A. All steam, hot water and vapor boilers shall be thoroughly cleaned inside, combustion chamber and flues steel brushed, making certain that all traces of soot, carbon, etc., are removed before the burner is installed.
B. No burners shall be installed in boilers which are indicative of leaks.
C. All steam and vapor boilers shall be equipped with low water fuel cutoff and proper pressuretrol or Vaporstat, depending on type of system.
D. All hot water boilers to have aquastat properly located and installed so as to provide complete safety and protection of installation.
(Prior code § 14.301(h)).