Regular maintenance is important for laser cutting machines to avoid breakdowns and reduce costs. The document outlines 7 key areas of maintenance: 1) Daily checks of gas pressure, alignments, and cleaning. 2) Proper handling and cleaning of optical lenses with alcohol and gloves. 3) Regular maintenance of the water chiller, air compressor, air dryer and regulated power supply which includes cleaning, filter replacement and tightening connections. Following these maintenance guidelines can help fabricators maintain machine quality and performance.