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J
Worn : 0.5 mm
H
G
J
GUIDE BAR AND OIL HOLES
•
Clean after each use
-
Clean the grooves (G) of the guide bar with a small
screwdriver.
-
Clean oil holes (H) with a wire.
•
Reverse guide bar periodically.
SPROCKET
•
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 instal-
lation 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 = 150 – 170 kg*cm (130 – 150 in. lb.)
IMPORTANT
Do not over-torque
19
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