Price AW-I Series Installation Manual

Gas fired make-up air series

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MANUAL – INSTALLATION
AW-I
Gas Fired Make-Up Air Series
v200 – Issue Date: 09/07/18
© 2018 Price Industries Limited. All rights reserved.

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Summary of Contents for Price AW-I Series

  • Page 1 MANUAL – INSTALLATION AW-I Gas Fired Make-Up Air Series v200 – Issue Date: 09/07/18 © 2018 Price Industries Limited. All rights reserved.
  • Page 2: Table Of Contents

    If you cannot reach your gas supplier, call the fire department. • Installation and service must be performed by a qualified installer, service agency or the gas supplier. MANUFACTURED BY Price Industries Limited 404 Egesz Street Winnipeg, MB R2R 1X5 115 Turnbull Court Cambridge, ON N1T 1C6 ANSI Z83.8 Commercial Industrial Gas Heating Equipment CSA 2.6-2009...
  • Page 3: General Safety Information

    In addition to this manual, start-up and commissioning videos are available at www.priceindustries.com. Additional information on this unit can be found by scanning the QR code sticker or by contacting Price Industries. WARNING The manufacturer’s warranty does not cover any...
  • Page 4: Unit Description

    Contact your sales procedure. Price Industries will not representative. Cooling efficiency assume any responsibility for equipment S = Standard efficiency...
  • Page 5: Installation Instructions

    NO ACCESS BACK 20” (50 cm) minimum NO ACCESS BACK 24” (60 cm) recommended Price AW-I units are approved for both indoor and outdoor 20” (50 cm) minimum 24” (60 cm) recommended installations. The installation must conform with local building...
  • Page 6 (this is especially important if the curb is not supplied by Price Industries). Check that the curb is both level and square. Curb ductwork that passes down through the curb must be installed by installing contractor prior to unit placement.
  • Page 7 Make sure everyone is clear of the sections prior to cinching to avoid injury. Price AW-I units may be shipped as a single SLIP UNITS: unit or in sections for field assembly by the installing contractor.
  • Page 8 AW-I INSTALLATION INSTRUCTIONS Duct Connections FIGURE 7: TYPICAL FAN BASE SHIPPING BRACKET On outdoor units with ducting passing down through the curb, the ducting will be installed prior to unit placement and attached to the curb. For all other duct connections, the ductwork will be connected to the unit casing using sheet metal screws by the installing contractor.
  • Page 9: Vent Stack And Combustion Air Opening

    AW-I INSTALLATION INSTRUCTIONS Vent Stack and Combustion Air Opening OUTDOOR EXHAUST STACK Outdoor Installation AW-I units are certified as Category III appliances with positive vent pressure and stack temperature not exceeding 500°F (260 °C). Outdoor AW-I units are equipped with a factory mounted exhaust stack.
  • Page 10 AW-I INSTALLATION INSTRUCTIONS Before starting installation, examine all components for 14. The vent shall terminate in accordance with the National Fuel Gas Code, ANSI Z223.1/NFPA S4, or The Natural possible shipping damage. Gas and Propane Installation Code, CSA B149.1. Provide Venting shall be installed in accordance with the appliance minimum vent termination clearances to the building as manufacturer's instructions.
  • Page 11: Electrical Installation

    AW-I INSTALLATION INSTRUCTIONS Electrical Installation TYPICAL FACTORY SUPPLIED DISCONNECT WARNING ELECTRICAL SHOCK HAZARD: Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized. Failure to disconnect power before servicing could result in death or serious injury.
  • Page 12 A basic unit will require controls by others. Only the minimum safety controls are provided by Price Industries. A controller or thermostat must be provided by the installing contractor. Refer to unit electrical wiring diagrams for details.
  • Page 13 AW-I INSTALLATION INSTRUCTIONS An optional space thermostat or sensor may be shipped loose TYPICAL SPACE SENSOR for field installation. The sensor may be duct mounted and/or wall mounted. Locate space sensors or thermostats where they will provide a representative reading of the space condition. Avoid areas with cold drafts or in the warm supply-air stream of the unit.
  • Page 14 AW-I INSTALLATION INSTRUCTIONS An optional remote control panel may be shipped loose for TYPICAL REMOTE CONTROL PANEL field installation. Locate the panel indoors where operations and maintenance personnel have ready access. Refer to unit electrical wiring diagrams for details on how to wire the sensor to the control panel.
  • Page 15: Gas Piping Connection

