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Slight cracking sound

Slight cracking sound from unit

MHI · Air Conditioning

¿Qué significa Slight cracking sound ?

You hear a slight cracking sound from the unit. This sound is caused by heat expansion or contraction of the plastic and metal parts as the unit heats up or cools down, which is normal.

Causas comunes

  • Heat expansion or contraction of materials (normal operation)

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    This is a normal operational sound and does not indicate a fault.

  2. 2

    No action is typically required for this sound.

  3. 3

    Ensure the unit is installed correctly and not under any undue stress.

  4. 4

    If the cracking is very frequent or unusually loud, you may contact your dealer for reassurance.

  5. 5

    Do not try to open the unit to investigate cracking sounds.

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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