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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
Once the system pressure drops below the differential cut-in point
Optimized Performance: Engineered for 7
Common Questions: How do I calibrate the set point
For technicians servicing McQuay RAH or RDS series units
it provides precise local or remote sensing for high-efficiency thermal management
Lochinvar & A.O. Smith 100111038 Controller 322838-752 Once the system pressure dropsThe Lochinvar & A. O. Smith 100111038 Combined Controller is the critical integrated command module designed specifically for the BTH 120 100 and BTH 120 A series natural gas water heaters. As a veteran grade commercial water heater control board, this OEM replacement part (formerly identified as part number 9006262005) manages the sequence of operation, ignition timing, and safety parameter monitoring for high efficiency condensing systems. It
