While you wait for answers, we may have found some information which could help you.
Click here for Steam Cleaner WorksHoover power scrub fh50135?
Can model EK 8005 cap be replaced?
I have a perfection steam cleaner, but no instructions ?
Cannot remove cap to fill with water?
Switch bad?
How do I get my Hoover F7226-900 to spray detergent?