HVAC Discussions

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Humidity Problem, could the blower be too strong?

I just had someone work on my furnace a couple of months ago to replace a f ilter box. They had lots of trouble and I t...
4 comments posted 10yrs
posted by davidkpool
4 comments posted 10yrs posted by davidkpool

Tool for opening and closing a/c vents

The vents for our a/c are supposed to open and close by turning something t hat I will try to describe - it is a small...
6 comments posted 10yrs
posted by pixel_a_ted
6 comments posted 10yrs posted by pixel_a_ted

swamp cooler pan that leaks.

Twice I put black tare in bottom pan making sure it doesn't leak, still does. Pretty old cooler still working, it's a sm...
0 comments posted 10yrs
posted by IJose Macias
0 comments posted 10yrs posted by IJose Macias

Paul Milligan, founder of alt.hvac

I haven't been around for awhile, I used to post a lot here in the late nineties. Anyone know what happened to the found...
20 comments posted 10yrs
posted by vickin
20 comments posted 10yrs posted by vickin

Heating my new home

I have recently moved into my new one level 2000sqft home and was wondering what would be the best way to heat in the w...
5 comments posted 10yrs
posted by Luke
5 comments posted 10yrs posted by Luke

Testing an economizer

How do i test to see if an economizer is working on a Carrier rtu
7 comments posted 10yrs
posted by samuelzwirko
7 comments posted 10yrs posted by samuelzwirko

Installing aprilaire 700 Humidifier

need to add a 24 volt transformer to control board to operate aprilaire hum idifier wtith my Trane furnace. The problem...
3 comments posted 10yrs
posted by jrecchi99
3 comments posted 10yrs posted by jrecchi99

Furnace Fan Blows

Can anyone help me. The furnace fans blows for 20-30 mins after the heat shuts off. What is wrong with my furnace?
3 comments posted 10yrs
posted by vwilliams2484
3 comments posted 10yrs posted by vwilliams2484

Heat pump circut board question

I have a York E4FH042 outdoor unit. It's cct board is a 1157-83-5001A. Here is a photo from an eBay sale: http://www.eb...
4 comments posted 10yrs
posted by mulcasterXXX
4 comments posted 10yrs posted by mulcasterXXX

tepstar furnaceshortcycling?

This is a Tempstar ntv6050fb. It is about 12 years old. On a cold day or when the house has been allowed to cool down,...
13 comments posted 10yrs
posted by clare
13 comments posted 10yrs posted by clare

Rheem heat pump defrost cycle question

My question is about the sequence of operation during the defrost cycle. I am an electronics technician with an enginee...
2 comments posted 10yrs
posted by showalter.bruce.a
2 comments posted 10yrs posted by showalter.bruce.a

Some times, it IS the thermostat

Just a gentle note to the sarcastic types who proclaim the problem with the furnace has to be the thermostat. Talked to...
2 comments posted 10yrs
posted by cayoung61
2 comments posted 10yrs posted by cayoung61

comfortmaker furnace

I have a comfortmaker furnace. My problem is That the furnace clicks for heat the gas comes on But the igniter doesn't g...
7 comments posted 10yrs
posted by Lucky
7 comments posted 10yrs posted by Lucky

Buderus Ecomatic error

I have a 2 zone system, with a dedicated DHW circuit. During the summer mon ths the system works fine, but as soon as w...
0 comments posted 10yrs
posted by george.kraemerdell
0 comments posted 10yrs posted by george.kraemerdell