Bill, the 'break-in' procedure for the water pump seal is preferably
done before the pump is installed by spinning the pump for a half minute
or so using a drill.
Bud Krueger
Bill Snyder wrote:
>Hi, Bob. Believe it or not, you are one of only 2 to respond to my
>query. Thanks. Actually, I had not done the breakin by running the new
>pump while dry first. I had thought that it was not necessary with the
>new style seals that Phil Marino put in his rebuilds. Having nothing to
>lose before sending the pump back to Phil again due to escessive
>leakage, I ran the engine for about 2 minutes with the pump dry before
>filling the radiator. The leak ALMOST dissappeared. A drip would come
>from the weep hole about every 30 seconds. After running the engine for
>about 15 minutes (and getting exhaust fumes into the house and upsetting
>my wife), I turned off the engine and watched. It took about 5 minutes
>before a drip made it all the way down the side of the engine and
>dripped off the oil sump. I did not have a chance this am before leaving
>for work to see how much leaked out overnight.
>
>Do you think I should try the break-in procedure one more time.....or
>should I just go ahead and remove the pump and send it back? Since today
>is my 21st wedding anniversary, probably neither will happen today!
>
>Thanks.
>
>Bill Snyder
>
>-----Original Message-----
>From: Bob Howard [mailto:mgbob@juno.com]
>Sent: Wednesday, June 14, 2006 2:35 PM
>To: wtsnyder@bellsouth.net
>Subject: Re: Water pump problems
>
>
>Bill,
> Several days after you asked, you have probably already received help
>you needed, but here's my 2cents....
> It's my understanding that a new waterpump should be run for 30
>seconds or so dry, and only after it has spun for that length of time is
>the cooling system filled. Supposed to have somethign to do with
>seating
>of the seals to the shaft. It's been so long since I installed my
>Phil Marino rebuilt pump that I don't remember if this technique was
>called for then or not. But, since yours leaks anyway, you might try
>draining off a couple of quarts of liquid and running the engine for a
>minute (say twice as long because of the water & AF in place ). You
>can run an engine safely w/o coolant for a long time---1/4 mile
>dragsters don't use any coolant at all ! Bob
>
>
>On Fri, 9 Jun 2006 16:10:47 -0400 <wtsnyder@bellsouth.net> writes:
>
>
>>Okay list, I took the advice of several of you and chose to ignore
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