Robert,
Thank you so much for your input. I will take your advice and contact 2-3 HVAC installers tomorrow.
Again thank you!
Diana

I need professional advice from a impartial source. History of the furnace: Installed June 1999 Comb blower/motor replaced September 1999 History from September 1999 to May 2005 unknown New motor installed January 2008 New igniter installed October 2008 New circuit board installed November 2008 New ...