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Operation indicator lamp not lit

Operation indicator lamp not lit — Unit is off or in standby

Mitsubishi Electric · Air Conditioning

¿Qué significa Operation indicator lamp not lit ?

When the operation indicator lamp is not lit, the unit is either turned off or in standby mode. In multi-system operations, it might indicate standby status.

Causas comunes

  • The unit has been turned off using the remote control.
  • The unit is in standby mode, possibly waiting for a new command.
  • A multi-system unit may be in a standby state.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Press the OFF/ON button on the remote controller to start operation.

  2. 2

    Check if the unit is scheduled to turn on via a timer.

  3. 3

    If in a multi-system, ensure other units are not preventing this unit from operating.

Ver todos los códigos en este manual (170)
Datos técnicos verificados. Última actualización: April 2026

Fallas relacionadas

0.5-second ON / 0.5-second OFF blinkUpper lamp blinks 0.5-second ON/OFF - Miswiring or serial signal error00Normal operation - No error codes1 beep during error display mode1 beep during error display mode - Unit has an error (different code)
Fuente: Mitsubishi Electric Air Conditioning
Open Manual (Page 25)Buscar más códigos en este manual