: If controlling multiple units, the remote is connected to the first unit, and subsequent units are daisy-chained via their P1/P2 terminals. Initial Setup and Configuration
: 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. daikin brc1c51 61 installation manual
: If two remote controllers are used for one unit, one must be designated as the "Sub RC." Hold the Mode button for 4 seconds or longer until the display changes from "Main RC" to "Sub RC". Troubleshooting Common Issues
: Cut the plastic at the notched area on the casing to create an entry point for the wires. : If controlling multiple units, the remote is
: Do not install the controller in areas with high moisture, direct sunlight, or near heat sources.
Once the hardware is installed and power is restored, the controller must be configured for its specific application. To set the current time and day: Wiring and Connections : Connect the two-core remote
: Complex wiring and internal settings should be handled by a qualified technician.
: Install control wires at least 3.5 feet (1 meter) away from televisions or radios to prevent electrical noise interference. Installation Procedures
: Shut off all power supplies to the indoor and outdoor units to prevent electric shock.