    Code, ANSI Z223.1/NFPA 54, or the Natural Gas and Propane Installation Code, CSA B149.1. Planning for installation of a Price AW-I unit should include a piping sketch or plan showing the proposed location of piping to the unit and feeder branches. Piping should be sized and installed to provide for the rated input of the burner while maintaining the required inlet pressure.
  • Page 16 Color coding of the gas piping is trapping will void the warranty. also recommended. All AW-I series units are equipped with furnace High pressure gas regulators, if required, should be condensate drain connection(s). Provisions shall be made located at least five feet (1.5 m) upstream from the...
  • Page 17: Hot Water And Chilled Water Coil Connections

    AW-I INSTALLATION INSTRUCTIONS Hot Water and Chilled Water Coil Connections UNIT WITH CHILLED WATER COILS NOTICE - IMPROPER PIPING MAY LEAD TO UNIT AND BUILDING DAMAGE: Improper piping on hot water and chilled water coils may lead to leaks that can damage the unit and the building.
  • Page 18 AW-I INSTALLATION INSTRUCTIONS Draw Through Trap Sizing COOLING COIL CONDENSATE TRAP H1 = Supply Fan TSP + 1 inch (2.5cm) H2 = 0.5 x H1 Example: Size a condensate trap for a unit with TSP of 5 in (12.5 cm) w.c.
  • Page 19: Safety Shut-Off Valve Leak Check

    AW-I INSTALLATION INSTRUCTIONS Safety Shut-off Valve Leak Test: Safety shut-off valves require a qualified technician to perform a leak (bubble) test to determine tightness of closure on a least an annual basis. A very small amount of leakage is normal. Valve leakage rates exceeding those noted in the table below require repair or valve replacement.
  • Page 20: Installation Checklist

    AW-I INSTALLATION INSTRUCTIONS Installation Checklist The following checklist is a summary of all the steps necessary for a successful start-up. This is not intended to replace the detailed information in the applicable sections of this manual. Task Complete General Inspect unit for freight damage or missing items on the Bill of Lading. Confirm the installation location meets the necessary clearances.
  • Page 21 AW-I INSTALLATION INSTRUCTIONS Electrical Power Check WARNING WARNING ELECTRICAL SHOCK HAZARD: Disconnect all electric power, including remote disconnects before servicing. Follow HAZARDOUS SERVICE PROCEDURES: During installation, proper lockout/tagout procedures to ensure the power testing, servicing and troubleshooting of this product, it cannot be inadvertently energized.
  • Page 22: Supply Fan Start-Up

    AW-I INSTALLATION INSTRUCTIONS Supply Fan Start-Up SUMMER - WINTER SWITCH WARNING HAZARDOUS ROTATING EQUIPMENT: Contact with the rotating fan, belts or motor can lead to death or severe injury. Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized. Once the power has been checked, the fan rotation needs to be checked as follows: With the main gas valve and firing valve closed, turn on the...
  • Page 23 AW-I INSTALLATION INSTRUCTIONS Gas Heat Start-Up TYPICAL GAS TRAIN GAS BURNER WARNING FIRE OR EXPLOSION HAZARD PRIMARY Failure to follow safety warning exactly could result in FLAME SAFE- serious injury, death or property damage. GUARD Be sure to read and understand the installation, operation and service instructions in this manual.
  • Page 24 AW-I INSTALLATION INSTRUCTIONS 12. Check the pilot flame. The flame should engulf the flame PRIMARY FLAME SAFEGUARD RESET sensor rod with a flame about the size of a fist. 13. Check the pilot line gas pressure. It should be between 6 and 8”...
  • Page 25: Typical Sequence Of Operation

