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Air conditioner does not work at all

Air conditioner does not work at all — Unit unresponsive

MHI · Air Conditioning

¿Qué significa Air conditioner does not work at all ?

The air conditioner is completely unresponsive and does not turn on. This can be caused by a lack of power supply or incorrect timer settings.

Causas comunes

  • Power failure or a blown fuse/tripped circuit breaker.
  • Main power switch for the unit is turned off.
  • Timer set in the 'ON' position, which delays startup.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check for a power failure in your home or a blown fuse/tripped circuit breaker.

  2. 2

    Ensure the main power switch for the air conditioner is turned on.

  3. 3

    Verify if the timer has been set to the 'ON' position, which delays startup.

  4. 4

    If the unit still does not operate, switch off the power and contact your dealer.

Ver todos los códigos en este manual (124)
Datos técnicos verificados. Última actualización: April 2026

Fallas relacionadas

00Outdoor Board LED only green lights up after startup - No outdoor unit of address 0 / Remote controller transmission wire open1OPERATION INDICATOR lamp blinks 1 time (Pattern A) - Indoor/outdoor unit communication error (Transmitting error - Outdoor unit)14OPERATION INDICATOR lamp blinks 14 times (Pattern A) - Other errors
Fuente: MHI Air Conditioning
Open Manual (Page 25)Buscar más códigos en este manual