Hydrolevel 48-140 Outdoor Sensor Kit 322838-753 Always check for physical obstructions

Always check for physical obstructions before replacing the switch

allowing technicians to utilize existing mechanical connections or select specific flange kits for custom installations

What are the symptoms of a failing Lennox 25W25 TXV

this unit is the standard choice for restoring proper cycling to Lochinvar and A

Key Benefits Enhanced Reliability: Microprocessor-based logic ensures precise timing and consistent hot surface ignition sequences

Hydrolevel 48-140 Outdoor Sensor Kit 322838-753 Always check for physical obstructionsMaximize the fuel saving potential of your system with the Hydrolevel 48 140 Outdoor Sensor Kit (Model OS 100). Engineered specifically for seamless integration with Hydrostat models 3200 Plus and 3250 Plus, this kit allows contractors to transition from internal thermal targeting to a precision Outdoor Reset methodology. By monitoring ambient temperatures, the OS 100 sensor dynamically adjusts the boiler's firing cycle based on actual heat demand,