If a small number of fish float in the fish pond, should be in the fish float before the head, around midnight start oxygen machine, continuous boot until the sun.  

In cloudy and rainy days, can be in the second morning 3-5 boot, has been open to the east sunrise.  For the fish pond with fat water and dense fish, the boot time should be appropriately advanced.

In the high temperature season, in order to break the hot water layer, generally in the noon 1 ~ 2 about a short time to boot, boot time 0.30 ~ 1.00 hours is appropriate.  aeration tube

After the anoxic flood pond, although a large number of fish died, if there are still fish alive, open the oxygen generator should be delayed until noon to shut down, because the water quality after the flood pond is extremely deteriorated, the water system has been hit hard, it is necessary to extend the oxygen time to try to eliminate the adverse substances in the water, add new water is of course better, do not rush to stop  

Principle of use of aerator:  

You don't need to turn it on in low temperature.  

Hot weather to break the hot water layer can be turned on every day.  

In order to directly increase oxygen, boot time should be given priority to at night.  

Dusk generally do not boot.  

Cloudy and rainy day may not boot, but must boot at night.