1. * * Regular cleaning * *: Keep the surface of the pressure gauge clean to avoid the accumulation of dust, oil stains, etc., which may affect the reading and performance.

2. * * Handle with care * *: Prevent severe vibration and collision to avoid damaging internal components.

3. * * Check sealing * *: Ensure that all connection parts are well sealed and free of leaks.

4. * * Verification accuracy * *: Verify according to the prescribed cycle to ensure measurement accuracy.

5. * * Avoid overload * *: Do not subject the pressure gauge to pressures beyond its range.

6. * * Pay attention to the environment * *: Avoid prolonged use in extreme temperature, humidity, or corrosive environments.

7. * * Observe the pointer * *: Regularly check whether the pointer is running normally and whether there are any abnormal situations such as lagging.

8. Proper storage: When not in use, it should be stored properly in a dry and ventilated place.