Rheem LP gas furnace model RGPN-12EARJR

[Larry D. Kage]

Originally Posted by Gary Reecher

Good find Larry. Now have a co/combustion test done on the flue gases. A few years back found bad co readings when the main blower came on. Someone at the factory left a screw out. Would have never known unless I had tested.

Can you explain the process a little more? What are "bad" (I'm thinking any inside the home is bad) co readings?..and did you find them at registers if they showed when the blower came on?...or was it something excessive at the flue pipe (flue gases)?

Thanks.