Echo 99944200532 Manuale Utente

Tools Required:  4  mm (5/32 in.) round File 

 

 

 

Flat File 

 

 

 

Depth Gauge

Dull or damaged cutters will result in poor cutting performance, 

increased vibration and premature chain failure.

Always stop engine and wear gloves when filing saw chain, other-

wise 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" 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.

  7.  Apply clean oil and rotate saw chain slowly to wash away filings.

  8.  If saw chain is coated or clogged with resin, clean in kerosene 

then soak in oil.

55'