Operation
Introduction
WARNING:
Before you operate the
product, you must read and understand
the safety chapter.
To check before starting
1. Inspect the working area. Remove any objects
that could be thrown out.
2. Check the saw chain. Never use blunt, cracked
or damaged equipment.
3. Check that the product is in perfect working
order.
4. Check that all nuts and screws are tight.
5. Make sure the chain is adequately lubricated,
To check the chain lubrication on page
20
.
6. Check that the saw chain always stops when the
engine is idling.
7. Only use the product for the purpose it was
intended for.
8. Make sure the handle and safety features are in
order. Never use a machine that has any parts
missing or has been modified in relation to the
specification.
Fuel
This product has a two-stroke engine.
CAUTION:
Incorrect type of fuel can
result in engine damage. Use a mixture
of gasoline and two-stroke oil.
Premixed fuel
• Use Husqvarna premixed alkylate fuel for
best performance and extension of the engine
life. This fuel contains less harmful chemicals
compared to regular fuel, which decreases
harmful exhaust fumes. The quantity of remains
after combustion is lower with this fuel, which
keeps the components of the engine more clean.
To mix fuel
Gasoline
CAUTION:
Do not use gasoline with
an octane number less than 90 RON
(87 AKI). This can cause damage to the
product.
CAUTION:
Do not use gasoline with
more than 10% ethanol concentration
(E10). This can cause damage to the
product.
CAUTION:
Do not use leaded
gasoline. This can cause damage to the
product.
• Always use new unleaded gasoline with a
minimum octane number of 90 RON (87 AKI)
and with less than 10% ethanol concentration
(E10).
• Use gasoline with a higher octane number if you
frequently use the product at continuously high
engine speed.
• Always use a good quality unleaded gasoline/oil
mixture.
Two-stroke oil
• For best results and performance use Husqvarna
two-stroke oil.
• If Husqvarna two-stroke oil is not available, use
a two-stroke oil of good quality for air-cooled
engines. Speak to your servicing dealer to select
the correct oil.
CAUTION:
Do not use two-
stroke oil for water-cooled outboard
engines, also referred to as outboard
oil. Do not use oil for four-stroke
engines.
To mix gasoline and two-stroke oil
Gasoline, liter
Two-stroke
oil, liter
2% (50:1)
5
0.10
10
0.20
15
0.30
20
0.40
CAUTION:
Small errors can
influence the ratio of the mixture
drastically when you mix small quantities
of fuel. Measure the quantity of oil
carefully and make sure that you get the
correct mixture.
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