Good Stuff Wrote:
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> I've used that foaming coil cleaner before - just
> last summer actually. My coils were quite clean
> when I started because our filters are not at the
> furnace level, but are at the wall / ceiling level
> and I change the filters frequently. Plus, I use
> the pleated filters - and NEVER those blue spun
> fiberglass filters.
>
> Now, if this user's system is low on freon, that's
> another story. One can buy a set of manifold
> gauges for under $50 and connect the hoses to
> their lines and try to check the pressure and
> temperature while the unit is running (you'll find
> this procedure on the Internet.)
>
> If the system is an R-22-based freon system from
> 8-9 years ago or more, the freon is quite costly.
> I had to get 5 Lbs. of it last fall in one of my
> systems. It was $75.00 a Lb. from my regular A/C
> guy - who is very reasonable. However, I also
> learned just last week from another A/C guy - who
> works for another company that they were charging
> $125.00 a Lb.
>
> Another benefit to the manifold gauges, is that if
> you are low on freon, you can find 30 Lb.
> cylinders for sale on Craigslist. Just make sure
> you're getting some new freon and not that
> "reclaimed" crap from old A/C systems. But ...
> with a warning, that the Gubment agencies really
> regulate this crap and normally a CFC
> certification is required to buy it legally.
> However, what you do via Craigslist and who you
> meet in a parking lot is no one else's business -
> as far as I'm concerned.
the model is a york diamond 80
looks like this
http://www.bigtexair.com/products/diamond80/diamond80_page1.htm