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  • July 7, 2024 at 9:47 am #993
    theachub_m40wgrTheAChub
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      Drain Level Control System (S1L) Abnormality

      Error Code        A3

      Applicable

      Models

      		 FXFQ, FXZQ, FXDQ, FXMQ-PB, FXMQ-M (Option), FXHQ (Option), FXAQ (Option)
      Method of Error

      Detection

      		 By float switch OFF detection
      Error Decision

      Conditions

      		 When rise of water level is not a condition and the float switch goes OFF.
      Supposed

      Causes

      		 „ 208~230V power supply is not provided

      „ Defective float switch or short circuit connector

      „ Defective drain pump

      „ Drain clogging, upward slope, etc.

      „ Defective indoor unit PCB

      „ Loose connection of connector

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