Connect the input hose, being sure that the hose is the proper size for the male hose barb supplied with the pump and clamp it securely. Your next logical step is to draw a basic diagram of your fresh water system that includes faucets, wash down bibs, deck shower, taste filters, pressure water storage tank, manual backup pump, and water heater. The system we will discuss will be basic but includes some items that, in my opinion, will make for a much better system at a nominal increase in price and labor. The major componenets that may be a part of your system upgrade are listed below, along with a brief description of their function. They're quiet, pressure up quickly, and can run dry without damage.
Service life is long.
Without one, each time you turn on your water faucet, your pressure pump will cycle. Inexpensive and easy to install, these filters will make your tank water taste like bottled water. Try one in the galley and one in the head. A hand operated or foot operated manual pump should be installed in the galley. Just in case your main pump fails, or if you want to conserve water.