Does JAC Ruifeng commercial vehicle use deflation for antifreeze?

JAC Ruifeng Commercial Vehicle needs to deflate when replacing antifreeze. The specific abandonment operation steps are as follows:

1. Step on the brake pedal of JAC Ruifeng commercial vehicle.

2. Press the one-button start button of JAC Ruifeng commercial vehicle to start the engine.

3. Run Jianghuai Ruifeng commercial vehicle until the water temperature reaches 90 degrees.

4. Press the one-button start button of JAC Ruifeng commercial vehicle to turn off the engine.

5, let stand until the water temperature drops to normal temperature.

6. Open the engine hood.

7. Slowly unscrew the lid of the small kettle in the water tank to release the air inside.

8. Add antifreeze to the maximum.