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General suction toilet, when the water flows downward, the channel is full, and a downward suction force is generated, your situation may be that there is a foreign object blocked in the channel or the water in the channel is not full, and it cannot produce suction, you can take a look at the principle of the toilet first.
If it's blocked, just use a toilet suction to pass it.
It may be that the toilet button is rusty and aging, causing the water not to go down. >>>More
When this happens, it's likely that a part of the machinery is malfunctioning.
1. If the blockage is not very tight, go to the supermarket to buy a rubber suction for the toilet, and press it back and forth on the toilet bowl a few times, so that it is easier to pass when it is full of water >>>More
Open the lid of the water tank and check whether the floating bucket is disconnected from the water cut-off door. Or it's stuck.