Daikin Brc1c51 61 Installation Manual May 2026

: Shut off all power supplies to the indoor and outdoor units to prevent electric shock.

The setting is confirmed only after all steps are completed; otherwise, it will exit after 5 seconds of inactivity.

: Cut the plastic at the notched area on the casing to create an entry point for the wires. daikin brc1c51 61 installation manual

: Use putty or a similar sealant to close the wiring lead-in hole to prevent water, dust, or insects from entering. 2. Wiring and Connections

: Connect the two-core remote controller wire to terminals P1 and P2 on the controller's PCB. These terminals are not polarity sensitive , meaning the wires can be connected in either position. : Shut off all power supplies to the

: Route the other end of the wire to the indoor unit and connect it to the corresponding P1 and P2 terminals on the unit's control board.

: Do not install the controller in areas with high moisture, direct sunlight, or near heat sources. : Use putty or a similar sealant to

: Insert a flathead screwdriver into the recesses at the bottom of the lower case to gently pry off the upper case. Be careful not to damage the internal printed circuit board (PCB).