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30 X7702091009
© 02/2014 ECHO Inc.
MAINTENANCE PPT-280
Filing Standard Saw Chain
Check bar Part Number on your Power Pruner. Chain and guide bar gauge size must be identical. Use
Bar/Chain combinations shown in table above.
Dull or damaged cutters will result in poor cutting performance, increased vibration, and premature saw
chain failure.
Level 2
Always stop engine and disconnect spark plug wire before
servicing guide bar and saw chain. Always wear gloves
when filing saw chain, otherwise serious personal injury
may result.
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 .025
in. slot and end against front cutter raker. File cutter raker
with flat file until flush with top of depth gauge.
Power Pruner B&C Combinations
BAR P/N CHAIN P/N CHAIN TYPE LINKS PITCH GUAGE
Narrow Kerf
10" narrow bar P/N
10A4CD3739
90PX39CQ 90 39 3/8” 0.043
12" narrow bar P/N
12A4CD3744
90PX44CQ 90 44 3/8” 0.043
Regular
10" regular bar P/N
10A0CD3739
91VXL39CQ 91 39 3/8” 0.050
12" regular bar P/N
12A0CD3744
91VXL44CQ 91 44 3/8” 0.050
30
°
1
2
90
°
3