20 Most Recent Soleus KY-20U Air Conditioner Questions & Answers

E4 Outdoor activation of low pressure switch/ less suction pressure.

Check back pressure, which should be 60 PSI when ambient temp 98 degree.If not Short of gas- find leak and arrest. And do gas charging. Even due to indoor coil dust blocked also e4 arise. Clean the coil and reset it

Soleus Heating &... | Answered on Jul 14, 2019

thats almost an impossible question. one thing i can say is you cant expect it to cool more than one room.

Soleus Heating &... | Answered on May 18, 2019

The condenser coil could be dirty also causing the icing up of the unit or it is low on refrigerant.

Soleus Heating &... | Answered on Sep 27, 2018

This is small room a/c unit. It is not designed to cool an entire house down. The a/c mode typically helps with some humidity although it has to be designed for your location.

Soleus Heating &... | Answered on Aug 21, 2018

Check for power to unit and check all safety

Soleus Heating &... | Answered on Jul 10, 2018

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