Where is the BMW 7 Series heater valve?

The BMW 7 Series heater valve is on the side of the left front counterweight longitudinal beam. The warm air water valve is the warm air switch of the automobile heater. The working principle of the automobile heater is that the radiator in the heater is connected with the circulating water of the engine through the water inlet and outlet pipes, and the water valve is a switch: when the water valve is opened, the water channel is connected, the circulating water of the engine enters the radiator, and the fan blows heat into the cab; On the contrary, the water valve is closed and the warm air doesn't work.

Symptoms of BMW heater valve damage:

1. After the temperature rises, the wind coming out of the air outlet is still not hot.

2, can't turn off the warm air, the air outlet is still hot air after the temperature drops.

3. In the automatic mode of turning on the air conditioner, the temperature inside the car can't reach the constant temperature effect.

How to use warm air?

After 1. is started, after about 5- 10 minutes, the water temperature rises to normal temperature, and the warm air can be turned on at this time.

2. Adjust the circulation mode of the air conditioner to in-vehicle circulation.

3. Turn to warm air mode, red area.

4, don't turn on the air conditioner, because the warm air uses the car's own thermal cycle to save energy.

5. Adjust the air conditioning gear to adapt to the gear, and adjust the wind direction of the air outlet.