Daikin Brc1c51 61 Installation Manual -

(Main LCD unit with internal thermistor)

: Ensure the main power to the indoor unit is active. Check for a broken or shorted wire between P1 and P2.

The system will enter Field Setting Mode, indicated by a blinking mode number.

Cut the plastic at the notched area and remove any burrs to avoid damaging the wires.

Follow these detailed steps for a professional and safe installation of your Daikin BRC1C61 remote controller. daikin brc1c51 61 installation manual

: Communication error between the indoor unit and remote controller. Check for loose wiring on terminals P1/P2. No Display

Transmission error between the controller and the indoor unit.

: Choose the wiring entry point (top center, top right, or bottom) and cut the plastic at the notched area.

Once wiring is complete, snap the front casing back onto the rear installation plate. Ensure all latches click firmly into place, taking care not to pinch the internal wires. Initial Power-On Turn on the main power supply to the Daikin indoor unit. (Main LCD unit with internal thermistor) : Ensure

Locate the physical slide switch or jumper on the back of the PCB (labeled ). Set the primary controller to MAIN . Set the secondary controller to SUB . Common Field Setting Codes

: The wiring between the remote controller and the indoor unit is

Check for loose wire terminals at both ends; ensure there is no high-voltage interference. Communication failure or duplicate Main/Sub conflict.

: Install at least 1 meter away from TVs or radios to prevent electromagnetic interference. Avoid areas with direct sunlight, high moisture, or corrosive gases. Manual Resources Cut the plastic at the notched area and

: The wires connect to terminals P1 and P2. Because the system is non-polar, you can connect either wire to either terminal without damaging the unit. 3. Step-by-Step Installation & Mounting

The most accurate wiring diagram is the one specific to your indoor unit. It is typically provided in the installation manual that came with the unit. It is often located inside the service cover of the indoor unit or on the unit's wiring label.

: Connect the other end of these wires to the corresponding P1/P2 terminals on the indoor unit's control board.