NAC512.526. “Hot water supply boiler” defined.

Latest version.

“Hot water supply boiler” means a boiler that is completely filled with water that furnishes hot water to be used outside the boiler at pressures not exceeding 160 PSIG or at temperatures not exceeding 250°F at or near the boiler outlet and which:

     1. Uses a storage tank to supply hot water to the system;

     2. Fires on demand to heat water which is supplied directly into the system; or

     3. Is fired at a rate of not less than 200,000 British thermal units.

(Added to NAC by Div. of Industrial Relations by R141-98, eff. 1-28-2000)

                    
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