Before leaving a message here, I forgot whether my home press, and go back to see, but there are back panels, it is difficult to detect
With the rear cover, mainly to avoid touching the basic insulation of electrical components, if not, the manufacturers are generally made double insulation protection, can play a safe role, rest assured that the use of it!
Find you say so, I can not even see the compressor can not see my home, I feel nothing behind, and go back to confirm today, personal feeling or with a back cover, a sense of security