Daikin ATXL25J2V1B [12/20] Indoor unit installation
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Daikin ATXL25J2V1B [12/20] Indoor unit installation

Daikin ATXL25J2V1B [12/20] Indoor unit installation
10 English
Indoor Unit Installation
4. Wiring.
1) Strip wire ends (15mm).
2) Match wire colours with terminal numbers on indoor and outdoor unit’s terminal blocks and firmly screw wires to the
corresponding terminals.
3) Connect the earth wires to the corresponding terminals.
4) Pull wires to make sure that they are securely latched up, then retain wires with wire retainer.
5) In case of connecting to an adapter system, run the remote control cable and attach the S21. (Refer to 5. When
connecting to a wired remote controller.)
6) Shape the wires so that the service lid fits securely, then close service lid.
WARNING
• Do not use tapped wires, stranded wires, extension cords, or starburst connections, as they may cause overheating, electri-
cal shock, or fire.
• Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the
terminal block.) Doing so may cause electric shock or fire.
• Do not connect the indoor unit to the mains electricity. Connect it to the outdoor unit only or there may be danger of electric
shock or fire.
5. When connecting to a wired remote controller.
* If work space is available on the right side of the indoor unit, the work
can be performed with the electrical component box attached. Omit the
steps involved with removing and installing the electrical component
box in order to perform the work more efficiently.
5-1.
Remove the front grille (2 screws).
5-2.
Remove the service lid (1 screw).
5-3.
Remove the cover from the indoor unit electrical
component box [Figure 1].
*5-4.
Remove the indoor unit electrical component box.
1) Remove the flap.
2) Disconnect the communication wiring.
3) Disconnect the connector (S200).
4) Remove the thermistor from the heat exchanger.
5) Remove the electrical component box installation screw (1 screw).
Terminal block
Electrical component box
Wire retainer
Use the specified
wire type.
Shape wires so that the
service lid will fit securely.
Firmly secure wire retainer so that
wires sustain no external stress.
When wire length exceeds
10m, use 2.0mm diameter wires.
H05RN
Firmly fix the wires with
the terminal screws.
Outdoor unit
Indoor
unit
Firmly fix the wires with
the terminal screws.
Disengage the tab.
Figure 1: Removing the cover from
the indoor unit electrical
component box
Disengage the tab.
Cover of the indoor unit
electrical component box

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