13 N.C. Admin. Code 13.0423

Current through Register Vol. 39, No. 9, November 1, 2024

Section 13 .0423 - MODEL HOBBY BOILERS

Model hobby boilers shall meet the following requirements:

(1) Each boiler shall have:

(a) an operating pressure gauge that shall not be less than 1 1/2 times nor more than four times the operating pressure of the boiler;

(b) two safety relief valves each of which shall be capable of protecting the boiler from over pressurization. Requirements for ASME/NB certification are waived. If an ASME/NB safety relief valve is utilized, only one safety relief valve is required;

(c) an accessible mud-ring valve;

(d) a water gauge glass; and

(e) if constructed of copper, a fusible plug in the top of the crown sheet.

(2) Upon completion of the inspection and payment of the applicable fees referenced in this Chapter, the Chief Inspector shall issue a Certificate of Inspection valid for one year.

13 N.C. Admin. Code 13 .0423

Authority G.S. 95-69.11; 95-69.14;
Eff. July 1, 2006;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. July 22, 2018;
Amended April 1, 2022.

Authority G.S. 95-69.11; 95-69.14;
Eff. July 1, 2006;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. July 22, 2018.

Amended by North Carolina Register Volume 36, Issue 21, May 2, 2022 effective 4/1/2022.