MAINTENANCE
Cooling systemAir Ţlter
To keep the working temperature as low as possible the The air Ţlter must be regularly cleaned to remove dust and dirt
machine is equipped with a cooling system.in order to avoid:
Y Carburettor malfunctions
Y Starting problems
Y Loss of engine power
Y Unnecessary wear to engine parts
Y Excessive fuel consumption.
The cooling system consists of:
1 Air intake on the starter.
2 Cooling Ţns on the cylinder.
3 Cylinder cover (directs cold air over the cylinder).Clean the Ţlter every 25 hours, or more regularly if conditions
Clean the cooling system with a brush once a week, more are exceptionally dusty.
often in demanding conditions. A dirty or blocked cooling
system results in the machine overheating which causes Cleaning the air Ţlter
damage to the piston and cylinder.
Remove the air Ţlter cover and take out the Ţlter. Wash it
clean in warm, soapy water. Ensure that the Ţlter is dry before
Bevel gearreŢtting it.
An air Ţlter that has been in use for a long time cannot be
The bevel gear is Ţlled with the right quantity of grease at the cleaned completely. The Ţlter must therefore be replaced with
factory. However, before using the machine you should check
that the bevel gear is Ţlled three-quarters full with grease. Use a new one at regular intervals. A damaged air Ţlter must
HUSQVARNA special grease.always be replaced.
If the machine is used in dusty conditions the air Ţlter should
be soaked in oil. See instructions under the heading Oiling the
air Ţlter.
Oiling the air Ţlter
The grease in the bevel gear does not normally need to be
changed except if repairs are carried out.
Always use special Ţlter oil. Filter oil contains a solvent to
make it spread evenly through the Ţlter. You should therefore
avoid skin contact.
Put the Ţlter in a plastic bag and pour the Ţlter oil over it.
Knead the plastic bag to distribute the oil. Squeeze the
excess oil out of the Ţlter inside the plastic bag and pour off
the excess before Ţtting the Ţlter to the machine. Never use
common engine oil. This would drain through the Ţlter quite
quickly and collect in the bottom.
English � 19 |