Thank you everyone so far for replying you've been really helpful! My dad is coming over today to take a look. I called the plumber that "fixed" the issue before we bought the house and he said we need to drain the tank and then check the air pressure. Does that sound right? Also, if wires...

Well here's a new twist: We went out to the well cap and there is a pipe going from the cap into the ground. My parents think air passes through this to create pressure for the well pump to pump water out of the ground? Anyway, the pipe is completely snapped. Could this be the cause of the problem? ...

The cycling only occurs when the water is running.

Hello, My wife and I purchased a mobile home built in 1999 about 2 months ago. The water pressure initially was short cycling every 2 minutes or so before we purchased the house, so we asked the seller to have a plumber look at it. The plumber said he "made a minor adjustment" and everythi...