Rugged Electrical Specs: Rated for 5

provided the target outlet pressure falls within the 5-12" WC range

Technicians should use a manometer to measure the actual vacuum at the switch port

particularly those originally utilizing the 68-22675-02 part number

making it essential for natural gas and propane applications requiring intermediate pressure control in residential or small commercial settings

Lennox 52M74 Rollout Switch Rugged Electrical Specs: Rated forThe Lennox 52M74 Rollout Switch is a critical safety component designed for precise over temperature protection in Lennox furnace units and residential HVAC systems. As a Single Pole Single Throw (SPST) switch, this manual reset flame rollout switch is engineered to interrupt the ignition circuit when it detects temperatures reaching the 320 degrees F threshold. This prevents hazardous conditions resulting from heat exchanger failure or flue