Type: Posts; User: arco chris
Yes it was very sooty and had to be cleaned. Thanks everyone for your help!
The unit was overfiring. The manifold pressure was at 4.0", and btu/hour was 96k (by meter check). Nameplate is 3.5" and 80k btu/hour. I eliminated the rollout problem by reducing the pressure to...
Thank you. I'll check. But wouldn't overfiring affect all the chambers?
I have An ArcoAire (Snyder General) HVAC:
I have a flame rollout in the #2 combustion chamber that begins at 2-3 minutes after the main blower...