Reznor 197117 Kit 340155-7024 This Bard evaporator control board

This Bard evaporator control board functions by interface with low-pressure switches to prevent compressor damage during loss of charge or low ambient operation

which can become warped or coated in debris over time

Can I use this as a universal limit control

specialized linkage kits are available for adapting this motor to Centra

Ensure the ceramic insulator is placed outside the main flame envelope to protect the dielectric strength of the alumina

Reznor 197117 Kit 340155-7024 This Bard evaporator control boardThe Reznor 197117 Kit is an essential DJ20 high altitude kit engineered for Reznor unit heater models UDAP, UDAS, UDBP, and UDBS (sizes 30 125). High elevation installations over 6,000 feet require a precise adjustment to the air fuel mixture to compensate for decreased atmospheric density and prevent incomplete combustion or safety circuit tripping. This OEM replacement part includes a specialized pressure switch, often identified by a purple label,