3. Make sure that the product stops when you press
and hold the button. The green LED will go off.
To do a check of the battery and the
battery holder
1. Clean the battery and the battery holder with a soft
brush.
2. Clean the cooling slots and battery connectors.
3. Make sure that the battery is not damaged and there
are no other defects, such as cracks.
To do a check of the battery charger
1. Make sure that the battery charger and the power
supply cord is not damaged. Look for cracks and
other defects.
20
To clean the cooling system
The product has a cooling system that keeps the
temperature of the product as low as possible.
The cooling system includes an air intake on the left side
of the product and a fan on the motor.
1. Clean the cooling system with a brush weekly or
more frequently if necessary.
2. Make sure that the cooling system is not dirty or
blocked.
CAUTION: A dirty or blocked cooling
system can cause the product to
become too hot. This causes damage to
the piston and cylinder.
To sharpen the saw chain
Information about the guide bar and saw chain
WARNING: Use protective gloves when you
use or do maintenance on the saw chain. A
saw chain that does not move can also
cause injuries.
Replace a worn or damaged guide bar or saw chain with
the guide bar and saw chain combination recommended
by Husqvarna. This is necessary to keep the safety
functions of the product. Refer to
27 , for a list of replacement bar and chain
combinations that we recommend.
•
Guide bar length, in/cm. Information about the guide
bar length can usually be found on the rear end of
the guide bar.
•
Number of teeth on bar tip sprocket (T).
Accessories on page
959 - 007 -