Flue Tube and Flue Baffle
The Flue Baffle helps slow the process of heat rise in
the flue tube. The Flue Tube is where heat is
transferred to the boiler.
Symptom:
Cools on AC
but not on LP.
Check that baffle
is present
Clean flue tube/baffle of Carbon Build up
Check water column (gas pressure)
PG.
20