How to lubricate fan bearings in furnace?
So in our 27-year-old Winnebago Warrior, we have a Suburban NT30KLT furnace. In the last couple of years, the first time it fires up you can hear the fan bearing squalling a bit and then it quiets ...
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I got the furnace out this weekend. I have the blower assembly disconnected from the rest of the furnace, but I cannot remove the cage fans from the motor shafts. I was able to break loose the set screw on the smaller fan, but not on the larger fan. And even when the set screw was loosened, the fan would not come off the shaft. Is it pressed on?
Steve
Steve
