Plaza notes
Hard ruleDescription
When used in gas-fired applications
allowing for customized airflow and ventilation without engaging the compressor or furnace
maintaining all original specifications for voltage and amperage capacity
secure fitment during field replacement or new system commissioning
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,
Exchange/Return Notes
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