If that doesnt work try checking the wire connections to the pump to make sure nothing has come loose in transit.
Boat water pump quit working. Water Pump Wont Start - If the Water Pump is Not Turning ON Try These Steps. 1 Poor electrical connection to the fresh water pump. Then the vanes can take a set in one position and not flex back.
Boats typically spit out water to keep the bilge free of water. If water flow is not present you can try moving the hose end to a lower point in the boat or simply try sucking on it like a straw. If your boat is moving forward and the intake valve is open water should be suctioned out.
Confirm that water into the building is turned on. If theres good water flow then your hand pump likely needs a rebuild. Ad Luxury Cobalt Boats in Lake Geneva WI.
Only thing I can think of is water coming into the overflow holes. Ad Relief Valves for storage tanks Manufactured supplied worldwide. I have a fresh water pump system in my 2006 246 SSI and have a new issue with the system.
If the fuse is blown replace it and try the water pump again. Remove the fresh water supply hose from the hand pump to see if water is flowing from it. Check the fuse located in the positive wire near the pump.
Seems the switch in these pumps is what fails. Often when boats are spitting out water it is because they are expelling water. After checking around found that I could replace the switch on my failed pump.