To all the prodders and tappers-what if you are not there? It has happened to me before.
Make sure they are clean and can start up by themselves. For the hard water folks with deposits-pour vinegar in and let it soak, or if you want quicker results like me-muriatic acid takes about 30 seconds then rinse well with water-careful though-nasty stuff.

Make sure they are clean and can start up by themselves. For the hard water folks with deposits-pour vinegar in and let it soak, or if you want quicker results like me-muriatic acid takes about 30 seconds then rinse well with water-careful though-nasty stuff.