Husqvarna FS 305 Bedienungsanweisung Seite 16

3. Loosen the screws that keep the engine in position.
4. Turn the tension nuts ¼ (N) turn clockwise to
increase the tension of the drive belt.
CAUTION:
tension of the drive belt too much.
5. Make sure that the drive belt pulleys are aligned.
6. Tighten the screws that keep the engine in position.
7. Turn the tension nuts 2 turns counterclockwise to
prevent that the tension screw touches the engine
block.
8. Install the drive belt cover and tighten the 2 nuts.
To lubricate the product
Lubricate the components that follow. Lubricate until the
grease can be seen at the edges. For correct grease,
Technical data on page 18 .
refer to
1. Apply some grease to the grease nipples of the lever
for cutting depth adjustment.
2. Turn the cutting depth wheel clockwise and
counterclockwise again and again and lubricate
equally.
To do a check of the engine oil level
1. Make sure that the cutting blade is removed and that
the product is level when you examine the engine oil
level.
2. Remove the dipstick from the oil tank.
3. Clean the oil from the dipstick.
4. Put the dipstick back fully into the oil tank.
5. Remove the dipstick.
6. Examine the oil level on the dipstick. Make sure that
the level of engine oil is between the marks on the
dipstick.
7. If the oil level is low, fill with engine oil and do a
check of the oil level again. Refer to
on page 18 for correct engine oil type.
To replace the engine oil
If the engine is cold, start the engine for 1–2 minutes
before you drain the engine oil. This makes the engine
oil warm and faster to drain.
WARNING:
for more than 1–2 minutes before you drain
the engine oil. The engine oil becomes very
hot and can cause burn injuries. Let the
engine become cool before you drain the
engine oil.
WARNING:
your body, clean with soap and water.
16
Do not increase the
Technical data
Do not operate the engine
If you spill engine oil on
CAUTION:
2-stroke engines. Engine oil for 2-stroke
engines can cause damage to the engine.
• Refer to the operator's manual supplied by the
engine manufacturer.
CAUTION:
safe disposal of used engine oil.
To clean and replace the air filter
WARNING:
protection when you clean or replace the air
filter. Discard used air filters correctly. The
dust in the air filter is dangerous to your
health.
WARNING:
with compressed air. This causes damage to
the air filter and the risk increases that you
breathe the dangerous dust.
CAUTION:
air filter, or the dust will go into the engine
and cause engine damage.
• For information on how to clean and replace the air
filter, refer to the operator's manual for the engine.
To examine the spark plug
Note:
Do not use a spark plug with a
damaged spark plug cap or ignition lead.
A damaged spark plug can cause electrical
shock.
CAUTION:
recommended spark plug type. Incorrect
spark plug type can cause damage to the
product.
• Examine the spark plug if the engine is low on
power, is not easy to start or does not operate
correctly at idle speed.
• To decrease the risk of unwanted material on the
spark plug electrodes, obey these instructions:
a) Make sure that the fuel type is correct.
b) Make sure that the air filter is clean.
• If the spark plug is dirty, clean it and make sure that
the electrode gap is correct.
• Replace the spark plug if it is necessary.
• For more information, refer to the operator's manual
for the engine.
Do not use engine oil for
Obey local regulations for
Use approved respiratory
Do not clean the air filter
Always replace a damaged
Always use the
1919 - 002 - 23.01.2023