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If you notice "swishing" sounds
Versatile Configuration: Accessible DIP switches allow for quick selection of control signals and direct or reverse acting modes without removing the cover
Key Benefits for Technicians: Direct OEM Compatibility: Precise fit for Bard wall-mount units
cold rooms
Positive Seal: The EPDM diaphragm provides a bubble-tight seal and reliable shut-off after pressure release
Lochinvar & A.O. Smith 100111019 Lower Probe 340155-7026 If you notice "swishing" soundsThe Lochinvar & A. O. Smith 100111019 Lower Probe is a critical OEM replacement temperature sensor designed for commercial high efficiency water heaters. When you are troubleshooting erratic temperature swings or lockout codes on units like the Cyclone BTH, SUF, or HCG series, this immersion style probe is often the primary fix. It provides the central control board with precise thermistor data from the lower section of the tank to manage thermal