Subpart 4-12 Flame Safeguard Control Requirements for Oil Burners Installed After March 31, 1965
Department of Labor
4-12.1Application of this Subpart.4-12.2Special definition of maximum firing rate.4-12.3Manual or automatic—maximum firing rate three gallons per hour or less.4-12.4Manual—maximum firing rate over three gallons per hour.4-12.5Automatic—maximum firing rate over three to seven gallons per hour.4-12.6Automatic—maximum firing rate over seven to 20 gallons per hour.4-12.7Automatic—maximum firing rate over 20 gallons per hour.4-12.8Automatic—proved pilot.