chain is coated or clogged with resin, clean in kero-
sene, then soak in oil.
22
Pitch
Gauge
3/8"
0.050
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