Section R20-5-401. Applicability

This Article applies to all boilers, lined hot water heaters and pres- sure vessels operated in Arizona, except the following:

1.        Boilers, lined hot water heaters and pressure vessels regu- lated by the United States Government;

2.        Boilers, lined hot water heaters and pressure vessels oper- ated in private residences or apartment complexes of not more than six units; and

3.        Boilers, lined hot water heaters and pressure vessels oper- ated on Indian reservations.

4.        A lined hot water heater that does not exceed any of the following:

a.        Heat input of 200,000 BTU per hour,

b.        Water temperature of 210º F, and

c.        Nominal water containing capacity of 120 gallons.

Historical Note

Former Rules B-1.1 and B-1.2. Former Section R4-13- 401 repealed, new Section R4-13-401 adopted effective April 12, 1979 (Supp. 79-2). Section R4-13-401 repealed,

new Section adopted effective April 9, 1992 (Supp. 92-2). R20-5-401 recodified from R4-13-401 (Supp. 95-1). Amended effective October 9, 1998 (Supp. 98-4).

Amended by final rulemaking at 15 A.A.R. 1496, effec- tive August 18, 2009 (Supp. 09-3).