To Replace The Blade; Air Filter - Husqvarna KLIPPO LB 448 Bedienungsanweisung

2. Look at the blade to see if it is damaged or blunt.
Note:
It is necessary to balance the blade after it is
sharpened. Let a service center sharpen, replace and
balance the blade. If you hit an obstacle that causes
the product to stop, replace the damaged blade. Let the
service center estimate if the blade can be sharpened or
must be replaced.

To replace the blade

1. Lock the blade with a block of wood. (Fig. 33)
2. Remove the blade bolt, the spring washer and the
blade. (Fig. 34)
3. Examine the blade support and blade bolt for
damages.
a) If you replace the blade or the blade support,
also replace the blade bolt, the spring washer
and the friction washer.
4. Examine the engine shaft to make sure that it is not
bent.
5. When you attach the new blade, make sure that the
bent ends point in the direction of the cutting cover.
(Fig. 35)
6. Put the friction washer and the blade against the
blade support. (Fig. 36)
7. Make sure that the blade aligns with the center of the
engine shaft. (Fig. 37)
8. Lock the blade with a block of wood. (Fig. 38)
9. Attach the spring washer and tighten the bolt with a
torque of 70 Nm. (Fig. 39)
10. Pull the blade around by hand and make sure that it
turns freely.
WARNING:
The blade is very sharp and cuts can
easily occur.
11. Start the product to do a test of the blade. If the
blade is not correctly attached, there is vibration in
the product or the cutting result is unsatisfactory.
To do a check of the oil level
CAUTION:
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. Tighten the oil
tank cap to make sure to give a correct picture of the
oil level.
5. Remove the dipstick.
6. Examine the oil level on the dipstick.
14
Use protective gloves.
A too low oil level can do
7. If the oil level is low, fill with engine oil and do a
check of the oil level again.
(Fig. 40)
Note:
Use a funnel to prevent spill.
To replace the engine oil
WARNING:
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.
(Fig. 41)
1. Remove the ignition cable from the spark plug.
2. Remove the oil tank cap.
3. Drain the engine oil.
a) For models with an oil drain plug: Put a container
below the oil drain plug, to collect the engine oil
in.
b) For models without an oil drain plug or if it is not
possible to put a container below the oil drain
plug: Use an oil pump (accessory) to drain the
engine oil from the oil tank.
4. Fill with new engine oil of the type recommended in
Technical data on page 16 .
5. Do a check of the oil level. Refer to
the oil level on page 14 .

Air filter

Note:
An air filter that is used for a long time
cannot be fully cleaned. Replace the air filter at regular
intervals. Always replace a damaged air filter.
To remove and install the air filter (KLIPPO
LB 442Q, KLIPPO LB 448Q, KLIPPO LB
553SQe)
WARNING:
1. Push the clips on the air filter cover.
2. Carefully remove the air filter cover (A) from the
engine.
3. Remove the air filter (B) and the foam filter (C). (Fig.
42)
4. Examine the air filter for damages. Replace a
damaged air filter.
5. Clean and examine the air filter. Refer to
the air filter (KLIPPO LB 442Q, KLIPPO LB 448Q,
KLIPPO LB 553SQe) on page 15 .
Engine oil is very hot
To do a check of
Use protective gloves.
To clean
1911 - 003 - 13.10.2022