Grease filters can be cleaned, according to your manual.
If you've misplaced yours, it's online here
Charcoal filters cannot be cleaned and must be repaired.
From the manual:
Reusable Grease Filters
The reusable grease filters should be cleaned at
least once a month. Never operate the
microwave without the filters in place. In
situations where flaming might occur on
surfaces below the hood, filters will stop the
entry of flames into the unit.
To Remove Grease Filter
To remove grease filter, grasp the “finger hold”
on the filter and slide to the rear. Then pull filter
downward and to the front. The filter will drop
To clean Grease Filter
To clean grease filters, soak and then agitate
filter in solution of hot water and detergent. Do
not use ammonia or ammonia products because
they will darken the metal. Light brushing can
be used to remove embedded dirt. Rinse, shake
and remove moisture before replacing.
To Replace Grease Filter
To replace grease filter, slide the filter in the
frame slot on the back of the opening. Pull filter
upward and to the front to lock into place.We're
happy to help you with free advice and we'd appreciate your thoughtful
rating of our answer.