Mitsubishi Electric · R410A Systems
A conflict exists in the address settings of units on the network. This specifically occurs when a combination of automatic, manual, or remote control addressing modes are simultaneously used on one network, disrupting communication.
Click steps to track your progress.
Review all indoor and outdoor unit address settings to ensure a consistent addressing method (e.g., all manual, or all auto where supported).
Verify that there are no duplicate addresses assigned to any unit on the network.
Refer to the system installation manual for proper addressing procedures for the specific system configuration.