Husqvarna S 13 Workshop Manual page 18

CAUTION: Do not clean a HEPA filter. This
causes damage to the HEPA filter.
CAUTION: Make sure to not touch the inner
surface of the HEPA filter. This cause damage
to the HEPA filter.
1. Loosen the nuts on the filter covers. Remove the
HEPA filter covers.
2. Carefully lift the HEPA filters into a clean plastic bag.
3. Dispose the plastic bag correctly. Refer to local
regulations.
4. Install a new HEPA filter.
5. Install the HEPA filter covers.
18 - Repair instructions
8.3.2 To replace the prefilter
WARNING: Use approved protective gloves
when you replace the prefilter.
1. Remove the filter caps.
2. Remove the top cover. Refer to
cover on page 17 .
3. Carefully lift the prefilter into a clean plastic bag.
4. Dispose the plastic bag correctly. Refer to local
regulations.
5. Install a new prefilter in the container.
6. Install the top cover. Refer to
on page 17 .
8.3.3 To clean the prefilter
CAUTION: Do not hit or drag items across the
prefilter surface. The prefilter can be damaged.
CAUTION: Do not use water to clean the
prefilter.
• Clean the prefilter in applicable area.
• Clean the prefilter before you change the dust bag
or when the operation is completed.
• Clean the prefilter when it is unsatisfactory suction.
• To clean the prefilter with an external dust extractor,
do these steps:
a) Remove the top cover. Refer to
top cover on page 17 .
b) Lift out the prefilter.
c) Clean the outer surface of the prefilter. Install a
soft brush on the external dust extractor to
prevent damage to the prefilter.
To remove the top
To install the top cover
To remove the
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