1. Step on the brake pedal of Dongfeng Scenery 330.
2. Turn the car key of Dongfeng Scenery 330 to start the engine.
3. The dashboard of Dongfeng Scenery 330 lights up and run the engine until the water temperature reaches 90 degrees.
4. Turn the air speed knob of the air conditioning panel to the highest level.
5. Turn the temperature knob to the rightmost red area to turn on the warm air mode of the air conditioner.