Husqvarna LC140 9676367-01 - Инструкция по эксплуатации - Страница 12

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. 30 )
2. Remove the blade bolt.
3. Remove the blade.
4. Examine the blade support and blade bolt to see if

there are damages.

5. Examine the engine shaft to make sure that it is not

bent.

6. When you attach the new blade, point the angled

ends of the blade in the direction of the cutting cover.

(Fig. 31 )

7. Make sure that the blade is aligned with the center of

the engine shaft.

8. Lock the blade with a block of wood. Attach the

spring washer and tighten the bolt and washer with a

torque of 45–60 Nm.(Fig. 32 )

9. Pull the blade around by hand and make sure that it

turns freely.

WARNING: 

Use heavy duty gloves. The

blade is very sharp and cuts can easily

occur.

10. 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: 

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.

To change 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. Operate the product until the fuel tank is empty.
2. Remove the ignition cable from the spark plug.
3. Remove the oil tank cap.
4. Put a container below the product to collect the

engine oil in.

5. Tilt the product to drain the engine oil from the oil

tank.

6. Fill with new engine oil of the type recommended in 

Technical data on page 13.

7. Do a check of the oil level. See 

To do a check of the

oil level on page 12.

Air filter

An air filter that is used for a long time cannot be fully

cleaned. Replace the air filter at regular intervals.

Note: 

Always replace a damaged air filter.

To clean the foam plastic filter

1. Remove the air filter cover and remove the foam

plastic filter.

2. Clean the foam plastic filter with soap and water.
3. Flush the foam plastic filter in clean water.
4. Squeeze the water from the foam plastic filter and let

it dry.

CAUTION: 

Do not use compressed air.

It can cause damage to the foam plastic

filter.

5. Lubricate the foam plastic filter with engine oil.
6. Press a clean cloth against the foam plastic filter to

remove unwanted oil.

7. Put the air filter back. Make sure that the air filter

fully seals against the air filter holder.

8. Put the air filter cover back.

To examine the spark plug

CAUTION: 

Always use the 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:

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801 - 003 - 04.10.2018