Husqvarna 524LK Manuel D'utilisation page 13

• Examine the support flange for cracks. Replace the
support flange if it is damaged.
• Make sure that the locknut can not be removed by
hand. If you can remove it by hand, it does not lock
the cutting attachment sufficiently and you must
replace it.
• Examine the trimmer head and trimmer guard for
damages or cracks. Replace the trimmer head and
trimmer guard if they have been hit or if they have
cracks.
Fuel
This product has a four-stroke engine.
CAUTION: Incorrect type of fuel can result in
engine damage.
Gasoline
• Use Husqvarna 4-stroke fuel for best performance
and extension of the engine life. The Husqvarna 4-
stroke fuel does not become bad or oxidized, which
keeps the maintenance intervals to a minimum.
1309 - 001 - 08.07.2020
• If Husqvarna 4-stroke fuel is not available, use good
quality unleaded gasoline with a maximum of 10%
ethanol contents.
CAUTION: Do not use gasoline with an
octane grade less than 90 RON/87 AKI.
Use of a lower octane grade can cause
engine knocking, which causes engine
damages.
4-stroke oil
• Do a check of the engine oil level before you start
the product. Too low engine oil level can cause
damage to the engine. Refer to
engine oil level on page 15 .
• When the product is new, replace the engine oil after
the first month or the first 10 hours of operation.
• Use Husqvarna 4-stroke oil for the best performance
and engine life. Speak to an approved service agent
to select the correct engine oil.
• If Husqvarna 4-stroke oil is not available, use a 4-
stroke oil of good quality with minimum API SG
rating. The recommended viscosity class is SAE
10W-40. Speak to an approved service agent to
select the correct oil.
CAUTION: Do not use oil for two-stroke
engines.
To fill the fuel tank
WARNING: Obey the procedure that follows
for your safety.
1. Stop the engine and let the engine become cool.
2. Clean the area around the fuel tank cap.
3. Remove the fuel tank cap slowly to release the
pressure.
4. Fill the fuel tank.
CAUTION: Make sure that there is not
too much fuel in the fuel tank. The fuel
expands when it becomes hot.
5. Tighten the fuel tank cap carefully.
6. Clean fuel spillage on and around the product.
To do a check of the
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