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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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My furnace had a pretty bad clogged filter and now the

Customer Question

my furnace had a pretty bad clogged filter and now the burners dont stay on to reach desired temp
JA: Did you check the furnace's filters?
Customer: i changed it...but i set the temp at 68 and it stops at 64..i also feel cool air blowing..but burners come on at first
JA: Do you plan on doing the work yourself?
Customer: if i can
JA: Anything else we should know to help you best?
Customer: that is it
Submitted: 6 months ago.
Category: HVAC
Expert:  Rick replied 6 months ago.

Welcome to Just Answer, my name is ***** ***** I will do my best to help you with your

issue. First I’ll need some more info so I have a more complete picture of you situation.

What is the brand and model umber of your unit?

Customer: replied 6 months ago.
Armstrong A80uh1d070A12-03
Expert:  airheatman replied 6 months ago.

If your main filer was stopped up it is very possible the ac coil has also gotten dirty. Turn unit off and take a look at blower wheel and tell me if it is dirty.