Husqvarna PA310 Operator's Manual page 13

5. Examine if the guide bar tip is rough or
very worn.
6. Make sure that the bar tip sprocket turns
freely and that the lubricating hole in the
bar tip sprocket is not blocked. Clean and
lubricate if it is necessary.
7. Turn the guide bar daily to extend its life
cycle.
To sharpen the saw chain
Information about the guide bar and saw
chain
Replace a worn or damaged guide bar or
saw chain with the guide bar and saw chain
combinations that we recommend. This is
important in order to keep the safety functions
of the cutting equipment. Refer to
on page 17 , for a list of replacement bar and
chain combinations that we recommend.
• Length, in/cm.
• Number of teeth on bar tip sprocket (T).
2106 - 001 - 07.08.2023
• Chain pitch, in. The distance between the
drive links of the saw chain must align with
the distance of the teeth on the bar tip
sprocket and drive sprocket.
• Number of drive links. The number of drive
links is decided by the length of the bar,
the chain pitch and the number of teeth on
the bar tip sprocket.
• Bar groove width, in/mm. The groove in the
guide bar must align with the width of the
chain drive links.
• Chain oil hole and hole for chain tensioner.
The guide bar must align with product.
Accessories
• Drive link width, in/mm.
D
PITCH =
2
D
13