General Air Products Vapor Pipe Shield VPS-500A Installation, Operation And Maintenance Manual
Engineered vapor-phase corrosion inhibitor systems
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Vapor Pipe Shield
™
ENGINEERED VAPOR-PHASE CORROSION INHIBITOR SYSTEMS
For Dry Pipe & Pre-Action Fire Sprinkler Systems
Installation, Operation, and
Maintenance Manual
Models: VPS-500A / VPS-500A-NV / VPS-500B / VPS-500B-NV / VPS-1000A / VPS-1000A-NV /
VPS-1000B / VPS-1000B-NV / VPS-1500A / VPS-1500A-NV / VPS-1500B / VPS-1500B-NV / VPS-
2000A / VPS-2000A-NV / VPS-2000B / VPS-2000B-NV
Technical Assistance:
800-345-8207
Additional Product Information:
generalairproducts.com
Version 1.20
Dec-2024
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Table of Contents
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Summary of Contents for General Air Products Vapor Pipe Shield VPS-500A
- Page 1 Vapor Pipe Shield ™ ENGINEERED VAPOR-PHASE CORROSION INHIBITOR SYSTEMS For Dry Pipe & Pre-Action Fire Sprinkler Systems Installation, Operation, and Maintenance Manual Models: VPS-500A / VPS-500A-NV / VPS-500B / VPS-500B-NV / VPS-1000A / VPS-1000A-NV / VPS-1000B / VPS-1000B-NV / VPS-1500A / VPS-1500A-NV / VPS-1500B / VPS-1500B-NV / VPS- 2000A / VPS-2000A-NV / VPS-2000B / VPS-2000B-NV Technical Assistance: 800-345-8207...
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Page 2: Table Of Contents
Version 1.20 Dec-2024 ABLE OF ONTENTS Safety Guidelines & Disclosures ................................3 Overview ........................................4 Installation ........................................ 5 Location ......................................5 Mounting ......................................6 3.2.1 Wall Mounting ( ) ..............................6 STANDARD 3.2.2 Floor Mounting ( ) ......................9 OPTIONAL SOLD SEPARATELY 3.2.3 Riser Mounting (... -
Page 3: Safety Guidelines & Disclosures
VPS is compatible with all types of NFPA 13, 14, and 25 dry and pre-action fire sprinkler systems. VPS is not compatible with a deluge system. For compatibility with other types of fire sprinkler systems, contact General Air Products via the contact information provided in this manual. -
Page 4: Overview
Version 1.20 Dec-2024 VERVIEW Vapor Pipe Shield (VPS) was created to be an economical & scalable option to protect various sizes of dry-pipe sprinkler systems, and is easily upgradable to handle later-date expansions of existing systems. Sizing and capacity information for VPS variants are displayed in the table below. Total Model System... -
Page 5: Installation
Version 1.20 Dec-2024 Vapor Pipe Shield is intended for the exclusive use with properly sized General Air Products’ Fire- Protection Air Compressors. Use with alternative equipment may not have been verified by the Manufacturer and may void Manufacturer’s Warranty. NSTALLATION 3.1 L... -
Page 6: Mounting
Shutoff Valve (sold separately) is strongly recommended to be placed before the VPS unit. Contact General Air Products Technical Assistance at (800) 345-8207 for assistance as needed. If the VPS unit is to be placed before the other corrosion mitigation equipment, N N O O T T I I C C E E contact the corrosion mitigation equipment’s manufacturer first to confirm such... - Page 7 Version 1.20 Dec-2024 While the VPS unit creates no vibration, failure to properly secure the unit, in a location free from impact risk, may result in damage to the system, unit, or personnel. C C A A U U T T I I O O N N All workmanship and materials (such as pipe and fittings) must comply with the guidelines set forth in NFPA 13.
