The toilet delay self closing valve cannot be closed, how to solve it?

Of course not, the spring only plays a reset role, and it should be the toilet with a damaged water splash gasket, resulting in the water not being able to stop. >>>More

It uses a human body infrared sensor and a time relay

The front end of your time-delay flushometer should be 4 points and 1 inch, and the water pressure is not high, the spring of the time-delay flushometer is a little out of order, and the pressure is lost for about 10 seconds after flushing, and the flow rate of the faucet is of course reduced during this time. The sound is caused by the impact of air in the pipe, which is called "water hammer". You only need to stagger it for about 10 seconds, and there is basically no such problem. >>>More

The delay valve used for squatting toilet flushing is generally one inch, and the delay valve, with a buckle on one side and one without a buckle, can easily remove the delay valve as long as one end of the buckle is removed. To remove the delay valve, all you need is a 12-inch live wrench.

A kind of delay flushing valve made up of main body, floating valve and switching device, the switching device is made up of switch, positioning seat, pushing positioning pin and positioning sleeve, the front end face of switch is parallel to the rear end face of positioning seat, promoting positioning pin and positioning seat are fixedly connected as a whole, and promoting positioning pin is sliding connected with the push rod of floating body through the clamping groove. >>>More