Operation - Husqvarna HH 163MP Operator's Manual

HH 270MP, HH 270OB, HH 389MP, HH 389OB:
A
Introduction
WARNING: Read and understand the safety
chapter before you use the product.
To do before you operate the engine
• Read this operator's manual carefully and make sure
that you understand the instructions.
• Fill engine oil and do a check of the engine oil level.
To do a check of the engine oil level on
Refer to
page 11 .
• Do the daily maintenance. Refer to
schedule on page 10 .
• Read the operator's manual for the product that uses
this engine. Obey the procedures that must be done
before you start the product.
To fill fuel
If available, use low-emission/alkylate gasoline. If low-
emission/alkylate gasoline is not available, use good
quality unleaded gasoline or leaded gasoline. Use
gasoline with an octane number of 90 RON out of North
America (87 AKI in North America) or higher, and with a
maximum of 10% ethanol (E10).
CAUTION: Do not use gasoline with an
octane number less than 90 RON out of
North America (87 AKI in North America).
This can cause damage to the product.
1. Open the fuel tank cap slowly to release the
pressure.
8
B

Operation

Maintenance
• A: Wire holder.
• B: Choke control lever.
2. Fill slowly with a fuel can. If you spill fuel, remove it
with a cloth and let remaining fuel dry off.
3. Clean the area around the fuel tank cap.
4. Tighten the fuel tank cap fully. If the fuel tank cap is
not tightened, there is a risk of fire.
5. Move the product a minimum of 3 m (10 ft) from the
position where you filled the tank, before a start.
Oxygenated fuel
Oxygenated fuel is gasoline that is mixed with alcohol or
an ether compound. Some areas use oxygenated fuel to
decrease emissions. The fuel must not contain more
than the given percentages of these oxygenates:
• Ethanol: 27% by volume.
• MTBE: 15% by volume.
• Methanol: 5% by volume.
CAUTION: Fuel that contains methanol must
also contain cosolvents and corrosion
inhibitors as protection for the fuel system.
CAUTION: Oxygenated fuel that contains
more than the given percentages of these
oxygenates voids the warranty. The engine
performance can decrease and the engine
can become damaged.
1537 - 001 - 20.08.2020