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the Carrier HK42FZ017 ensures logical timing for secondary brownout protection and reverse polarity security
an open circuit during normal pressure indicates a failed switch
stainless steel heat exchanger engineered specifically for technical compatibility with Nordyne gas furnaces and forced air systems
Durable 30-Inch Length: Extended lead provides flexibility for various appliance cabinet configurations and burner depths
Reznor 272743 Flame Sensor 318820-201 the Carrier HK42FZ017 ensures logicalThe Reznor 272743 Flame Sensor is a critical safety component designed for precise rectification in Reznor unit heaters and power vented systems. This genuine Reznor OEM part is engineered to withstand the high temperature environment of the combustion chamber, ensuring consistent flame signal detection for the ignition control board. As a veteran technician knows, a fouled or degraded sensor is a primary cause of short cycling and nuisance lockouts.
