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this kit includes the necessary auxiliary heat components
Key Benefits for Technical Installation Precise 10-11
Standard R41706-004 assemblies typically require external circuit protection
It is the direct successor to the now-obsolete B1086748 and 60-9366-01 part numbers
Lochinvar & A.O. Smith 100170643 Board 320788-704 this kit includes the necessaryThe Lochinvar & A. O. Smith 100170643 Thermostat Control Board is a critical OEM replacement part engineered for high efficiency CB 045 260 hydronic boilers. As a dual stage integrated boiler control, this module manages complex heating cycles by monitoring real time system activity and adjusting firing rates to meet precise demand. It features a broad max setpoint range of 150F to 200F and a reliable min setpoint range of 110F to 140F, ensuring
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