Replacing The Air Filter - Husqvarna WH4817E, WH3615E Operator's Manual

Replacing the Air Filter

If the engine seems weak or runs unevenly,
the air filter may be clogged. If run with a dirty
air filter, the spark plugs can become fouled,
disrupting operation.
For this reason, it is important to replace the air
filter regularly (see the heading Maintenance
Schedule for the proper service interval).
Cleaning/replacing the air filter is carried out
as follows:
WARNING!
Allow the exhaust system to
cool before performing
service. Risk for burns.
1. Remove the plastic fastener on top of the
air filter cowling and remove the air filter
cowling.
2. Remove the foam pre-filter and clean
using a mild detergent.
Squeeze it dry with a clean cloth.
3. Remove the wing nuts for the air filter
and remove the paper filter. Tap the
paper filter against a fixed surface to
remove dust. If the paper filter is still
dirty, it must be replaced.
IMPORTANT INFORMATION
Do not used compressed air to clean the
air filter.
Do not wash the paper filter.
Do not oil the paper filter.
4. Refit the air filter as follows: Check that
the seal on the bottom of the paper filter
is whole.
Mount the paper filter in the air filter
housing and tighten the wing nuts.
5. Refit the pre-filter on the paper filter.
6. Replace the cowling over the air filter
housing. Do not over tighten the plastic
fastener.
MAINTENANCE
Remove the air filter cowling
Remove the pre-filter
Remove the paper filter
Remove dust
8011-784
8011-557
8011-558
8009-181
39
English-