Black dial surface
Cause reason:
1. There is a problem with the quality of the ink itself
2. Direct sunlight on the dial for a long time
Solution:
1. Use water meter produced with high-quality ink
2. Cover the counter cover or the water meter box to protect the water meter when the water meter does not check the reading
Poor sensitivity or water meter does not move
Cause reason:
1. The debris retention in the pipe network is stuck
2. The top is loose or the water meter is overloaded with excessive wear
3. Gear stuck in the counter
4. The water meter is overloaded and the magnetic drive is out of step and slipping.
Solution:
1. Install the filter;
2. Choose thimble with good quality, such as tungsten steel thimble or stainless steel thimble
3. When purchasing water meters in bulk, it is recommended to purchase a counter to check the internal size and deburring process
4. Purchasing products with higher quality magnet parts, such as samarium cobalt magnets
