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9
CARE AND MAINTENANCE / REPLACEMENT 1
Total operation time
After about 17,500 hours
Total operation time
After about 19,000 hours
•
Please replace.
•
Operation stops.
Filter clean light / Unit replacing light
Press for 3
sec. or more
(2 flashes→Turned off)
Filter clean light will be lit after
approx. 1 month (approx. 720 hours),
when operated 24 hours a day. Once
cleaning is completed, then press
and hold in the Filter reset button for
at least 3 sec. to turn off the Filter
clean light. (Page 10, 11)
If the total operating time passes approx. 17,500 hours
(approx. 2 years if the product is operated 24 hours a day),
Unit replacing light flashes to notify you of the replacement
time of the unit. When you replace with a new unit, the light
goes off. (Page13)
Filter clean light
Unit replacing light
Flashing
(Red)
Fast flashing
(Red)
IG-EX20B_EN(Singapore).indd 9 2020/07/22 11:59:25
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