NAC455C.254. Clearance and access: Copper watertube boilers.

Latest version.

     1. A copper watertube boiler that is used for domestic hot water or comfort heating must have a clearance of not less than the clearance recommended by the manufacturer of the boiler between each side or end of the boiler from which maintenance, operation of the controls, or repairs may be required, and any wall, column, equipment or other structure.

     2. Each side or end of a copper watertube boiler that is used for domestic hot water or comfort heating must have a clearance of not less than 6 inches or the clearance recommended by the manufacturer of the boiler, whichever is greater, between each side or end of the boiler from which maintenance, operation of the controls, or repairs will not be required, and any wall, column, equipment or other structure.

     3. A copper watertube boiler must be installed in a manner that allows a person access to the boiler to maintain, repair or operate the boiler.

(Added to NAC by Div. of Industrial Relations by R101-02, eff. 12-15-2004)

                    
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