Armstrong Furnace Blower Control Circuit Board (# R40403-003)

  • Secondary Control Voltage: 18.0 to 30.0 VAC,...
  • Maximum Inducer Loading: 3FLA, 10LRA @ 120...
  • Maximum Blower Loading: 15FLA, 30LRA @ 120...
  • Operating Line Voltage: 85 to 135 VAC, 50/60Hz
  • Replaces: R40403-001, R40403-002, 20054502
Price: $84.95

Lennox G16Q3 model gas furnace inducer troubleshoot

I troubleshoot the inducer on this 1987 model 80% efficient gas furnace and disassemble the inducer motor to find out what is wrong. This video is part of th...

Carrier Variable Speed Blower Motor Repair Kit Sg379

by Amazing Keys
(7 customer reviews)
List price: $1,450.00
Price: $799.99
Buy Now

  • Made in America
  • SG-379

Customer reviews (see all 7 reviews)

So glad to have discovered this, September 11, 2013
I usually don't spend my valuable time reviewing products that somebody else profits from, but the value of this simple repair kit was so great I felt compelled to in this case. My variable speed motor failed in the exact way described by the...

What a blessing!, December 19, 2012
My A/C repairman wanted $775.00 to make a $30.00 repair. Did it myself with no problem.Repair person would keep my end housing and install this $30.00 kit, then resell to the nextunsuspecting victim. I am through with the A/C...

this dose work, March 5, 2014

Questions & answers

nimkiw nimkiw says:
Why won't my Carrier Crusader furnace light?
I replaced the igniter. I cleaned the flame sensor. When starting, the large fan starts blowing. Then it shuts off. Then the inducer fan starts and just keeps going. Nothing else happens. There is no flame. It is an older furnace, and does...
Frank says:
It's time to call an expert. There are some checks that will require a trained expert. Performing some of the checks at home can get you injured or killed. I am not being light with this, as there...
Rachel Beasley Rachel Beasley says:
trans furnace is making a buzzing/humming noise, what could it be?
My furnace is making a buzzing/humming sound only when I turn the heat on. Is this a dangerous thing or just an annoyance?
Boe says:
Then that would be 1 of 2 things. Either the inducer motor (if gas) or the blower motor. Its going to fail soon. So I would call in a pro to troubleshoot.

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High-efficiency gas furnace troubleshooting handbook

High-efficiency gas furnace troubleshooting handbook

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Furnace Repair, Furnace Service, Furnace Technician, Free Troubleshooting,Heating Contractor Trane XV90 Parts List&Problem Troubleshooting? Trane XV90 Furnace Filter Igniter Blower ... Check the control panel board because this board controls the inducer motor. For furnace troubleshooting results to ... you should allow the unit to cool before continuing to troubleshoot your furnace. If your furnace has an inducer motor, ... Buy part #02642549000 now: This free troubleshooting video shows step-by-step instructions on replacing the draft ...
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