To Check The Chain Lubrication; Air Filter - Husqvarna 128PS Manual De Usuario

3. Clean the groove in the guide bar.
4. Examine the groove in the guide bar for wear.
Replace the guide bar if it is necessary.
5. Examine if the guide bar tip is rough or very
worn.
6. Make sure that the bar tip sprocket turns freely
and that the lubricating hole in the bar tip
sprocket is not blocked. Clean and lubricate if it
is necessary.
7. Turn the guide bar daily to extend its life cycle.
20

To check the chain lubrication

1. Check the chain lubrication each time you refuel.
Aim the tip of the bar at a light coloured surface
about 20 cm (8 inches) away. After 1 minute
running at 75 % throttle you should see a distinct
line of oil on the light surface.
2. If the saw chain lubrication does not operate
correctly, do a check of the guide bar. Refer to
To do a check of the guide bar on page 19 for
instructions. Speak to your servicing dealer if the
maintenance steps does not help.

Air filter

Remove dust and dirt from the air filter to keep it
clean and prevent these problems:
• Carburetor malfunctions.
• Problems when you start the product.
• Loss of engine power.
• Increased wear to engine parts.
• Too much fuel consumption.
To clean the air filter
1. Remove the air filter cover and remove the filter.
2. Hit the filter against a flat surface to make the
particles fall off.
CAUTION:
or compressed air to clean the air
filter.
3. Put the air filter back. Make sure that the air filter
fully seals against the air filter holder.
4. Put the air filter cover back.
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 do a check of the spark plug
CAUTION:
spark plug. Refer to
page 23 . An incorrect spark plug can
cause damage to the product.
Do not use solvent
Use the recommended
Technical data on
1780 - 002 - 20.04.2022