[Land-speed] Radiator Catch Cans...

[drmayf]

Doug, that's kinda what I had remembered. I like the idea for use on the 
Sunbeam , now just gotta find one that has a high pressure cap as well 
as the recovery flapper...

mayf
Doug Odom wrote:

> The overflow tank must be vented. If you want to recover the water 
> that is pushed out from expansion the hose from the motor must be 
> below the level in the tank. Recovery systems must use a recovery type 
> rad. cap. There are 2 rubber seals on the recovery type cap. As the 
> motor cools it pulls the water back passed the flapper valve in the 
> cap. The flapper valve works like a one way valve. Set up correctly 
> the system will burp the air out and the system will be 100% coolant 
> if you don't open it. If you ever see a car with the hoses sucked 
> together it is because the flapper valve is not working. My wifes car 
> years ago had that happen.
> Doug Odom in big ditch
>
>
>
> ----- Original Message ----- From: "Rich Fox" <v4gr at rcn.com>
> To: <neil at dbelltech.com>; <drmayf at mayfco.com>; "'James Tone'" 
> <gmc6power at earthlink.net>
> Cc: "'LSR'" <land-speed at autox.team.net>
> Sent: Wednesday, April 16, 2008 7:51 PM
> Subject: Re: [Land-speed] Radiator Catch Cans...
>
>
>>> Looks like to me that as the water heats it expands and pushes out teh
>>> excess into a sealed container. As it cools it contracts and the 
>>> pressure
>>> now higher in the container pushes the water back. Venting would 
>>> seem to
>>> defeat the principal  RF