10abb172_unicipal_well_and_pump_service__HOW_TO_CORRECT
[CAUSE OF TROUBLE] 5. Defective pressure switch [HOW TO CHECK] Check the switch setting. Examine the switch contacts for dirt or excessive wear. [HOW TO CORRECT] 
Adjust switch settings. Clean contacts with an emery cloth if it's dirty.
Troubleshooting Submersible and Jet Pumps - Earl Pruitt's Residential - Municipal well and pump service
HOW TO CORRECT