Wash. Admin. Code § 296-150V-1450

Current through Register Vol. 24-20, October 15, 2024
Section 296-150V-1450 - What requirements apply to testing for gas piping leaks before conversion vendor unit or medical unit appliances are connected?
(1) The piping system must stand a pressure of at least 10 psi gauge for a period of not less than fifteen minutes without showing any drop in pressure.
(2) Pressure must be measured with a gauge calibrated to be read in increments of not greater than 1/10 pound.
(3) The source of pressure must be isolated before the pressure tests are made. Before a test is begun, the temperature of the ambient air and of the piping must be approximately the same, and constant air temperature must be maintained throughout the test.

Wash. Admin. Code § 296-150V-1450

Statutory Authority: Chapter 43.22 RCW. 99-18-069, § 296-150V-1450, filed 8/31/99, effective 10/1/99.