Do you have a link to your VW heater muff on your web site?
Mine has never been very effective using ram air from the nose bowl . Maybe I
need a two stage setup to get more heat?
Canadian winters are a lot colder than the US south.
Sent from my iPad
> On Jan 1, 2018, at 9:02 PM, Mark Langford via KRnet <firstname.lastname@example.org>
> > Has anyone considered using the oil cooler for cabin heat? What do you see
> > as Pros and Cons (diminished chance of exhaust fumes, etc.)?
> > Thanks,
> > Rodger
> Given that I've never flown behind an oil cooler heated airplane, I'm not
> technically qualified to answer this, but I can't imagine how a small 175F
> oil cooler can generate anywhere near the heat of a 1350F exhaust pipe. Do
> the math on that, and I think you'll agree. And EGT is nice and toasty at
> runup. It may take 15 minutes for an oil cooler to get up to temp. I think
> if oil coolers worked well as heaters, Volkswagen would have use them rather
> than dual exhaust heat exchangers. Try it and let us know how it works
> though. I've yet to fly in weather cold too cold for my exhaust muff heated
> plane to easily heat the cabin, even in the winter at high altitude with
> outside air temps below zero.
> I don't worry much about carbon monoxide. I have a monitor on the panel and
> I'm already flying behind a VW, with a header system that I built myself, so
> apparently I have a death wish already....
> Mark Langford
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