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Frequently asked Questions

There is a very good chance the answer to your question is below.

Can the HEPA Filter be washed?

NO, the HEPA Filter is made of composite material and washing will seriously affect its purification capacity.

Air quality still has not improved even after operating for a long period of time?

When the unit being used in a seriously polluted area, the treatment process will take a long time. Continue operating the unit in high airflow (turbo) mode until pollution is reduced.

‘HP’ displays at Display Screen does HEPA Filter needs to be replaced?

HEPA Filter has reach 3,000 hours of operation. When ‘HP’ displays at Display Screen, under Power-Off state but without disconnecting power supply, long press the ON/OFF Button for 10 seconds, where a ‘Da’ sound should be heard from the unit. Then, press the Air Speed Reduce Button. ‘HF’ will display at the Display Screen for 3 seconds to exit reminding mode. Next, turn on the unit for normal operation.

‘nC’ displays at Display Screen as a reminding to check the operation situation of NCCO Reactor?

NCCO reactor has reach 11,000 hours of operation. When ‘nC’ displays at Display Screen, under Power-Off state but without disconnecting power supply, long press the ON/OFF Button for 10 seconds, where a ‘Da’ sound should be heard from the unit. Then, press the Air Speed Increase Button. ‘nF’ will display at the Display Screen for 3 seconds to exit reminding mode. Next, turn on the unit for normal operation. NCCO Reactor replacement is subjective and if unit is loosing effective operation please replace the reactor.

The appliance releases mineral smell during the first time operation?

It’s normal as catalytic oxidation is taking place inside of the NCCO Reactor, the smell is harmless to human body, and it would disappear after a period of operating time.

The appliance’s “NCCO” indicating light flashes in red?

Turn off the appliance. Unplug and wait for 3-5mins to plug back to the socket.

The airflow from air outlet becomes slow?

The dust-removing filter may be blocked. Replace the filter (see section "maintenance and replace" of this manual).

Appliance is “beeping” in sound and does not operate?

Check if the filters have been correctly installed.

Does a Westinghouse Air Purifier emit Ozone?

The Westinghouse NCCO Air Purifiers  will not emit excessive ozone. Westinghouse NCCO appliances  have ETL certificate which prove that we have passed Ul867. For this standard, the machine needs to put in an confined environment for 24hours and the ozone concentration at the air outlet need to be lower than 50ppb.

What is active Oxygen?

The active oxygen, is highly reactive molecules with oxygen atoms. Including oxygen radicals, negatively and positively charged oxygen, ozone and hydroxyl ions.

Is the NCCO Reactor made of zeolite? Does it contain erionite?

The Reactor does use zeolite. We are not using Erionite. Erionite is not allowed in commercial products.

Is Westinghouse NCCO effective on the Covid-19 Virus?

To date no testing protocols have been developed to allow testing on this virus. As testing is not yet allowed for this Virus. We have no results to share with our customers. Once testing is safe and allowed we will publish these results.

, WESTINGHOUSE, and INNOVATION YOU CAN BE SURE OF are trademarks of Westinghouse

Electric Corporation. Used under license by NCCO Global LTD., All Rights Reserved.