Zenoah G3200 manual Maintenance of Saw Chain and Guide Bar,  23 

10. Maintenance of Saw Chain and Guide Bar

F10-1

F10-2

■SAW CHAIN

WARNING

It is very important for smooth and safe operation to keep the cutters always sharp.

Your cutters need to be sharpened when:

•Sawdust becomes powder-like.

•You need extra force to saw in.

•The cut way does not go straight.

•Vibration increases.

•Fuel consumption increases.

Cutter setting standards:

WARNING

Be sure to wear safety gloves.

Before filing:

•Make sure the saw chain is held securely.

•Make sure the engine is stopped.

•Use a round file of proper size for your chain.

Chain type:	25AP, 91VG
File size:	5/32 in (4.0mm)

Place your file on the cutter and push straight forward. Keep the file position as illustrated.

(F10-1)

After every cutter has been set, check the depth gauge and file it to the proper level as illustrated. (F10-2)

WARNING

Be sure to round off the front edge to reduce the chance of kickback or tie-strap breakage.

(1)Appropriate gauge checker

(2)Make the shoulder round

(3)Depth gauge standard

23 