This “TROUBLESHOOTING” information is intended to guide in the general determination of pump problems and their solutions. Each manufacturer normally provides a description of warranty conditions. Some pump warranties are immediately voided if the unit is disassembled. Be sure to thoroughly read the owner's manual and warranty. Little or no discharge Loss of suction Motor Overheats and Shuts Off (Overload) Pump leaks at shaft Pump vibrates and/or makes excessive noise Pump will not deliver water or develop pressure Pump will not prime Pump will not start or run