Nordyne 904794 Heat Exchanger 326058-758 providing a controlled sequence to

providing a controlled sequence to safely attempt burner ignition before entering a lockout state

while the 10-second TFI ensures controlled burner startup

the ML9666 is rated for operation in systems ranging from 25" HG vacuum up to 25 PSIG

What damper shaft size does the included hardware support

With a rapid power-on run time of less than 75 seconds and a spring return time under 25 seconds

Nordyne 904794 Heat Exchanger 326058-758 providing a controlled sequence toThe Nordyne 904794 Heat Exchanger is an OEM furnace part engineered specifically for technical compatibility with Nordyne G7 series furnaces. As a critical primary combustion component, this Hx G7 5 C 90 T assembly is designed to restore AFUE furnace efficiency and ensure precise thermal transfer within the combustion chamber. When evaluating a failed heat exchanger diagnosis, utilizing a genuine Nordyne 904794 replacement is mandatory to maintain the