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252 ohms at 25
This operator utilizes a vapor charge sensing medium to ensure fast-acting modulating response
making it a versatile HVAC air flow switch for various control and alarm circuits
and is compatible with snap-on auxiliary contact blocks
The board coordinates the de-energizing of the outdoor fan motor while simultaneously energizing the reversing valve and auxiliary heat strips
Lochinvar & A.O. Smith 100173748 Cut-Off THPU32HP7Y 252 ohms at 25The Lochinvar & A. O. Smith 100173748 is a critical Low Water Cut Off (LWCO) safety control designed to protect hydronic and steam systems from dry fire conditions. Functioning as an Auto Reset sensor, this component continuously monitors the boilers water level and breaks the 24V control circuit to the burner if a low water threshold is detected. This specific HVAC replacement part is essential for maintaining operational safety in residential and
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