So the carbon seal gets lifted from the impellor. That is odd as it
should easily hold more than 1bar as is the case in most cars of the era.
Kees Oudesluijs
Alan Seigrist schreef:
> Nothing will give in the pump per se, it'll just leak water until it
> fails.
>
> FYI, the radiator in my A90 in Hong Kong is not pressurized at all
> (open system) - it actually keeps very cool even in the hottest
> weather - radiator is clean, block is backflushed annually, 90% water
> with wetter. Pressurizing the rad doesn't really get you there, it
> should be a last resort.
>
> Alan
>
> '52 A90
> '53 BN1
> '64 BJ8
>
>
> On Thu, Feb 19, 2009 at 3:15 PM, Oudesluys <coudesluijs@chello.nl
> <mailto:coudesluijs@chello.nl>> wrote:
>
> Michael,
> What will give in the water pump?
> Kees Oudesluijs
>
> Michael Salter schreef:
>
> Be very careful about increasing the cooling system pressure.
> I know from
> experience that the 4 cylinder water pump will not take 12 lbs
> and one would
> want to check the maximum pressure of the 6 cylinder one
> before taking that
> step.
>
> Michael Salter
> 100 (1953) #174
> AHX12 (1953)
> Bugeye (1961)
> http://www.netbug.net/blogmichael/?p=432
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