[C38] How do I tell if my heat exhanger is not working?

[Mark Lewis]

Patrick,  I read somewhere that the cooling system doesn't work with out
the thermostat installed. I was going to leave it out to make the engine
run cooler, but had to put a new one in.
On Aug 1, 2015 11:29 PM, <1derful at comcast.net> wrote:

>
> Hello,
>
> My Catalina has been overheating.  Universal Diesel 5424.
> I removed the thermostat........it was corroded and wrapped with debris.
> I removed and cleaned the internal water pump.  Also lot of debris.
> Put hose in engine.  Water didn't flow but eventually it did.  More debris.
> now when I run the engine it is cool until I put on the radiator
> cap..........then it gets too hot and loses water.
>
> Any thoughts?
>
> Patrick
>
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