GE PVM9179DF1BB Owner's Manual page 29

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Charcoal Filter
The charcoal filter cannot be cleaned. It must
be replaced. Order Part No. WBO2X10943 from
your GE supplier.
If the model is not vented to the outside,
the air will be recirculated through a disposable
charcoal filter that helps
remove smoke and odors,
The charcoal filter should be replaced when it is
noticeably dirty or discolored (usually after 6 to
12 months, depending
on usage), See "Optional Kits," page 7,
for more information,
Remove 2 grille screws to remove
the grille.
To Remove the Charcoal Filter
To remove the charcoal filter, first disconnect
power at the main fuse or circuit breaker, or pull
the plug, Remove the top grille by removing the
two screws that hold it in place,
You may need to open the cabinet doors to
remove the screws,
Lift the filter at the bottom until it comes free of
the tabs, Slide the filter down and out,
To Instafl the Charcoal Filter
To install a new charcoal filter, remove plastic
and other outer wrapping from the new filter,
Insert the top of the filter up and into the
grooves on the inside of the top opening, Push
the bottom of the filter in until it rests in place
behind the tabs,
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