Lochinvar & A.O. Smith 100284494 Filter Air Inlet 320734-701 this spring return actuator ensures

this spring return actuator ensures fail-safe positioning

Mounting the unit with the sample line connections facing "up" should be avoided to prevent moisture or debris accumulation from affecting the diaphragm's sensitivity

Is this carryover tube compatible with other brands

The MARS 780 series design features silver-cadmium oxide contacts

Lochinvar & A.O. Smith 100284494 Filter Air Inlet 320734-701 this spring return actuator ensuresThe Lochinvar & A. O. Smith 100284494 Filter Air Inlet is a critical OEM component designed to maintain the integrity of the combustion process in high efficiency condensing boilers and water heaters. As a veteran grade air inlet filter replacement, this assembly utilizes a robust Sohlberg filter media to effectively strain out airborne particulates, dust, and debris before they reach the heat exchanger or blower housing. By ensuring a clean stream of