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Head Pump Loud Priming Noise

glenn925
Guest Contributor

‎08-08-2023 07:32 AM

Hi all. I own a 2018 27 Vantage. When I turn on the head to be able to flush it, there is a loud priming noise coming out of the pump. After each flush, it makes the same noise. Any idea how to fix this other than replacing the pump? Thank you. Glenn

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1 REPLY 1

CaptBrett
Rising Contributor

‎08-09-2023 03:57 PM

Hi there Capt, 

This sounds like the Duck Bill Valves are bad.  Take a look here.

 https://youtu.be/WI0Z736H3P4 

If you are willing to get a little dirty and smelly, this is a simple fix. 

 

 


Thanks,
Capt. Brett M. Sause
USCG Master Licensed Captain
443.220.4339
https://themarineminute.com/



How to Replace VacuFlush Toilet System Duckbill Valves on a Boat
How to Replace VacuFlush Toilet System Duckbill Valves on a Boat
youtu.be/WI0Z736H3P4
If your boat VacuFlush head pump keeps running (and there's still water in the bowl) then you probably need to replace the duckbill valves by the pump. This is a bit of a nasty boat project, but not as bad if you follow our how-to where we replace the duckbill valves for our Sea Ray aft toilet ...
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