Subpart 4-11 Flame Safeguard Control Requirements for All Oil Burners Installed Before March 31, 1965
Department of Labor
4-11.1Application of this Subpart.4-11.2Manual or automatic—maximum firing rate up to seven gallons per hour.4-11.3Manual—maximum firing rate over seven gallons per hour.4-11.4Automatic—maximum firing rate over seven to 16 gallons per hour.4-11.5Automatic—maximum firing rate over 16 to 33 gallons per hour.4-11.6Automatic—maximum firing rate over 33 gallons per hour.4-11.7Automatic—proved pilot.