If the liquid crystal display shows "88" and does not change, it usually indicates a communication error between the remote controller and the indoor unit, or that the system is in a specific test/demo mode. You should cycle the power at the breaker and check the transmission wiring connections.
Check P1/P2 wiring connections and indoor unit main power breakers. Communication error
Daikin BRC1C51 / BRC1C61 Installation Manual: The Comprehensive Engineering & Setup Guide daikin brc1c51 61 installation manual
Direct sunlight or near heat sources (lamps, radiators, electronics).
: Typically indicates a communication error or failure to designate a Sub-controller when two controllers are used. If the liquid crystal display shows "88" and
: When power is first applied, the screen will display "Connection under check. Please wait for a moment".
: Ensure the installation location is free from high humidity and risk of water splashes. 2. Wiring Specifications & Requirements Please wait for a moment"
Locate the on the PCB (visible when the casing is open or via the digital menu depending on the exact manufacturing batch). Set the primary controller to Main (M) . Set the secondary controller to Sub (S) . Field Setting Mode
If you have searched for the "Daikin BRC1C51 61 installation manual," you likely have the box open, wires exposed, and need answers fast. You are in the right place. This article serves as a comprehensive installation guide, covering everything from mounting dimensions to advanced DIP switch configurations.