Field technicians should note that the MK-4611 is functionally identical to the MK-4611-0-0-2

What are the wiring requirements for the Fasco D1179

61-102498-04K is the cross of 61-102498-04

ensuring the control circuit returns to factory-specified timing and sequence operation

preventing common fault codes related to venting failure or inducer motor drag

Lochinvar & A.O. Smith 100208559 Sensor 320788-704 Field technicians should note thatThe Lochinvar & A. O. Smith 100208559 Dual Immersion Sensor is a critical OEM replacement component designed for precision temperature monitoring in high efficiency hydronic systems. This dual immersion sensor outlet assembly, also identified by part number TST20017K, utilizes a dual element thermistor to provide the control board with real time data on supply water temperatures. Engineered for technical compatibility with Lochinvar Copper Fin II