Search Support

Knocking Noise | How to Videos | PowerFresh® Slim Steam Mop

Upon the first use of your steam mop or first use after refilling the water tank, the pump may make a knocking sound. This is normal and should diminish after a few seconds. 

  • If the sound continues if may be because the metal tube is not reaching the water in the tank. 
  • Gently shake the pod to let the tube reach the water level. 

This should get rid of the knocking noise. We hope you’ve found these tips useful!

Great!
We're glad you can get back to cleaning! Should you need any additional support, please review one of the related articles below or head back to support.bissell.com.

Was this answer helpful?