the Nordyne 922126 is used across Miller

Durable Construction: Heavy-duty internal components designed to withstand the high-ambient temperatures typical of rooftop HVAC repair scenarios

A critical installation requirement for the MA-318-500 is that the output shaft must remain in a horizontal orientation to maintain proper lubrication and internal operational integrity

Verified Compatibility: Specifically engineered for Armstrong gas furnace models to ensure proper CFM and venting performance

it is recommended to mount the control vertically with the pressure connections facing downward

Itron-Actaris B34R-2 Regulator R-407A the Nordyne 922126 is usedThe Itron Actaris B34R 2 gas regulator is a field proven solution for residential and light commercial applications requiring precise pressure regulation. This specific configuration features a 2" NPT internal relief valve (IRV) body with a 7 8" x 1" orifice, engineered to handle consistent flow rates while maintaining tight lock up characteristics. Designed with a 6. 5 13" w. c. spring, this unit is ideal for natural gas pressure regulation where a