[Public-List] A4 overheating

[Gordon Laco]

Thanks John 

We're doing that now

Sent from my iPhone

On Jul 12, 2011, at 9:43 AM, "John Birch" <Sunstone at cogeco.ca> wrote:

> Have you tried back flushing the cooling system and possibly using a chemical rust and scale removal chemical ?
> 
> Possibly using high pressure.
> 
> Back flushing might help.
> 
> 
> ATB
> 
> John
> 
> ----- Original Message ----- From: "Gordon Laco" <mainstay at csolve.net>
> To: "Alberg 30 Public List -- open to all" <public-list at lists.alberg30.org>
> Sent: Tuesday, July 12, 2011 9:12 AM
> Subject: [Public-List] A4 overheating
> 
> 
>> Hi gang
>> 
>> Surprise is on day four of a very nice cruise in company with friends who sail a Columbia 29.   Their A4 is overheating and we are towing them a lot.   It has a new water pump that throws lots of water, and the thermostat was already removed... Not much water is coming out their exhaust compared to ours
>> 
>> I noticed in the thermostat housing there's lots of rust flakes.  We removed them but guess lots more is blocking the cooling jackets.
>> 
>> Is there a way to reverse the water flow in hopes of moving the rust flakes?
>> 
>> Gord Surprise 426 (at Franklin Island)
>> 
>> Sent from my iPhone
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> 
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