Husqvarna K 770 Manuel D'utilisation page 23

To decrease dust during operation
The product has a wet cutting kit to decrease harmful
dust in the air during operation. The wet cutting kit has
low water consumption.
• When possible, use wet cutting blades with water
Cutting blades on page 12 .
cooling. Refer to
• Adjust the water flow with the valve. The correct flow
is different for different types of tasks.
• Make sure that the water pressure is correct. Refer
Technical data on page 36 . If the water hose
to
comes off at the supply source, the supplied water
pressure can be too high.
Fuel
This product has a two-stroke engine.
CAUTION:
result in engine damage. Use a mixture of
gasoline and two-stroke oil.
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:
oil for water-cooled outboard engines,
also referred to as outboard oil. Do not
use oil for four-stroke engines.
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
1447 - 004 - 04.05.2021
Incorrect type of fuel can
Do not use two-stroke
lower with this fuel, which keeps the components of
the engine more clean.
To mix gasoline and two-stroke oil
Gasoline, liter
5
10
15
20
US gallon
1
2 1/2
5
CAUTION:
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.
1. Fill half the quantity of gasoline in a clean container
for fuel.
2. Add the full quantity of oil.
3. Shake the fuel mixture.
4. Add the remaining quantity of gasoline to the
container.
5. Carefully shake the fuel mixture.
CAUTION:
than 1 month at a time.
Two-stroke oil,
liter
2% (50:1)
0.10
0.20
0.30
0.40
US fl. oz.
2 ½
6 ½
12 ⅞
Small errors can influence
Do not mix fuel for more
23