9910-KIT1917 D30 Valve Kit shipclass=150 The parts included are:

The parts included are:

This is used to assist cooling in Continuous-duty applications

spring actuated pin lock

For use with KAPPA-40/TS 55/TS

Oil should be heated to 140°F for maximum pump efficiency

9910-KIT1917 D30 Valve Kit shipclass=150 The parts included are:If your pump isn't drawing any water in or the flow is irregular you may have a check valve issue. The springs can become corroded and gummed up or it is possible the valve seats are pitted. The 9910 KIT1917 (AR1917) will replace all four check valve assemblies as well as the o rings to create a seal to have your pump back up and running. Hypro Pentair is no longer distributing the 9910 series of diaphragm pumps, components, and related parts.