Daikin FTXA20C2V1BW - To Connect Optional Accessories (Wired User Interface, Central User Interface, Etc.)

8 | Electrical installation
Installer reference guide
43
CTXA-C(W)(B)(S) + FTXA-C(W)(B)(S)
Daikin room air conditioner
4P518023-15P – 2023.05
a
b
c
a Terminal block
b Electrical component block
c Cable clamp
5 Strip the wire ends approximately 15mm.
6 Match wire colours with terminal numbers on the indoor unit terminal blocks
and firmly screw the wires to the corresponding terminals.
7 Connect the earth wire to the corresponding terminal.
8 Firmly fix the wires with the terminal screws.
9 Pull the wires to make sure that they are securely attached, then retain the
wires with the wire retainer.
10 Shape the wires so that the service cover fits securely, then close the service
cover.
8.3 To connect optional accessories (wired user interface, central user
interface, etc.)
1 Remove the electrical wiring box cover (refer to "6.2.5 To remove the
electrical wiring box cover"[426]).
2 Attach the connection cable to the S21 connector and pull the wire harness as
shown in the following figure.
a
a S21 connector
3 Put the electrical wiring box cover back and pull the wire harness around it as
shown in the figure above.