Husqvarna T540i XP Operator's Manual page 24

4. Tighten the bar nut with the combination wrench and
lift the front of the guide bar at the same time.
5. Make sure that you can pull the saw chain around
freely by hand and that it does not hang from the
guide bar.
Note:
Product overview on page 2 for the
Refer to
position of the chain tensioning screw on your product.
To do a check of the saw chain
lubrication
Do a check of the saw chain lubrication each third
battery charge.
1. Start the product and let it run at full speed. Hold
the bar approximately 20 cm (8 inches) above a light
coloured surface.
2. If the saw chain lubrication is correct, you will see a
clear line of oil on the surface less than 1 minute.
3. If the saw chain lubrication is not correct, do the
following checks.
24
a) Do a check of the oil channel in the guide bar
to make sure that it is not blocked. Clean if
necessary.
b) Do a check of the groove in the edge of the
guide bar to make sure that it is clean. Clean if
necessary.
c) Make sure that the bar tip sprocket turns freely
and that the lubricating hole in the guide bar tip
sprocket is not blocked. Clean and lubricate if
necessary.
4. If the saw chain lubrication does not work after
following the steps above, speak to your servicing
dealer.
To do a check of the chain drive
sprocket
• Examine the chain drive sprocket for wear. Replace
the chain drive sprocket if it is necessary.
• Replace the chain drive sprocket each time that you
replace the saw chain. The concave side of the large
washers (A) must point in the direction of the drive
sprocket (B).
A
B
1036 - 009 - 01.03.2023