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  • July 7, 2024 at 2:42 pm #1185
    theachub_m40wgrTheAChub
    Keymaster

      Premium

      Transmission Error between Main and Sub Remote Controllers

      Error Code       U8

      Applicable

      Models

      		 All indoor models
      Method of Error

      Detection

      		 In case of controlling with 2 remote controller, check the system using micro-computer if signal transmission between indoor unit and remote controller (main and sub remote controller) is normal.
      Error Decision

      Conditions

      		 When transmission is not carried out normally for a certain amount of time.
      Supposed

      Causes

      		 „

      „

      		 Transmission error between main and sub remote controller

      Connection between sub remote controllers
      „ Defective remote controller PCB

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