MAINTENANCE
Air filterTwo-part shaft
The air filter should beThe end of the drive axle in
cleaned regularly removingthe lower shaft should be
dust and dirt to avoid:lubricated with grease every
Y carburettor malfunction30 hours. There is a risk
Y starting problemsthat the drive axle ends
Y reduced engine power(splined coupling) on two-
Y unnecessary wear topart shafts jam if they are
engine partsnot lubricated regularly.
Y abnormal fuel
consumption
Clean the filter after everyMaintenance schedule
25 hours or more regularly
if operating conditions areBelow follows some general maintenance instructions.
exceptionally dusty.If you need further information please contact your service
workshop.
Daily maintenanceCleaning the air filter
Dismantle the air filter cover and remove the air filter. Wash in
1clean, warm soapy water. Ensure that the filter is dry before
1.Clean the outside of therefitting. An air filter used for a long period of time can never
machine.be cleaned completely. Therefore it is necessary to replace the
filter from time to time with a new filter. A damaged air filter
2.Make sure the throttle2must always be replaced.
trigger lock and the
throttle function correctlyIf the machine is used in dusty conditions the air filter
from a safety point ofshould be soaked in oil, see the section on OOiling the air
view.filterO.
Oiling the air filter
Always use HUSQVARNA3.Check that the stop3
filter oil, order no. 503 47switch functions.
73-01. The filter oil con-
tains a solvent to make it4.Check that the cutting
spread evenly through thehead does not rotate while4
filter. You should thereforeidling.
avoid skin contact. Put the
filter in a plastic bag and the5.Clean the air filter.
5
pour the filter oil over it.Replace if necessary.
Knead the plastic bag to
distribute the oil. Squeeze
the excess oil out of the filter6.Check that the guard is
inside the plastic bag andundamaged and not
pour off the excess beforecracked. Replace the
fitting the filter on the machine. Never use common engineguards if they have been6
oil. This would drain through the filter quite quickly andexposed to impact or are
collect in the bottom.cracked.
Angle gear7.Check that the trimmer
head is undamaged and7
The angle gear is filled withnot cracked. Replace the
a sufficient quantity oftrimmer head if necessary.
grease at the factory.
However, before using the8.Check that the locking8
machine you should checknut is tight.
that the angle gear is filled
to 3/4 with grease. Use9.Check that all nuts and
HUSQVARNA specialscrews are tightened.
grease.9
Normally, the grease does
not need to be changed
except when repairs are
carried out.
English � 19 |