Error Code E422 Samsung Ducted Sensors @Samsung HVAC #e422

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I will show you how to get to the pump in order to clean the drain line coming from the Drain pump.
Watch this video https://youtu.be/pdw-p6X-eCc

For more information on the 4 way ceiling cassettes check out the link below.
https://www.samsunghvac.com/downloads-single-zone-cassette-systems/wind-free-4-way-single-zone

Check out this video on Error Code E 153

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