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WebIf duct air flow stops for any reason all humidifiers, except for wetted-media types, must be shut down immediately to prevent water damage. This can be accomplished by using a duct-mounted airflow proving switch. Use a switch that is activated by the movement of a shaft, which has a vane or sail attached to it (often called a sail switch). WebMay 5, 2024 · Step to Disconnecting the mass airflow sensor You can loosen the screws that attach the MAF to the intake pipe and air filter with any suitable screwdriver. You can pull the MAF from the intake pipe and air filter by … mitts nitts inc nc
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