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For technicians performing gas valve pilot repairs
relying on a thermopile/thermocouple rather than an external 24V power source
this increases to 20 PSI
this component is calibrated specifically for the pressure-temperature characteristics of R-410A refrigerant and should not be used in legacy HVAC systems
Operating on 120-277 VAC
Lochinvar & A.O. Smith 100111058 Outlet Switch 321894-708 For technicians performing gas valveMaintain the safety and operational integrity of commercial water heating systems with the Lochinvar & A. O. Smith 100111058 Blocked Outlet Switch. This genuine OEM safety control is engineered to monitor exhaust vent conditions in high efficiency appliances, including the BTH, SUF, and HCG Series. Functioning as a critical pressure sensing switch, it detects obstructions in the exhaust path and immediately triggers a system shutdown to prevent the