Lennox 98M12 Piston 320788-702 This remote bulb temperature control

This remote bulb temperature control operates across a wide 100 to 240 degree F setpoint range

and fuel-burning equipment

Whether you are servicing a Knight boiler or a commercial A

Common Questions How do I set the dual actuation points

Lennox 98M12 Piston 320788-702 This remote bulb temperature controlThe Lennox 98M12 Piston is a precision engineered fixed orifice metering device designed for specific HVAC applications requiring an expansion orifice size of . 062. This refrigeration piston serves as a critical component in maintaining correct refrigerant mass flow across the evaporator coil, ensuring optimized heat transfer and system pressure balance. When performing a field replacement or matching a specific condensing unit and indoor coil