Heat Controller R68GF0004 Flame Sensor 321142-301 it provides integral boiler return

it provides integral boiler return protection via mixing valve control or variable speed injection

Common Questions What is the rotation direction for the LA01AD022

it ensures a secure fit on compatible condenser fan motors

It is recommended to check the blower wheel for debris and ensure the ductwork is sized correctly during replacement

you will see a drop in head pressure and a potential loss of the liquid seal at the TXV during cold weather

Heat Controller R68GF0004 Flame Sensor 321142-301 it provides integral boiler returnThe Heat Controller R68GF0004 Flame Sensor is a critical OEM safety component engineered for precise flame rectification in Mortex G18D series gas furnaces. As a veteran technician knows, a fouled or oxidized sensor is the primary culprit behind modern furnace short cycling. This furnace flame sensor replacement features a high grade stainless steel rod designed to withstand extreme combustion temperatures while maintaining the sensitive microamp