Husqvarna HS 139A, Workshop Manual

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• Do not fully fill the fuel tank. Keep a space of a
minimum 2.5 cm.
3.3 To do a check of the oil level
CAUTION: A too low oil level can do damage to
the engine. Do a check of the oil level before
you start the product.
1. Put the product on level ground.
2. Remove the oil tank cap with the attached dipstick.
3. Clean the oil from the dipstick.
4. Put the dipstick fully into the oil tank to give a correct
picture of the oil level.
5. Remove the dipstick.
6. Examine the oil level on the dipstick.
7. If the oil level is low, fill with engine oil and do a
check of the oil level again.
3.4 To replace the engine oil
WARNING: Engine oil is very hot directly after
the engine is stopped. Let the engine become
cool before you drain the engine oil. If you spill
engine oil on your skin, clean with soap and
water.
1. Drain the fuel tank. Refer to
To drain the fuel tank on
page 31.
2. Remove the ignition cable from the spark plug.
3. Put a container below the drain plug for the engine
oil.
4. Remove the oil tank cap.
5. Tilt the product and let the oil run out into the
container.
6. Fill with new engine oil of the type recommended in
Technical data on page 41.
7. Do a check of the oil level. Refer to To do a check of
the oil level on page 7.
1425 - 001 - 03.06.2020 Prepare and do servicing on the
product - 7