25.12.2012 Views

substitution request - Alliance Construction Solutions

substitution request - Alliance Construction Solutions

substitution request - Alliance Construction Solutions

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

D. Assemble joint wrench tight. Wrench on valve shall be on the valve end into which the<br />

pipe is being threaded.<br />

3.07 FLANGED CONNECTIONS:<br />

A. Align flange surfaces parallel.<br />

B. Assemble joints by sequencing bolt tightening to make initial contact of flanges and<br />

gaskets as flat and parallel as possible. Use suitable lubricants on bolt threads. Tighten<br />

bolts gradually and uniformly using a torque wrench.<br />

3.08 FIELD QUALITY CONTROL:<br />

A. Testing: After piping systems have been tested and put into service, but before final<br />

adjusting and balancing, inspect each valve for leaks. Adjust or replace packing to stop<br />

leaks; replace valve if leak persists.<br />

3.09 ADJUSTING AND CLEANING:<br />

A. Cleaning: Clean mill scale, grease, and protective coatings from exterior of valves and<br />

prepare to receive finish painting or insulation.<br />

Project No.: 10145<br />

550 15 th Street Dual Brand Hotel<br />

03/16/2012<br />

END OF SECTION 22 0523<br />

220523 - 9 GENERAL-DUTY VALVES FOR<br />

PLUMBING PIPING

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!