I was on a no heat got there and airhandler was running but barely a wisper of air coming out the vents. I went to check the airhandler filter had not been changed since 2008. When I pulled the filter and you could hear the blower say ahhhh. 2 weeks later we were back to replace the motor.
"The bitterness of poor quality remains long after the sweetness of low price is forgotten". --Benjamin Franklin
"Don't argue with an idiot, they will drag you down to their level and beat you with experience". --Mark Twain http://www.campbellmechanical.com