North Carolina Administrative Code
Title 04 - COMMERCE
Chapter 11 - UTILITIES COMMISSION
Chapter 6
Article 6 - INSPECTIONS AND TESTS
Section 11 R06-34 - HEATING VALUE
Current through Register Vol. 39, No. 6, September 16, 2024
(a) Manufactured and Mixed Gas. - The heating value of manufactured gas and mixed gas, including LP Gas mixed with air, shall be considered as being under the control of the utility, except that natural gas when mixed with manufactured or LP Gas for peak shaving or emergency purposes shall not be considered a mixed gas.
(b) Natural and LP Gas. - The heating value of natural gas and undiluted, commercially pure LP Gas shall be considered as being not under the control of the utility.
(c) When Appliances to Be Readjusted. - The utility shall determine the allowable range of monthly average heating values within which its customers' appliances may be expected to function properly without repeated readjustment of the burners. If the monthly average heating value is above or below the limits of the allowable range for two successive months, the customers' appliances must be readjusted in accordance with Rule R6-18.