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

Was bedeutet 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.

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

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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.