- Page 8 Version 1.20 Dec-2024 Mount Upper Clamp. Push the top-most Module of the VPS unit into the Upper Clamp as shown. The jaws of the Upper Clamp should lock completely over the top-most Module. Note, the top- most Module will rest loosely inside the Upper Clamp.
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Page 9: Floor Mounting ( Optional / Sold Separately )
Version 1.20 Dec-2024 3.2.2 Floor Mounting OPTIONAL SOLD SEPARATELY Secure the VPS unit to the floor using appropriate mounting hardware through the (x4) 7/16 inch holes provided, hardware not included. The holes follow a 6.5 inch x 21 inch rectangular bolt pattern. Always use hardware that is suitable for the floor material to ensure stability. - Page 10 Version 1.20 Dec-2024 3) Position the VPS unit in a suitable location meeting the requirement described above. The footprint of the unit is 23.5 inches x 8 inches, while the height varies depending on the unit size. The use of the upper mounting clamp is optional as described above.
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Page 11: Riser Mounting ( Optional / Sold Separately )
Version 1.20 Dec-2024 3.2.3 Riser Mounting OPTIONAL SOLD SEPARATELY Install the VPS unit on a vertical riser using the provided worm drive clamps. The unit must be mounted upright to ensure proper functionality and safety. Ensure the chosen riser location is stable and free from any risks of impact or disturbance. - Page 12 Version 1.20 Dec-2024 3) Open all three Mounting Clamps, then install the VPS Unit as shown. Ensure all clamps are fully secured. C C A A U U T T I I O O N N Failure to secure all equipment as described may result in damage to the system, unit, or personnel.
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Page 13: Flow Reversal (Field Retrofit)
5mm hex key. Use Thread Locker on the mounting bracket screws only. Ensure all O-rings / Gaskets are in place, prior to reassembling. See adjacent figure. For more information, contact General Air Products Technical Assistance at (800) 345-8207 for assistance as needed. Page | 13... -
Page 14: Filtration / Module Remoting
90º bend, potentially creating a U-shape that wraps around the riser or any other suitable arrangement. A riser mounting kit is available for use . For more information, contact General Air Products Technical Assistance at (800) 345-8207 for assistance as needed. Page | 14... -
Page 15: Inlet Connections
Version 1.20 Dec-2024 3.5 I NLET ONNECTIONS The VPS inlet includes a water removal filter, followed by 2 coalescing filters, mounted in series on the lower corner of the unit. The inlet of the first filter is to be connected to the air source/ air storage tank. It’s strongly recommended that a Shutoff Valve (sold separately) be positioned directly before the VPS unit (between See arrangement below. -
Page 16: Drain Connections
Version 1.20 Dec-2024 3.7 D RAIN ONNECTIONS The VPS unit incorporates a built-in auto drain on each filter. These auto drains utilize 3/8” push to connect tube fittings, which are available for routing the drains to a desired location. A coil of 3/8” tubing is provided to connect to each Drain Port. -
Page 17: Vps Vapor Indicator Test-Port
Version 1.20 Dec-2024 3.8 VPS V APOR NDICATOR A VPS Vapor Indicator Test-Port (VIT) (included & optional) may be installed directly after the VPS unit and before the AMD, if desired. Also included are a set of Replaceable Indicator Cartridges (RIC) (included & optional) which may also be used if desired on the VIT. -
Page 18: Material Compatibility
The following materials have undergone testing to confirm compatibility with the Vapor Pipe Shield Product. Materials not shown may not have been verified by the manufacturer and may void warranty. Contact General Air Products Technical Assistance at (800) 345-8207 for more information in regard to material compatibility. -
Page 19: Start-Up Instructions
Version 1.20 Dec-2024 TART NSTRUCTIONS With all the connections made as described in , the Vapor Pipe Shield “S 3; I – ( . 5)” ECTION NSTALLATION (VPS) unit is ready to start. The following measures should be undertaken anytime a VPS unit is installed. Filters shown may appear differently than actual filters used. - Page 20 Version 1.20 Dec-2024 5) Slowly open the inlet Shutoff Valve directly before the VPS unit, if utilized, to pressurize the VPS unit as shown in the diagram below. Note that while the air source pressurizes the VPS unit, the filters may temporarily purge air until enough pressure is built up to seal their respective Drain Ports.
