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  3. Air Conditioning
  4. Poor cooling or heating
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Poor cooling or heating

Poor cooling or heating — Air conditioner not performing effectively

MHI · Air Conditioning

¿Qué significa Poor cooling or heating ?

The air conditioner is not providing sufficient cooling or heating to the room. This could be due to various factors affecting its performance or environment.

Causas comunes

  • Doors or windows left open.
  • Too many people or a heat source in the room.
  • Clogged air filter.
  • Thermostat set at an unsuitable temperature.
  • Direct sunlight entering the room.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check if all doors and windows in the room are closed.

  2. 2

    Ensure the air filter is clean and not clogged. Clean it if necessary.

  3. 3

    Adjust the thermostat to a suitable temperature setting.

  4. 4

    Block direct sunlight entering the room if it's affecting temperature.

  5. 5

    If the problem persists after these checks, switch off the power and contact your dealer.

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

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Fuente: MHI Air Conditioning
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