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Re: [Spridgets] Cooling Mystery

To: Robert Weeks <lists@woozy.com>
Subject: Re: [Spridgets] Cooling Mystery
From: Larry Macy <lmacy@phillymgclub.com>
Date: Fri, 14 Sep 2007 19:36:06 -0400
Do you have an oil cooler?? Is it in front of the radiator?? I had to  
move mine due to this.


On Sep 14, 2007, at 10:29 AM, Robert Weeks wrote:

> I'm continuing to have a cooling problem with my '70 Midget and I'm
> pretty stumped at this point.
> The car has a new (non-Chinese made in Portugal) radiator and a new
> water pump. The coolant system was flushed. *Before* I pulled the  
> engine
> to do the transmission swap, the system cooled just fine even on the
> hottest days.
> Since I pulled the engine I'm losing coolant somewhere. Here's what I
> know so far:
>    1. A leak down test was done on the engine after I put it back in
> and there was no problem there.
>    2. The clamps all appear to be tight and the hoses are good.
>    3. No oil in the water, no water in the oil
>    4. No white exhaust smoke
> I've topped the coolant off when the engine is running and a day or  
> two
> later it will be very, very low on coolant.
> I'm suspecting the expansion tank / radiator cap. The only evidence of
> coolant escaping the system is right below where the expansion tank
> overflow hose is. The expansion tank seems to be always full even when
> the radiator is very low.
> I'm pretty sure I have the hose to the expansion tank hooked up
> correctly. It goes to the lower fitting and the over flow hose goes to
> the upper fitting at the neck of the tank. Is this correct? Would a
> faulty radiator cap cause the problem that I'm describing? Can anyone
> explain how this whole remote expansion tank system is supposed to  
> work?
> Thanks,
> Robert
> _______________________________________________
> lmacy@phillymgclub.com
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Larry Macy
78 Midget

Keep your top down and your chin up.

Larry B. Macy, Ph.D.
Senior IT Program Director
Neuropsychiatry Section
Department of Psychiatry
University of Pennsylvania
3400 Spruce St. - 10 Gates
Philadelphia, PA 19104

  Ask a question and you're a fool for three minutes; do not ask a  
question and you're a fool for the rest of your life.

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