MPS Master
SECTION 22 15 00
GENERAL SERVICE COMPRESSED-AIR SYSTEMS
PART - GENERAL
SUMMARY
Section Includes: Include labor, material, equipment, and accessories necessary to furnish and install general service compressed air piping, and make connections to equipment as shown on Drawings.
SUBMITTALS
Shop Drawings: Submittals for pipe and fittings are not required, except where a deviation from the Specifications is proposed. Contractor shall submit a portfolio showing equipment and components for approval by Architect/Engineer or his authorized representative before roughingin. Each component, variation, model number, and option called out in this Specification is to be clearly indicated in submittal for each item. Shop Drawings not complying will be subject to rejection and re-submittal.
QUALITY ASSURANCE
Reference Standards:
State Plumbing Code
State Building Code
Local Codes and Ordinances
Local Authority having jurisdiction
PART - PRODUCTS
MANUFACTURER
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General Service Compressed-Air Systems
MPS Master
SECTION 22 15 00
Acceptable Manufacturers For Full Port Ball Valves: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers shall be as follows or Owner approved equal:
Apollo
American
Gemini
Powell
Grinnell
Hammond
Milwaukee
Nibco
Wallworth
Watts
Worchester
Stockham
Acceptable Manufacturers For Quick Connect/Disconnect Hose Couplers and Plugs: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers shall be as follows or Owner approved equal:
Foster Manufacturing
Hansen Coupling
Aeroquip Corp
Shrader Automotive
Milton Industries
COMPRESSED AIR PIPING
General: Steel piping shall be Schedule 40, black or hotdip, zinc coated steel pipe with malleable standard weight fittings.
VALVES
Full Port Ball Valves:
2 Inches and Smaller:
Apollo Series 77, Full Port 600-Pound W.O.G. Soldered or Threaded
2 1/2 Inches:
Apollo Series 77, Full Port 600-Pound W.O.G. Threaded
2 1/2 Inches Through 6 Inches:
Apollo Series 88-200, Full Port, Class 150, Flanged
QUICK CONNECTORS
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MPS Master
SECTION 22 15 00
Quick Connect/Disconnect Hose Couplers and Plugs:
Couplers: 1way, automatic shut-off brass body, with Oring or gasket seal, and stainless steel or nickel plated steel operating parts. Select socket end with threaded inlet that is considered the fixed end and has a 1way valve.
Plug End: Straight through type, with male or female hose connector.
PART - EXECUTION
PIPING APPLICATIONS
General Requirements: Use steel piping for the compressed air systems, including all service mains and exposed drops.
PIPING INSTALLATION
Pipe Routing: Contractor shall ascertain location of electrical panelboards and shall keep piping out of area above panelboards and for a distance of 3'6" in front of and 1'6" from each side of panelboards, including all VAV box control panels.
Install piping next to equipment and accessories to allow servicing and maintenance.
Install air and drain piping with 1/8inch per foot slope downward in direction of air flow.
Compressed Air Piping System: Thoroughly clean piping of grease, rust, and particles before installation. Upon completion of installation, blow system clean with high pressure air. Remove caps from drip legs before blowing clean.
Drip Legs: Provide drip leg at end of each main, branch, and low point in piping system and at each equipment drop. Drip legs to be full line sized and a minimum of 6inches deep.
Connections:
Connect branch air piping to main from top of main.
Connect air piping to equipment and accessories with unions and shutoff valves.
Condensate: Pipe condensate from automatic drains on receiver, dryer, and filters to a floor drain.
PLACEMENT OF VALVES
General Requirements: Install valves in piping systems to isolate pipe branches, pieces of equipment, before each regulator, and where indicated on Drawings.
PLACEMENT OF QUICK COUPLERS
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MPS Master
SECTION 22 15 00
General Requirements:
Provide a quick coupler at each air compressor location for maintenance of units.
Furnish to Owner, (1)male and (1)female hose connector plug end for each coupling installed.
END OF SECTION
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