4.Using warm soapy water, wash out the filter housing and allow it to air dry.
5.Make sure you are wearing your respirator and safety goggles.
6.Support the HEPA filter element and vacuum the input side of the filter with a soft brush- type tip while tapping the filter element.
7.Hold a shop air gun or spray nozzle no closer than two to three feet from the filter element, and in a slow and sweeping motion, blow the remaining contaminants back out the direction they came (against the direction of the arrow you previously marked). Be careful however, If you get too close the jet of air pressure may blow a hole in the filter.
G0648 Welding Fume Extractor
8.After cleaning, return the filter to the marked position in the filter housing.
9.Reassemble and start the machine.