Pennsylvania Code (Last Updated: April 5, 2016) |
Title 34. LABOR AND INDUSTRY |
PART I. Department of Labor and Industry |
Chapter 3a. Boiler and Unfired Pressure Vessel Regulations |
SubChapter F. LOW PRESSURE HEATING BOILERS INSTALLED PRIOR TO JULY 1, 1916 |
Section 3a.145. Steam stop valves
Latest version.
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(a) A boiler equipped with a steam stop valve must contain a check valve in the condensate return line between the boiler and the system.
(b) A heating system equipped with a steam stop valve must have a check valve in the condensate return pipe from the part of the system equipped with the steam stop valve.
Notation
This section cited in 34 Pa. Code § 3a.3 (relating to scope).