Husqvarna LC 551SP Bedienungsanweisung Seite 16

a) On model LC 551SP, LC 551VQ, attach the
spring washer and tighten the bolt and washer
with a torque of 70 Nm.
b) On model LC 551VBP, tighten the bolts with a
torque of 50 Nm. (Fig. 53)
10. Pull the blade around by hand and make sure that it
turns freely.
WARNING:
The blade is very sharp and injuries 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.
7. If the oil level is low, fill with engine oil and do a
check of the oil level again.
(Fig. 54)
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. 55)
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.
16
Use heavy duty gloves.
A too low oil level can do
Engine oil is very hot
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 17 .
5. Do a check of the oil level. Refer to
the oil level on page 16 .
To fill and replace the engine oil
• For information on how to fill and replace the engine
oil, refer to the operator's manual for the engine.
To clean and replace the air filter (LC
5551SP, LC 551VBP)
• For information on how to clean and replace the air
filter, refer to the operator's manual for the engine.
To remove and install the air filter (LC
551VQ)
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.
56)
4. Examine the air filter for damages. Replace a
damaged air filter.
5. Clean and examine the air filter. Refer to
the air filter (LC 551VQ) on page 16 .
6. Install in the opposite sequence.
To clean the air filter (LC 551VQ)
CAUTION:
without an air filter attached or if the air filter
is dirty.
CAUTION:
cannot be fully cleaned or if it is damaged.
A defective air filter causes damage to the
engine.
1. Push the latch tabs (A), remove the air filter cover
(B) and remove the air filter (C). (Fig. 57)
2. Hit the air filter against a hard surface or blow
compressed air through the air filter from the clean
side of the air filter.
To do a check of
Use protective gloves.
To clean
Do not operate the engine
Replace the air filter if it
1906 - 003 - 30.09.2022