Reply to: RE: [VAC] Re: Water Tank Cap <- way to secure?
With the introduction of the Peters & Russell water pressure pump (mid '60's) the
tanks became poly plastic and vented at the top of the tank through an overflow
fitting and tube.
Prior to that, the tanks were galvanized and the option existed to pressurize the
whole system with a Grover air compressor - or through a Schrader valve fitting in the
filler cap.
Our '65 Caravel has the vented tank and P&R pump, but the cap has an unthreaded blank
hole where the valve would have been on the prior year models.
I think the filler caps should at least be bug tight on the later models.
RJ
'65 Carvel
'57 Flying Cloud
appdsgn wrote:
>The water cap on my 69 appears designed not to be air tight. There are two
>cut outs into the interior diameter of the screw surface. There is no
>gasket. I always assumed this was to ventilate the tank as water is drawn
>from it. My motorhome has a separate vent small plastic tube, which has the
>added benefit of also venting air as water is poured into the tank. My
>trailer likes to spit a little back at ya.
>
>Jim
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