79
4.5 Back cover installation
Use straight head screwdriver to insert into the buckling posi
ti
on in the bo
tto
m of wired controller, and turn
the screwdriver to open the back cover. Pay a
tt
en
ti
on to turning direc
ti
on, otherwise the back cover will
be damaged.
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 plas
ti
c screw bars in the accessory to be standard length from the electrical box
screw bar to the wall. Make sure when installing the screw bar to the electrical box screw bar, that it is
flat against t
he wall.
$OOLDQFHR410A Direct Heating Type HPWH 50Hz Technical Manual MCAC-HTSM-201801