

If not, check the impeller to see if it’s clogged or damaged.

If so, replace it and see if that solves the problem. First, check the fuse box to see if a fuse has blown. If you’re having trouble with your boat’s fresh water pump, there are a few things you can do to troubleshoot the problem. This indicates that the pump is primed and ready to go. Finally, locate the primer bulb for the pump and squeeze it several times until you feel resistance. Now find the outlet valve for the freshwater pump and open it as well.Ĥ. Next, locate the freshwater inlet valve and open it up all the way.ģ. If it is not, fill it up until it reaches the top.Ģ.

Start by making sure that the freshwater tank is full.
#12 VOLT WATER PUMP FOR BOAT HOW TO#
Here is a step-by-step guide on how to prime a fresh water pump on a boat:ġ. In order to keep your fresh water pump in good working condition, it is important to prime it on a regular basis. These pumps are used to provide water to the boat’s engine and other systems. If you have a boat, chances are you have a fresh water pump. How to Prime a Fresh Water Pump on a Boat The water pump is powered by a belt that is turned by the crankshaft. It circulates water from the engine through the radiator to keep the engine from overheating. That’s where the boat water pump comes in.Ī boat water pump is a vital part of the cooling system. To prevent these contaminants from clogging up your plumbing system, they must be constantly flushed out. Here’s a quick overview of how a typical boat water pump works.Īs fresh water is used onboard your vessel, it becomes contaminated with salt, dirt, and other particles. But, if you find yourself in a situation where your pump isn’t working properly, it can be helpful to know a little bit about the inner workings of this essential piece of equipment. If you’re like most boat owners, you probably don’t give much thought to how your boat water pump works.
