16
Install of ducted type indoor unit
When connect wired controller to main board showed as Fig.9, use a 4 cores cable to set up a
communication wiring from CN19 terminal on the main board to CN1 terminal on the wire controller. Make sure
the power is shut off before the wiring; check if the wiring is firmly and prevent any circuit shortage after
finishing this step one more time.
There are 4 pieces of wires in the cable of controller. (all included in the 4 cores
cable), count from upper right direction of wiring terminal are the name of the wires: Earthed wire (GND),
communication wire A (A), communication B(B), power wire (+12V)
●
Install the wired remote controller
1
3
2
4
Fig.10
Installation of wire remote controller
●
Notice for installation under the guidance of Fig.10
1. Cut off power supply before install the electrical components, it is forbidden to carry out the installation with
power on;
2. Get one end of the 4 core communication cable, put it through the rectangular hole on the base board on the
wire remote controller;
3. hold the base board of controller on the wall, then fix it to the wall with M4x25 screw;
4. Plug the 4 core communication cable into the slot on the wired remote controller, then fix the controller panel
with base board together;
SN
1
2
3
4
Name
Casing base, installed
into the wall
Controller Soleplate
Screw M4X25
Controller Panel
Summary of Contents for OV-R224P/Na-M
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