How to Turn on the Heater in an Automatic Car Air Conditioning System?

1 Answers
DeMaverick
07/30/25 2:47am
Method to turn on the heater in an automatic car air conditioning system: After the car has been running for 8 to 15 minutes and the water temperature has risen to the normal level, you can activate the heater. There is no need to turn on the AC switch. Adjust the air conditioning circulation mode to internal circulation, switch to the heater mode, and then set the fan speed. The warm air comes from the heat generated by the engine during operation. When the engine's cooling system dissipates heat from the engine, a fan directs this heat into the car to create warm air. The functions of turning on the heater in a car air conditioning system are: 1. To provide warmth inside the car and increase the interior temperature; 2. To defrost. The working principle of the car air conditioning heater is: A complete system that blows cold air onto the surface of a heat exchanger, absorbs its heat, and directs it into the car, thereby raising the interior temperature.
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