On Sun, 21 Nov 2004 22:57:02 GMT, John Smith
wrote:

I just bought a house and found the A/C unit not working. I
checked the filters and they were as filthy as you can imagine. I
thought I could make the A/C work by simply replacing the filters.
No. After I replaced the filters, there was still no cool air. I
wonder what has been damaged, if any?

Filters are supposed to be dirty. But rarely will a dirty filter
cause problems elsewhere. Call a repair man...

Jeff