Lochinvar & A.O. Smith 100157743 Kit R-410A and high-torque Hytrel (H/HS) sleeves

and high-torque Hytrel (H/HS) sleeves within the Size 6 series

The R600S-3/4 is rated for a 5 PSI maximum inlet pressure (Maxitrol tested) and comes factory-set with a 3-6" w

ensuring seamless integration with existing burner assemblies for consistent flame rectification and start-up cycles

ensuring accurate modulation of heating and cooling cycles

What is the maximum ambient temperature for the control housing

Lochinvar & A.O. Smith 100157743 Kit R-410A and high-torque Hytrel (H/HS) sleevesProfessionals in the field know that maintaining system integrity starts with high quality safety components. The Lochinvar & A. O. Smith 100157743 Kit is a direct OEM replacement part featuring a 230F manual reset high limit switch. This kit is technically identical to the Lochinvar KIT3117, engineered specifically for high performance water heaters and boiler systems. When a primary thermostat fails, this 230 degree high limit kit acts as a critical