Blown Water pump
T Hergen
thergen at svn.net
Thu Sep 17 14:48:04 GMT 1998
If the water is bypassing the heater core as you describe, it
should be okay. If the heater hose makes a tight turn back
towards the motor, it might have a kink in it which could
block the flow. As long as the flow isn't blocked, it shouldn't
be a problem.
Tom
On Sun, 13 Sep 1998, Martin Powlette wrote:
> Tell me a bit more because the heater core was leaking and the unit was
> bypassed so the line off the intake manifold(pressure) which would normally
> go to the heater core flows right back into the rad.
>
> T Hergen wrote:
>
> > If doubt the following in itself would cause a failure, but it
> > can't hurt to check...
> > If there is a heater core water cutoff valve (usually actuated
> > when the A/C is switched to max), make sure it isn't installed
> > backwards. When properly installed, the water still flows to
> > the valve and back to the engine when the valve is actuated.
> > If backwards, the flow through the heater hoses is stopped
> > completely when the valve is actuated.
> >
> > Mine is now mounted upsidedown because the mechanic who replaced
> > my heater core switched the 5/8" and 3/4" extensions.
> >
> > Tom
> >
> > On Sun, 13 Sep 1998, Martin Powlette wrote:
> >
> > > Sorry about the non group related content of this message, but I need
> > > some great minds.
> > > About two weeks ago I replaced a water pump on a small block V8
> > > chevy1993 the customer said he had changed one some time back but I did
> > > not bother to ask how long ago. He shows up today and the new pump
> > > (2weeks old) is leaking again through the same breather hole in the
> > > pump. When I replaced the new pump I also replaced thermostate & rad
> > > cap all AC Delco. He now gives me the history ..... this is the third
> > > pump in less than 9 months. I am lost for ideas. Is there a GM
> > > bulletine covering this defect or is something wrong elsewhere.
> > >
> > > Martin
> > >
>
>
>
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