MUND CLIMA MUCH-20-H4, Operation Manual, Page: 29 / 43

Ducted Split Type Air-Conditioning
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5) Install the Electrical Box. (Be Suit For 25KW~40KW)
In order to ease the maintaining work, we recommend to get of the electrical box part of the indoor unit to
refix it at the air outlet part. Please see following Fig 21.
Fig. 21 Schematic for the Electrical Box part
6) Install the wired remote controller
A pit or a hole in the suitable position of the wall should be reserved for the connection signal cables.
The connection wire between indoor unit and controller can be laid in the pit with 1# PVC pipe for direct
installation (Figure 22). For concealed installation, 1# PVC can also be utilized (Figure 23).
Both Cable of direct installation and the concealed one, please drill two horizontal hole on the wall and
insert two wooden plug. Then fix the soleplate on the wall and insert the signal wire pin into the plug as showed
in Figure 24, finally fix the controller to the wall..
Installation of the Wired Controller