That depends on how big your system is and if you want the heated or cooled air to enter the other rooms. If there are entry/exit doors to the outside of the house, then these should be closed, along with windows, when the split system is operating.
My daikin air con works for about 20mins then makes a noise like a burst of a drill frequently.Once...
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My daikin air con works for about 20mins then makes a noise like a burst of a drill frequently.Once i turn the machine off the noise still goes on for hours after. what is this and how i fix? thanks
Serial signal reverse error code. Model ASTA09LCC. Unit was installed and ran for approx. 2 hours...
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Serial signal reverse error code. Model ASTA09LCC. Unit was installed and ran for approx. 2 hours before failing