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Page 21: Operation
Version 1.20 Dec-2024 PERATION 5.1 I NITIAL ILTRATION FILTERS Air is produced from an air source (for example from an air compressor) and is directed into the Pre- filters of the Vapor Pipe Shield (VPS) unit. The first pre-filter is a water removal filter, which removes large debris and bulk water from the airstream. -
Page 22: Maintenance Schedule
Version 1.20 Dec-2024 AINTENANCE CHEDULE The Vapor Pipe Shield (VPS) unit requires Annual Maintenance, ideally when the sprinkler system is inspected. Maintenance Kits are available with all necessary materials for each Annual Maintenance Period. The adjacent table shows the specific Maintenance Kit required for each VPS unit. Filters shown may appear differently than actual filters used. - Page 23 Version 1.20 Dec-2024 3) After the VPS unit is depressurized to atmospheric pressure (0 PSIG), open the Upper Clamp (as described below), and remove & separate each Module from the assembly. A 5/8” wrench can be used to remove all Bolted Clamps securing the Module(s), as shown in the adjacent figure.
- Page 24 Version 1.20 Dec-2024 5) Dispose of the used Cartridge(s) & Gaskets by conventional means, in accordance with state and local guidelines if applicable. Save the Spacer, and store for later reuse, see adjacent figure. 6) Reinstall the Cap and Bolted Clamp on the 10” Module (on the side with the Alignment Pins and the Spacer.
- Page 25 Version 1.20 Dec-2024 8) Remove the Filter Bowls by removing the screws (4 each) located on the top of each filter using a 4mm hex key. Filter Elements 2 & 3 require replacement on an annual basis. Filter Elements 1 & 4 may be cleaned / replaced as needed.
- Page 26 Version 1.20 Dec-2024 12) Check all parts and fittings on the VPS unit for tightness, and confirm that all Drain Ports on the VPS unit are set to the closed position by rotating the knob at the very bottom of each filter bowl (x4 total) Counter-Clockwise in the direction marked “S”, as shown in the adjacent figure.
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Page 27: Troubleshooting
Version 1.20 Dec-2024 ROUBLESHOOTING The following table describes several possible (but not all) troubleshooting scenarios with possible solutions that may be experienced over the life of Vapor Pipe Shield (VPS). Every system is unique with its own set of specific circumstances and unique characteristics. However, contaminants or other foreign materials within a sprinkler system may adversely impact the properties and performance of VPS, and may void manufacturer warranty. -
Page 28: General Arrangements
Version 1.20 Dec-2024 ENERAL RRANGEMENTS 8.1 S AMPLE YSTEM AYOUT NOT TO SCALE 8.2 F EATURE AYOUT Page | 28 28 | Page... -
Page 29: Maintenance Schedule Connections
Version 1.20 Dec-2024 8.3 M AINTENANCE CHEDULE ONNECTIONS Page | 29 Page | 29... -
Page 30: Module/ Cartridge Arrangement
Version 1.20 Dec-2024 8.4 M ODULE ARTRIDGE RRANGEMENT Page | 30 30 | Page... -
Page 31: General Arrangement
Version 1.20 Dec-2024 8.5 G ENERAL RRANGEMENT Page | 30 Page | 31... -
Page 32: Warranty Policy
OLICY GENERAL PROVISIONS & LIMITATIONS DISCLAIMER General Air Products, Inc. (the "Company") warrants to each original THE FOREGOING WARRANTY IS EXCLUSIVE AND IT IS EXPRESSLY purchaser ("Purchaser") of its new products from the Company or its AGREED THAT, EXCEPT AS TO TITLE, THE COMPANY MAKES NO...
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