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Air Pressure drop across evaporator coil

What is the typical range of air pressure drop across home evaporator coils? Assume the coils are clean.
2 comments posted 11yrs
posted by Kelly
2 comments posted 11yrs posted by Kelly

Oil furnace problem

The yearly oil furnace inspection my wife ordered included a switch to a smaller fuel nozzle. Performance improved (it...
6 comments posted 11yrs
posted by default
6 comments posted 11yrs posted by default

Air flow pressure drop

What is the average air pressure drop across a residential A-frame evaporator coil?
0 comments posted 11yrs
posted by Kelly
0 comments posted 11yrs posted by Kelly

1979 Carrier oil furnace,

A few miscellaneious questions, if you can help me. The first are more important. At the end, it's just curiosity. If y...
6 comments posted 11yrs
posted by NONONOmisc07
6 comments posted 11yrs posted by NONONOmisc07

Furnace Limit sensor (Therm-o-disc type) question

My furnace has both the Fan Limit switch control where I set the pointers, and a secondary limit sensor which is the Th...
5 comments posted 11yrs
posted by RandyLorenz58
5 comments posted 11yrs posted by RandyLorenz58

Advice for Quieter Furnace

This is a gas-fired, downflow forced-air furnace situation. House was built in 1957. Furnace is in a centrally located...
3 comments posted 11yrs
posted by screen
3 comments posted 11yrs posted by screen

Advice on Honeywell thermostat

Oil fired hydronic 2 wire system. Pro or retail version? Does it matter in my circumstances? Is the outside sensor worth...
0 comments posted 11yrs
posted by Tekkie
0 comments posted 11yrs posted by Tekkie

Carrier Wall Pac Series 52S

Hi, Winter is nearing and I noticed heat is intermittent, any suggestion about fixing the problem very much appreciated....
8 comments posted 11yrs
posted by dragon40
8 comments posted 11yrs posted by dragon40

Are high merv filters a waste of money?

I was recently shocked at replacement cost ofMERV 16 filters for my new Len nox system. Are high merv filters worth it?...
3 comments posted 11yrs
posted by ut1969
3 comments posted 11yrs posted by ut1969

need to fill a pipe half full

I'm experimenting with heat pipes. I want to fill a foot of 1/4" copper pipe half full of freon. I don't have any way t...
1 comments posted 11yrs
posted by ham789
1 comments posted 11yrs posted by ham789

Refrigerant ex[plosion

For those silly enough to think that can use propane as refrigerant in an air conditioning unit. I got an e-Mail in fro...
4 comments posted 11yrs
posted by ramrod
4 comments posted 11yrs posted by ramrod

Has anyone solved the evaporator dripping problem?

Indoor unit is about 11 years old. Have been having a major condensate dripping problem from the A-coil fins for about...
7 comments posted 12yrs
posted by infoforme121
7 comments posted 12yrs posted by infoforme121

All: HVAC Traders

Gone on Vacation Cancun, Bahamas and Rio Janeiro to watch a Succor Games = "WOW"
0 comments posted 12yrs
posted by tony
0 comments posted 12yrs posted by tony

How to install a mini-split unit, Russkie style

prepare to laugh http://englishrussia.com/2008/10/01/only-in-russia-9/_________________________________________________...
0 comments posted 12yrs
posted by dannyb
0 comments posted 12yrs posted by dannyb