air in pipe

A little background: at my house, I have a submersible pump (no clue how old it is) that I suspect the check valve is shot. Several months ago I noticed my pressure tank short cycling (pump up to 60psi, and drop to 40 psi in about 20 seconds). The tank seemed fine and not water logged. I did not...

Hi.... I have a private water well system that feeds the house, 3 outdoor faucets and a 2 zone sprinkler system. The other morning when I turned on the kitchen faucet there was some air in the pipes both hot and cold water. I checked the bathroom closest to the water source and hot water...