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Operation
Filter Life Counters
The Pre-Filters, Carbon Odor Filter, and HEPAtech
®
Main Filter are critical to the proper
operation of the Air Purier. To help you know when to clean and change the lters, your
Hunter Air Purier has Filter Life Counters that will monitor the life of your lter. Although
the exact life of the lters depends on the environment, the table below gives typical us-
age times of the lters.
Table 2: Typical Usage Times of the Filters
Filter Type
Typical Usage
HEPAtech
®
Main Filter
2800 hours
When the Pre-Filters & Carbon Odor Filter Indicator comes on, clean the Pre-Filters and
change the Carbon Odor Filter. Replace the HEPAtech
®
Main Filter when the HEPAtech
®
Main Filter Indicator comes on.
The values of the Filter Life Counters are stored in the Air Purier’s memory. The unit may be
unplugged and moved or stored without losing the Pre-Filter and Filter Counter values.
To properly track lter life, reset the Filter Life Counters each time the lters are changed
or cleaned. Refer to Pre-Filters & Carbon Odor Filter (pg. 10) or Changing the Filter (pg. 11)
sections for instructions on how to reset the counters.
Resetting the Air Purier
In the unusual situation that the unit or the display is exhibiting erratic behavior, you may
want to reset the Air Purier. If you still have problems after resetting the Air Purier, please
contact Hunter for additional assistance (refer to Technical Support, pg. 14).
To Reset the Air Purier:
1. Unplug the unit for at least 30 seconds.
2. Plug the unit back in.
Pre-Filter / Carbon Odor Filter
1400 Hours