Standard Fitment: The 3/8" SAE flare fittings allow for straightforward installation without the need for brazing in the field

allowing the system to resume normal heating cycles once safe temperatures are reached

updated version of the 312800

000 Ohm NTC Thermistor (Type II) sensing element

Reznor 196688 Air Restricter Standard Fitment: The 3/8" SAEThe Reznor 196688 Air Restricter is a critical combustion air management component engineered specifically for Reznor UDAP and UDAS unit heaters. This primary air restrictor is precision stamped to regulate the volume of air entering the venter motor assembly, ensuring the stoichiometric ratio remains within factory tolerances. Maintaining the correct combustion air flow is essential for preventing premature heat exchanger fatigue and ensuring stable