Air pump making loud sound

[chrizza92]

Hey
i was sitting in my bedroom and out of nowere my Aqua one air pump started to make loud sounds i have tried to fix it but when i put it on the fastest bubble flow speed wich is 2 is starts making the sounds again
is there a way to fix it

Thanks

 

[JamieB]

Yes, you have to replace the rubber plunger inside. Not hard and do not forget to unplug it before you attempt to change it. i think you can order from manufacture or try LFS.