REVISION HISTORY
R1 (JULY 2014)
Initial release
R2 (SEPTEMBER 2014)
New Model - HC 13-50, Minor updates
R3 (MARCH 2015)
Minor Updates, Change DHW Tank Sensor to 10KΩ
R4 (AUGUST 2015)
Address Update
R5 (OCTOBER 2015)
Addition of new model – HC 20-125
R6 (FEBRUARY 2016)
Updated Parameters and Orifice tables
R7 (JULY 2016)
New Propane Back Flow Flapper, Revision to Exhaust Vent Material - USA
R8 (FEBRUARY 2017)
Deletion of old model HC 33-124, Approval of PVC exhaust venting, Pressure-Sensor
Type LWCO language
R9 (JUNE 2017)
Separation of Controller Manual, Minor Updates, Change of system type default to 1