A likely reason why there is water leaking from the tank is that it is not positioned correctly. Unlatch the top tank by lifting up on the tank latch then pulling the tank up and out of the carpet cleaner. Make sure the top tank is filled with warm water.
Why does my hoover steam vac leak?
When water begins to leak from your Hoover Steam Vac you may have a bad valve seal. A bad valve seal can be replaced with a new part to fix the problem. You can replace the valve seal on your Hoover Steam Vac by first obtaining a replacement valve for your specific model of cleaner.
How much soap do I put in my Hoover carpet cleaner?
Add 3 ounces per gallon to warm water in the clean water tank. For AutoMix machines, fill solution tank. Always consult owner's manual.