Jabsco Water System Pumps Par-Max 1, Part No. 42630-3512-3C Cut-in 35 PSI Cut-Out 35 PSI

These self-priming water system pumps are for small cruisers and runabouts. Can be mounted above or below tank. The motor can run dry without damage. They have fixed ports for 3/8″ hose and are overload-protected. These pumps are available as automatic and manual demand pumps. The 42630-2900 will automatically turn on when a fixture is opened and turn off when all fixtures are closed. The 42631-2900 is a manual demand pump for use with an electric faucet. When starting up an automatic demand pump with a completely dry system, allow time for the demand pump to fill the sytem. Open a faucet, allow air to vent and close faucet when water flow is steady.