Lowering the thermostat setting does not make your air conditioner cool faster. The cooling speed of an air conditioner is primarily determined by its capacity and performance capabilities.
When you lower the thermostat temperature, it simply instructs the air conditioner to run until the desired temperature is reached. The air conditioner will continue to operate at its maximum capacity until the room reaches the set temperature. The cooling process remains consistent regardless of the thermostat setting.
However, it's worth noting that setting the thermostat to a lower temperature than necessary can lead to energy inefficiency and increased energy consumption. The air conditioner will continue to run even after the desired temperature is achieved, which may result in overcooling and unnecessary energy usage.
To optimize energy efficiency while maintaining a comfortable temperature, it's recommended to set the thermostat to a moderate and reasonable temperature, usually around 78°F (25°C) during hot weather. This will help balance your comfort and energy consumption without impacting the cooling speed of the air conditioner. Additionally, using features like programmable thermostats or adjusting the temperature based on occupancy patterns can further enhance energy efficiency and reduce unnecessary cooling.