Honeywell HHT-149 Important Safety Instructions Manual page 4

HHT-149-HD_OM.qxd
OPERATION OPERATION
(CONTINUED) (CONTINUED)
The filter status display turns on. (Note: The 1
°
filled in. Additional segments will fill in as the filter gets dirty.)
The "filters" and "UV Bulb" lights will be green. (Note: if they
°
are red, this indicates that the filters must be cleaned or
UV bulbs replaced.)
Changing the Cleaning Power Setting:
• This model has 12 air cleaning settings for specialized cleaning
capability. To increase the cleaning power, press the (+) button and
to decrease the cleaning power, press the (–) button. The cleaning
power display "segments" will increase when power is increased
and vice versa.
• Use a higher setting if you want to clean your room at a higher
rate and use a lower setting for quieter operation.
Ionizer, UV and Oscillation Options:
• Press the ionizer (
these functions on or off. The ionizer button will be back-lit to indicate ionization is taking place. The UV
button will be back-lit and the blue UV indicator light will illuminate when the UV feature is on. (Note: UV
bulbs are inside the product and the actual UV light cannot be seen.) The oscillate button will be back-lit
and the unit will oscillate when the oscillation feature is on.
NOTE: If you have asthma symptoms or other breathing
disorders that can be triggered by the presence of an ionizer, we
recommend that you do not activate the ionization feature.
Timer Operation:
• Once the air purifier is turned on, it can be programmed to turn
off automatically after a set amount of time (up to 18 hours).
• Press the Timer on\off button (
appear in the timer display (Fig. 4).
• If you want to increase or decrease the amount of time in which
the product will shut off, press the Timer (+) or (–) buttons.
• To turn off the timer mode, just press the Timer
on\off button ( ).
NOTE: Removing the rear grille or turning off the unit will cancel
the timer operation.
Filter Clean Indicator:
• The HEPA-Type filters and pre-filter should be checked about every 3 months depending on use. The
Filter Status display shows the approximate time left until the HEPA-Type filters need to be cleaned or
replaced.
• When the Filters need to be cleaned or replaced, all of the Filter Status segments will be filled in and
the Filters button LED will change from green to red (Fig. 5).
• Clean or replace the HEPA-Type filters and pre-filter (see Cleaning/Replacing instructions) and then
press and hold the Filters button for 5 seconds or until the light changes from Red to Green. The filter
status bar will revert back to showing only one bar.
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), UV ( ), or oscillate (
). The default time of "9 hr" will
st segment is always
Fig. 4
) buttons to turn
Fig. 5