Midea R410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201906
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4.5 Back cover installation
Use straight head screwdriver to insert into the buckling position in the bottom of wired controller, and
spin the screwdriver to take down the back cover. Pay attention to spinning direction, otherwise will damage
the back cover.
Use three M4×20 screws to directly install the back cover on the wall.
Use two M4×25 screws to install the back cover on the 86 electrician box, and use one M4×20 screw for
fixing on the wall.
Adjust the length of two plastic screw bars in the accessory to be standard length from the electrical box
screw bar to the wall. Make sure when install the screw bar to the electrical box screw bar, make it as flat as
the wall.