Filter Replacement - Guardian AC4900 Use & Care Instructions Manual

FILTER REPLACEMENT

The green power light on the air cleaner will turn red and flash continuously indicating that it is time
to replace the filter. Replace the filter according to the directions then press the UV/HEPA Reset
Button and hold for 5 seconds to restart the system. The light will turn back to green. Depending
on usage, filter will last approximately 6 months.
1. Turn off and unplug the unit.
2. Press the lock and
3. Remove the used
release button and
Combination Filter
remove the rear
(Filter B) and dispose
cover from the unit.
of it in the garbage.
5. Reattach the rear cover of the unit and securely latch into place.
CHECKING AND MAINTAINING FILTER
Maintain the filter by checking it frequently.
Depending on air quality conditions, you may need to replace it more frequently.
Vacuum the carbon filter layer as needed to remove loose debris and dust and to help prolong
the life of your filter.
To check the status of the filter, peel back the carbon layer to expose the pleated filter.
If the filter is no longer white and is covered in grey dust/dirt it should be replaced.
IMPORTANT: Do NOT try to wash and re-use the Combination Filter.
IMPORTANT: To maintain warranty and the performance of the air cleaner, use Guardian
Technologies GENUINE Replacement Parts only.
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4. Insert filter system into the unit.
Consult the arrow on the filter
for correct installation direction.
INSTALLING & REMOVING UV-C BULB
UV Bulb Replacement Indicator: The UV-C light on the front of the air cleaner will turn red
when it is time to replace the bulb. Replace the bulb according to the directions then press the
UV/HEPA Reset Button and hold for 5 seconds to restart the system. The light should remain
a constant blue.
2. Remove the
1. Turn off and unplug unit.
combination filter.
Press the lock and release
button and remove the
rear cover from the unit.
4. The UV-C Bulb is removed by carefully grasping the bulb with a clean cloth or tissue and pulling
the bulb straight out of the unit.
5. The UV-C Bulb is reinstalled by sliding it, horizontally, back into the slots at the top of the unit.
6. Push and hold UV/HEPA Reset Button for 5 seconds to reset UV Bulb Change Indicator.
3. Use a Philips head
screwdriver to remove
2 screws and detach the
UV-C Metal Shield.
Bulb is NOT visible
until the UV-C METAL
SHIELD has been
removed.
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