Pneumatic butterfly valve: daily inspection of automobile pneumatic butterfly valve?
The pneumatic butterfly valve is to improve the ride comfort and warmth of the car. The pneumatic butterfly valve is installed inside the suspension system of most cars. What should be done for the daily inspection of the pneumatic butterfly valve?
1. Stop the car after driving 10km on the road with poor road conditions, touch the shell of the pneumatic butterfly valve with your hand. If it is not hot enough, it means that there is no resistance inside the pneumatic butterfly valve, and the pneumatic butterfly valve does not work. At this time, you can participate in the appropriate lubricating oil, and then stop the test. If the shell is hot, it means that there is a lack of oil inside the pneumatic butterfly valve, and you should add enough oil; Otherwise, the pneumatic butterfly valve is invalid.
2. Press the bumper firmly, and then release it. If the car jumps 2 to 3 times, the pneumatic butterfly valve works well.
3. If the vehicle vibrates violently when it drives slowly and brakes urgently, it indicates that the pneumatic butterfly valve is faulty.
4. Dismantle the pneumatic butterfly valve to make it stand upright, clamp the lower connecting ring on the bench clamp, and pull and press the shock absorber rod several times. At this time, there should be stable resistance. The resistance of pulling upward should be greater than the resistance of pressing downward. If the resistance is unstable or no resistance, it may be the lack of oil inside the pneumatic butterfly valve or the damage of valve parts, and the repair or replacement of parts should be stopped.
Do you check your pneumatic butterfly valve daily? Assuming never, try the above methods! It will be helpful for you to check the pneumatic butterfly valve!