Please click on attachments to view a very well written article with illustrations as to why Propane (LP) gas regulators freeze up and how to best avoid it .
Laars MFTCW, MFTHW, FTCF AND FTHF ALL SIZES Combustion Analysis Result #'s streamlined for best results: All Adjustments are to be performed and tested in LOW FIRE ONLY NATURAL GAS LOW FIRE CO2 Carbon Dioxide= 8.5%-8.8% O2 Oxygen=5.5%-5.8% Excess ...
Flow Chart Error 10 and 11 is all about combustion ! Notes: FYI - THE NUMBERED BLUE BOXES BELOW CORRELATE TO A SPOT ON THE FLOW CHART ABOVE (1) Error 10 and 11 is All About Combustion ! Gas, Air, Spark ! Error 10= flame has "extinguished" 8 ...
ERROR 40 (gas leak detected) error code comes on to screen of LAARS FTCW , FTHW (seen on 199 so far BUT all sizes might be affected ) . As of right now we believe the serial # range is 2022-2023 but could possibly be more. The boiler will be in a ...