Cooling System - Husqvarna 525HE3 Manuel D'utilisation

you touch the product it can result in burns
to the skin. Think about of the risk of fire.
1. Stop the product and let it cool down.
2. Remove the cover to the muffler.
3. Remove the screw holding the spark arrestor mesh.
4. Clean the spark arrestor mesh if it is blocked or
replace it if it is damaged.
CAUTION:
must be replaced if it is damaged. Do not
use a product if the spark arrestor mesh on
the muffler is missing or defective.
CAUTION:
frequently blocked it can be a sign that
performance of the catalytic converter is
decreased. Turn to your servicing dealer to
examine the muffler. A blocked spark
arrestor mesh will cause overheating and
result in damage to the cylinder and piston.

Cooling system

The product has a cooling system to keep the operation
temperature as low as possible.
Clean the components of the cooling system with a
brush weekly or more frequently in rougher conditions. A
dirty or blocked cooling system makes the product too
hot which causes damage to the piston and cylinder.
The cooling system has the following components:
1. Air intake on the starter.
2. Fins on the flywheel.
14
The spark arrestor mesh
If the spark arrestor mesh is
3. Cooling fins on the cylinder.
4. Cylinder cover.
5. Muffler cover.
6. Muffler plate.
3
1
To do a check of the spark plug
CAUTION:
spark plug. Refer to
17 . An incorrect spark plug can cause
damage to the product.
1. If the product is not easy to start or to operate or if
the product operates incorrectly at idle speed,
examine the spark plug for unwanted materials. To
decrease the risk of unwanted material on the spark
plug electrodes, do these steps:
a) make sure that the idle speed is correctly
adjusted.
b) make sure that the fuel mixture is correct.
c) make sure that the air filter is clean.
2. Clean the spark plug if it is dirty.
3. Make sure that the electrode gap is correct. Refer to,
Technical data on page 17 .
4. Replace the spark plug monthly or more frequently if
necessary.
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2
6
5
Use the recommended
Technical data on page
1173 - 003 - 19.03.2021