Pay in 4 interest-free payments of $23.54 Learn more
Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
When used in gas-fired applications
Smith and Lochinvar units without mounting modifications
this OEM board serves as a drop-in Reznor replacement part to resolve issues stemming from relay failure
While it may fit other mounts with an adapter
preventing common ignition failures or erratic clicking during the heating cycle
Reznor 197117 Kit 323055-751 When used in gas-fired applicationsThe Reznor 197117 Kit is an essential DJ20 high altitude kit engineered for Reznor unit heater models UDAP, UDAS, UDBP, and UDBS (sizes 30 125). High elevation installations over 6,000 feet require a precise adjustment to the air fuel mixture to compensate for decreased atmospheric density and prevent incomplete combustion or safety circuit tripping. This OEM replacement part includes a specialized pressure switch, often identified by a purple label,
US$ 599.50
US$ 524.50
US$ 21.99