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Why does the air conditioner sometimes fail to cool?

1 Answers

Aiden

07/29/25 6:54pm

The reasons why the air conditioner does not cool are: 1. Insufficient Freon: This is the most common phenomenon in daily life. Generally, old air conditioners that have been used for 3-4 years often have poor cooling effects due to insufficient Freon or Freon leakage. 2. Insufficient power supply voltage: Unstable voltage that fails to meet the normal voltage requirements, especially during peak electricity usage periods. Of course, this is not a problem that air conditioner maintenance technicians can solve; it requires addressing the voltage issue. 3. Insufficient air conditioner power leading to no cooling: The air conditioner's power is insufficient to cool, but there are many reasons for insufficient power, such as a small-power air conditioner managing a large room, an unsealed room, or the presence of heat sources in the room, etc. 4. Excessive external ambient temperature causing the air conditioner not to cool: High external temperatures can easily lead to poor air circulation around the outdoor unit, preventing the radiator's heat from dissipating and thus causing the air conditioner not to cool. Additionally, there is a saying that when the external temperature exceeds 43 degrees, most air conditioners struggle to transfer heat through the outdoor unit's radiator, resulting in the air conditioner not cooling.

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