Filter Life Counters
When the Pre-Filter Life Counter exceeds 1400 hours, the Pre-Filter Indicator will flash
amber as a reminder that you should clean the Pre-Filter. When the Main Filter Life Coun-
ter exceeds 8000 hours, the Main Filter Indicator will flash amber as a reminder that you
should change the Main Filter.
Pre-Filter Indicator
(Amber, flashing)
Fig. 3 - Pre-Filter and Main Filter Indicators, Top Cover On
Cleaning the Pre-Filter and Changing the Main Filter
To access the Pre-Filter and the Main Filter:
1. Turn off and unplug the Air Sterilizer.
2. Remove the Top Cover. Place your fingers under the Top Cover Tabs on the
Top Cover's front corners. See Figure 4a. Lift the front of the Top Cover, then
pull it toward the front of the unit. See Figure 4b.
Fig. 4a - Top Cover Tabs
Air Sterilizer Maintenance
Top Cover Tabs
7
Main Filter Indicator
(Amber, flashing)
1
Fig. 4b - Removing the Top Cover
2
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