For a leaf blower to function in an+ optimal way, the air filter needs to be clean and working properly.
CAUTION: Do not use the product without an air filter or if the air filter is damaged. Dust in the air can cause damage to the engine.
If the air filter is dirty or damaged, there can be issues with starting the products or you can experience loss of power while using them.
Air filter types on a leaf blower:
- Foam filter
![](https://p3.aprimocdn.net/husqvarna/2a394943-1dfa-47c6-8cd0-b02000d362bc/SW-388257_HighResPng.png?width=200)
- Felt filter
![](https://p3.aprimocdn.net/husqvarna/3dd1f4e6-6ca3-4015-b576-ab6e00e13b4d/H710-8363_HighResPng.png?width=200)
The air filter must be regularly cleaned to remove dust to avoid:
- Starting problems
- Loss of engine power
- Unnecessary wear to engine parts
- Excessive fuel consumption
Do maintenance on an air filter more frequently in dusty conditions.
Cleaning the air filter
- Remove the air filter cover.
- Remove the air filter from the filter frame.
- Clean the air filter with warm water and soap.
- Clean the inner surface of the air filter cover with a brush.
- Remove and replace the felt filer if it is dirty.
- Install the felt filter and the air filter.
- Install the air filter cover back on the leaf blower.
Oiling the air filter
If you are using your product in dusty conditions, the air filter must be soaked in oil.
This applies to foam filters only.
Always use Husqvarna air filter oil or air filter spray.
WARNING: Use protective gloves since the air filter oil can cause skin irritation.
How to apply air filter oil from the bottle
- Put the air filter in the plastic bag and pour the filter oil over it.
- Knead the plastic bag to distribute the oil.
- Squeeze the excess oil out of the filter inside the plastic bag and pour off the excess before fitting the filter to your leaf blower.
![](https://p3.aprimocdn.net/husqvarna/c86e648b-9d71-4dbb-b5f8-ac23002a2de3/H410-0397_HighResPng.png?width=200)
How to apply tair filter oil in spray form
Apply the spray directly to the filter.
![](https://p3.aprimocdn.net/husqvarna/2a01b4b1-f65b-4f8c-90cf-af5400b56e39/OA-255674_HighResPng.png?width=200)
Replacing the air filter
If the air filter has been use for a long time, it cannot be cleaned completely.
In this case, replace the air filter with a new one. Do so in regular intervals.
Depending on the model of your leaf blower, the air filter can differ.