Jeff, exactly.  The maximum temperature rating for CPVC is 180 F.  Our engines are rated at 187 F, and of course, problems may result in higher temperatures than that.  mcneely

---- Jeff Lincoln <magikvw@GMAIL.COM> wrote:
> McNeely,
>
> I had the same though a while back when I was working on replacing the
> heater hosees from front to back - it appears though that the cpvc you speak
> of has too low a heat rating for hot coolant. I don't remember the exact
> numbers but it was too low.
>
> Good thinking though if the specs would have been right.
>
> --
> Thanks,
>
> Jeff
> '85 GL (Gertie)
> '90 Carat (Grover - the noble parts donor)
> '78 Bus (Melissa) Patty's Bus

--
David McNeely