20 CAR § 414-503 – Hot water heaters

(a)
1. (1) The hot water heating and storage equipment shall have sufficient capacity to supply:
  1. (A) Six and one-half gallons (6 ½ gals.) of water at one hundred ten degrees Fahrenheit (110˚ F) (forty-three degrees Celsius (43˚ C)) per hour per bed for institution fixtures;
  2. (B) Five gallons (5 gals.) at one hundred eighty degrees Fahrenheit (180˚ F) (eighty-two degrees Celsius (82˚ C)) per hour per bed for the laundry; and
  3. (C) Four gallons (4 gals.) at one hundred eighty degrees Fahrenheit (180˚ F) (eighty-two degrees Celsius (82˚ C)) per hour per bed for the kitchen.
2. (2) The water temperature in patient areas shall not exceed one hundred ten degrees Fahrenheit (110˚ F) (forty-three degrees Celsius (43˚ C)).
(b) The hot water storage tank, or tanks, shall have a capacity equal to fifty percent (50%) of heater capacity.
(c) Tanks and heaters shall be fitted with pressure temperature relief valves.
(d) Temperatures of hot water at plumbing fixtures used by resident shall be automatically regulated by control valves.
(e) All gas, oil, or coal heaters shall be properly vented to the outside.