Fresh water won't work

Mstrlucky74

Member
Jul 6, 2015
191
NY
Boat Info
1998 sea ray 215 express cruiser
Engines
Mercruiser
Tank is full and pump is running when I flip switch but water won't come out my sink or transom hose. What should I do/check to troubleshoot? Thanks
 
check filter on the pump...they tend to get clogged.
 
Look at the filter on the inlet to the water pump. If you hear the pump running and see air bubbles in the filter you are sucking in air somewhere. So essentially its like drinking a drink with a straw with a hole in it and you get some drink but mostly air...

If that is the case it could be one of the fittings from the water tank or one on the filter, or the filter itself is not sealed tightly or has a crack... You should be able to hear the hiss of air with the pump running when you get close to the culprit..

Good luck, this was the most annoying fix for me on the old boat and most time consuming..
 
Last edited:
Look at the filter on the inlet to the water pump. If you hear the pump running and see air bubbles in the filter you are sucking in air somewhere. So essentially its like drinking a drink with a straw with a hole in it and you get some drink but mostly air...

If that is the case it could be one of the fittings from the water tank or one on the filter, or the filter itself is not sealed tightly or has a crack... You should be able to hear the hiss of air with the pump running when you get close to the culprit..

Good luck, this was the most annoying fix for me on the old boat and most time consuming..


Thank you.
 
I have a 1989 sea ray when the AC compressor kicks on all of my outlets don't work it trips the GFI outlet. I have replaced the GFI but it still does it .
 
If the pump doesn't stop running then you have to prime it. Turn pump off, disconnect outlet side of pump. Turn pump on and water will shoot out the outlet side, reconnect outlet side while pump is still on and shooting out water, u may take a bath your first time but you'll get better at it.
 
If the pump doesn't stop running then you have to prime it. Turn pump off, disconnect outlet side of pump. Turn pump on and water will shoot out the outlet side, reconnect outlet side while pump is still on and shooting out water, u may take a bath your first time but you'll get better at it.

Pump stays running if switched is flipped on.....shouldn't it? When switch is off it stops!
 
No it should build pressure and then shut off, then when u turn any water on you'll hear the pump kick on to build the pressure back up. U need to prime the pump.
 
The pump can lose prime when the tank is run empty, or if something was disconnected and drained like u would do during winterization.
 
Did not fix it. At boat now. Disconnect inlet side(from
water tank to pump). Water was coming out of hose. Ran pump for a few while hose was disconnected. Reconnected and Disconnected other side on top of pump. Turned pump on and no water was coming out of pump. Don't know why. Ran pump while it was disconnected and reconnected it but still not water coming out. I'm lost
 
Got it. I shook the pump around and water began to shoot out of the pump .
 

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