I
J
A
B
•A damaged sprocket (J) will cause premature damage or wear of saw chain.
-When the sprocket has worn out 0.5mm (.020”) or more, replace it.
•Check sprocket when you install new chain. Replace it if worn.
•Clean sprocket, clutch, and bar mount area before installation of bar.
IMPORTANT
Some tree sap and resins are corrosive. Thoroughly wash the guide bar and sprocket areas after each use, then coat metal parts with light oil.
SPARK PLUG•Check periodically
•Gap = 0.65mm (.026 in.)
•Replace if either electrode is worn, or if the insulator is fouled by oil or other deposits.
•Torque = 145 – 155 kg*cm (125 – 135 in. lb.)
IMPORTANT
•Remove spark plug lead.
•Remove two (2) muffler cover screws and muffler cover (A).
•Remove four (4) recoil starter housing screws and starter housing (B).
•Use a stiff bristle cleaning brush (do not us a metal brush) to remove dirt from cylinder fins in muffler and ignition coil areas.
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