SECTION 380:25-11-1. General criteria

(a)   Hot water supply heaters located in facilities or installations owned or operated by the State of Oklahoma or its agencies, counties, municipalities, or school districts will be externally inspected annually, regardless of size or heat input. All hot water supply heaters shall meet the requirements of the code adopted by the facility being inspected.

(b)   Scope of inspection

(1)   Gas supply line - From the vessel through any controls upstream to the required stop cock.

(2)   Electrical connections - From the vessel to the required electrical cutoff, not to include any permanent wiring installed within the walls of the building containing the unit.

(3)   Cold water inlet line - From the vessel upstream to the required stop valve.

(4)   Hot water outlet line - From the vessel up to and including the second fitting.

(5)   Exhaust vents - All venting or flue piping visible from the hot water supply heater.

(6)   Combustion air supply - Any venting necessary to support combustion for flame heated units.

(7)   General hazards - Any recognized safety hazard involving the hot water supply heater within the immediate area.