Tempstar furnace w/heat pump ac

______________________________________________________________________ I bought a house with a tempstar electric furnace and a heatpump/ac unit oustide. There is a mercury dial tstat inline between the heatpump and the furnace with a setting for when to shut down the heatpump due to Continue reading

Furnace noise after filter change

______________________________________________________________________ I recently changed very dirty filters for a Rheem Criterion II in a house I just purchased. Once I completed the swap, shut the access panels and turned the furnace on it began making a low humming noise. The Continue reading

Two questions about Heat Pump

______________________________________________________________________ Hello, I have two questions about my heat pump: One – I have a Lennox 10 HPB Heat Pump Unit. It is in the 30’s today, and we had snow last night. I noticed that the outside of the Continue reading

fan blower gasket – WHERE get one??

______________________________________________________________________ ok, here’s the scenario: circa 1990 OLSEN furnace model BMS2 120T ? BMS2-130/120T (or something like that), fan blower above the heat exchanger has bearings blown, so I am replacing it, but the GASKET crumbled…WHERE DO I GET THIS Continue reading

Help with Armstrong SX 90 Furnace

______________________________________________________________________ Ok, not sure what the problem is but I will tell you what is going on and maybe someone can shed some light on what is going on. I just recently purchased a house in early fall, as the Continue reading

Carrier 58SSC Upflow continuously cycles

______________________________________________________________________ Hi all. The problem we’re having is out 14 year old Carrier is continuously cycling. Inducer fan starts, igniter glows, gas starts flames, heats for a few seconds then blower motor starts. Flames continue to burn for about 1 Continue reading

White Rodgers gas valve N.G to L.P.

______________________________________________________________________ Does my white rodgers gas valve (36G24) require the pressure regulator spring to be changed if the Luxaire GM9 gas furnace I have installed is being converted to propane? A new spring was provided with the Nat. to L.P. Continue reading

Geothermal Questions

______________________________________________________________________ I have a Geothermal heating unit that I had a problem with last night. I generally turn the tempature down to 65 while I am away through the day and back up to 70 when I return home. Last Continue reading


______________________________________________________________________ can someone tell what circuit board I need for a Lennox 78UGFG-125-1. I can’t find anything online and the one I have is burnt pretty badly. Hawks Replies: henrytitus “Re(1):78UGFG-125-1” , posted Thu 8 Dec 05:32 ______________________________________________________________________ Cozyparts.com has Continue reading

Carrie Heating Cold in Dallas Code 34

______________________________________________________________________ I have a carrier model 58RAV075-JC Series 10C. The problem is the heater will come on a few minutes and shut down. This will happen 3 times and the unit will lock down unless power is cycled. After this Continue reading