Water pouring from a pipe -Hymer

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I am sure I am being an idiot, but after a long very stressful day my brain is fried and I've lost the ability to think clearly.

I am trying to refill the water system after the winter drain down on Hymer B504, I think I've reset the trauma heater/boiler correctly (turned it and pressed the button down) but there's a pipe on the drivers side near the rear wheel where the water just keeps pouring water out.
Hopefully some kind soul will help me out, after they've finished laughing.
 

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Mines not the same model but has a water tank drain and a water system drain which has a turn button and a press button, it could be that you haven’t closed one of them.
 
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Thanks Larry, where is yours located?
As above post mine has a turn wheel on the top of the water tank and has a turn snob and press button in the plumbing in a side locker.

Will post a couple of photos ….

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Pretty sure if it was the frost valve that was open no water should flow out your pictured drain until a tap is opened.

Sounds more like a direct drain from the tank itself.

I'm presuming water started flowing out as soon as you started filling it? In other words you haven't filled the tank so much that it's the overflow that water is coming out of?
 
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Yes It came out as soon as I started filling .
The black triangular valve whch is closed discharges in an entirely different place. . Nearside so it's not that.
 

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Are your taps still in open position from your drain down procedure? If so then it could be the boiler valve isn't properly closed yet.

Try filling the tank and play about with that boiler tap to see if it stops running out.
 
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A bit more information. I refilled the water system and no leaks, but as soon as I turned on the sink tap it started leaking through the pipe again.
Baffled

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A bit more information. I refilled the water system and no leaks, but as soon as I turned on the sink tap it started leaking through the pipe again.
Baffled
If my boiler frost dump valve has activated (ie open due to cold weather) if I go in and try the taps it will leak out the bottom outside so sounds the same as what you have here.

Have you tried what I suggested above? If that doesn't work then I am stumped.
 
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I've tried messing with the Trauma valve to no avail. I'm guessing that the valve has failed and stuck in the open position. It seems the only logical explanation.
 
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Agreed. Your tank is holding water until a tap is opened. This will send water to the boiler for heating but your frost valve seems to be stuck open emptying the water.

I've a Hymer but different frost valve so don't know that particular one.

Lenny HB is the guy to go to for this.
 
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Thanks everyone for your help and suggestions.
I'll look at it again on Tuesday,
It's red wine and chill time now.

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Sounds like the boiler vent valve (aeriation valve) , at the top of the boiler there is a tee piece, it has a red collar the hot water feed is one side and a vent pipe the other. There is a valve in the tee that allows air out as the boiler fills, they often stick so when you turn a tap on water flows out the air vent pipe.
 
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