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RUN light ON (No TIMER light)

RUN light ON (No TIMER light) - Cooling high pressure protection

MHI · Air Conditioning

¿Qué significa RUN light ON (No TIMER light) ?

The system has activated a protection mechanism due to excessively high pressure in the cooling circuit. This can indicate an overcharge of refrigerant or an issue with the outdoor unit.

Causas comunes

  • Overcharge of refrigerant.
  • Short circuit of the outdoor unit.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Turn off the air conditioner at the main circuit breaker and wait at least 30 minutes to allow pressures to stabilize.

  2. 2

    Ensure the outdoor unit is clean and free of obstructions, allowing for proper airflow and heat dissipation.

  3. 3

    If the protection persists, contact a qualified service technician, as issues with refrigerant charge or electrical short circuits require professional attention.

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

Fallas relacionadas

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Fuente: MHI Air Conditioning
Open Manual (Page 38)Buscar más códigos en este manual