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Yeah, could be the capacitor. A good quality multimeter with the ability to test capacitance can check it for you. Discharge the cap, and remove it for testing (be sure your furnace is off). Then, set your multimeter to the F/uF setting and test it. The cap should show the cap rating in micro Farads (uF) and a +/- percentage. The reading should be ...


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Try to find the installation papers for the furnace and check the installation specs. Most blower motors are 4 speed. As far as the noise is concerned, I just replaced my 20 year old furnace with a new Goodman unit and it is very loud compared to the old unit. With most of the newer units today, you can not just reduce the blower speed since it may cause the ...


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