    Cold Climate Start-up On units with the cold climate option, on a call for heat, the Price Industries AW-I units can be customized with a wide furnace will operate as outlined in 1.1. However, the supply variety of controls options. Refer to the submittal documents fan will not start until the furnace temperature is above for the specific control sequence.
  • Page 26: Maintenance

    AW-I MAINTENANCE Maintenance WARNING HAZARDOUS SERVICE PROCEDURES: During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components and moving mechanical components. Have a qualified technician who has been properly trained in handling live electrical components perform these tasks. Failure to follow all electrical safety precautions when exposed to live electrical and mechanical components could result in death or serious injury.
  • Page 27: Service And Warranty Procedure

    Have the unit model number and serial number available. The warranty part may need to be returned to Price to obtain a new warranty part. Price Industries reserves the right to repair or replace a part under warranty.
  • Page 28: Aw-I Start-Up Report Form

    Price Industries Limited 404 Egesz Street, Winnipeg, MB R2R 1X5 CA priceindustries.com Phone: (204) 633.4808 | Fax: (204) 694.7280 PRICE AW-I START-UP REPORT To enable the Limited Warranty, this form must be submitted to price-warranties@priceindustries.com GENERAL Job Name: Order Number: Installation Address:...
  • Page 29 404 Egesz Street, Winnipeg, MB R2R 1X5 CA priceindustries.com Phone: (204) 633.4808 | Fax: (204) 694.7280 PRICE AW-I START-UP REPORT To enable the Limited Warranty, this form must be submitted to price-warranties@priceindustries.com CONTROLS START-UP Temperature sensors installed properly? Is there BACnet connect?
  • Page 30: Quality Assurance Report

    Phone: (204) 633.4808 | Fax: (204) 694.7280 priceindustries.com PRICE QUALITY ASSURANCE REPORT Your opinion is important to us. Please take a moment to fill out this report and email it to mech-fqr@priceindustries.com. We use this information to continuously improve our products and services. Please include pictures in your email submission of this report whenever possible.
  • Page 31: Limited Warranty

    Price in writing, nor will Price be responsible for incidental, Drum and tube heat exchangers on Price AW-I units are warrantied for a period of ten consequential or punitive damages. In the event Price elects to repair the years from date of shipment.
  • Page 32: Appendices

    Fasteners Instructions These instructions apply to both vertically and horizontally split units. All joining hardware is provided by Price Industries and is shipped with the unit unless noted otherwise. Ensure the bottom of the first section’s base is clean and free from debris and place it on the roof curb, aligning all edges.
  • Page 33 AW-I APPENDICES Apply the supplied ¼” thick gasket FIGURE 2: GASKET APPLIED TO THE PERIMETER OF THE OPENING material to one side of the open face, ensuring it is placed as shown in Figure 2 and that it is well adhered.
  • Page 34 AW-I APPENDICES Use threaded rod, washers and FIGURE 4: THREADED ROD, WASHERS AND NUTS FOR PULLING SECTIONS TOGETHER nuts to slowly, and evenly pull Section 2 towards Section 1 from the base (Figure 4). Once the base is tight, verify that the gasket around the walls and roof splits is still in place and has not been damaged during the pull-in procedure.
  • Page 35 AW-I APPENDICES A bead of silicone caulking must FIGURE 6: ROOF CAP INSTALLED TO COVER JOINTS AT SPLIT then be run across the top of the bolting flange and down the side. If the roof is split, use the supplied roof cap to cover the joint shown in Figure 6.
  • Page 36 AW-I APPENDICES 12. All high voltage wiring (such as fans, FIGURE 7: HIGH VOLTAGE WIRES SPOOLED motors, blowers, compressors, etc.) is spooled by the factory and is to be pulled through the air handler unit upon assembly (Figure 7). Wires should be connected to the corresponding labeled terminals.
  • Page 37 AW-I NOTES priceindustries.com | AW-I - Manual...
  • Page 38 AW-I NOTES AW-I - Manual | priceindustries.com...
  • Page 39 AW-I NOTES priceindustries.com | AW-I - Manual...
  • Page 40 This document contains the most current product information as of this printing. For the most up-to-date product information, please go to priceindustries.com © 2018 Price Industries Limited. All rights reserved.

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