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1 Cautions 2 Cooling Heating Indoor outdoor Rated Maximum Minimum 27 32 18 19 23 14 35 43 -5 24 26 -- 20 27 15 14.5 -- -- 7 24 -15 6 18 -- DB C WB C DB C WB C Indoor outdoor DB C WB C DB C WB C Cautions D AE072FCAKA AE242FCAKA AE092FCAKA , AE122FCAKA , AE142FCAKA , AE182FCAKA , AE212FCAKA have the Return air box (see the following picture) when shipping from the factory and they are back-side return air. During the installation, also can be changed to Down-side Return air according to the user's