Mitsubishi Electric CITY MULTI Smart ME Controller Manuel D'installation page 8

(2) Installation space
Leave a space around the remote controller as shown in the figure below, regardless of whether the
controller is installed in the switch box or directly on the wall. Removing the remote controller will not
be easy with insufficient space.
Also, leave an operating space in front of the remote controller.
Required space around the remote controller
(3) Installation work
Important
Use caution when handling circuit boards to
prevent damage from static electricity.
Although the circuit board is covered with an
insulation sheet, part of the circuit board is
exposed. Use extra caution not to let your
fingers come in contact with the circuit
board.
The remote controller can be installed either in the switch box or
directly on the wall. Perform the installation properly according to
the method.
1 Drill a hole in the wall.
■ Installation using a switch box
• Drill a hole in the wall, and install the switch box on the wall.
• Connect the switch box to the conduit tube.
■ Direct wall installation
• Drill a hole in the wall, and thread the cable through it.
* No cable access hole is required when running the remote
controller cable along the wall.
2 Seal the cable access hole with putty.
■ Installation using a switch box
• Seal the cable access hole at the connection of switch box and conduit tube with putty.
To reduce the risk of electric shock, malfunctions, or fire, seal the gap between the cables and
cable access holes with putty.
3 Prepare the bottom case of the remote controller.
* Take the following procedure only when performing direct wall
installation and running the remote controller cable along the wall.
30 (1-3/16)
30 30
(1-3/16) (1-3/16)
Temperature and Humidity sensor
120 (4-3/4)
unit: mm (in)
– 8 –
Wall
Conduit tube
Locknut
Switch box
Bushing
Seal the gap
with putty.
Remote
controller cable
Bottom case