This production belongs to the liquid level control valves.
When installed, the float must be vertical. if you need to install from the top , a Elbow needed to connect the float valve and the inlet line.
Firstly, the feed line should be fixed in horizontal plane and then connect the automatic water level control valve on the water inlet according to the standard.
The main water inlet should be lined with the control valves' Normal Diameter.
When using, the globe valve should be all open.
If two valves are installed in the same pool, the two valves should be held in the same horizontal plane.
Before installing, please clean the impurities in the pipes in case of blocking.
If the water quality is not good, then the valves need to be maintained properly.
If the users find the time of adding water becomes longer, he can just upload the water inlet and make it washed.