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Summary of Contents for Bulldog Security VPA0 Series
- Page 1 Installation Operation and Maintenance Make Up Air Unit VariPak Models: VPA0XX – VPA7XX VPR0XX – VPR7XX www.bulldogheatpump.com © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
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Page 2: Table Of Contents
Contents INFORMATION ....................... 1 Lifting/Rigging ......................2 Weight/Dimension/Clearance ................2 INSTALLATION ......................3 General Installation Checklist ................. 3 OPERATION – DETAILED ..................6 COMMISSION & START UP ..................8 MAINTENANCE ....................11 SAMPLE WIRING DIAGRAM .................. 12 © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27... -
Page 3: Information
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual INFORMATION General Safety WARNING: Indicates a potentially hazardous situation which if not avoided could result in death or serious injury. CAUTION: Indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury. -
Page 4: Lifting/Rigging
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual Receiving Equipment The equipment ships from the factory FOB with the transport company. Irrespective of who arranges or pays for the freight, the person receiving the product at the jobsite is responsible for inspecting for damage and reporting on the same immediately. -
Page 5: Installation
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual INSTALLATION The installation of all Make Up Air Units and components and accessories must be in accordance with local codes and all regulations of all governing authorities having jurisdiction. The manufacturer recommends the following installation procedures. - Page 6 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual Location Determine floor mount location with clearances, as shown in Appendix A. 1. If the unit is located in areas subject to freezing, ensure proper precautions are taken for freeze protection.
- Page 7 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual Condensate Drain Connection Standard Condensate Connection Dimensions Model VPX0 4000 1.75 0.875 4.125 VPX1 5000 2.25 1.125 5.375 VPX2 7500 2.25 1.125 5.375 VPX3 10000 2.25 1.125 5.375 VPX4 12000 2.00...
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Page 8: Operation - Detailed
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual OPERATION – DETAILED General: The Bulldog Make Up Air Unit performs DX cooling with a water cooled refrigeration circuit. The Bulldog Make Up Air Unit performs hydronic heating with a hot water/glycol coil. Damper and Fan Control: Upon initial startup or on any restart, the damper will open after a delay of approximately one minute;... - Page 9 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual if OAT > 72˚F, compressor stage 2 will be activated if OAT > 77 ˚F. NOTE: Without a space sensor to control heating/cooling, the space can become over-heated or over-cooled due to heat loads or losses in the space.
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Page 10: Commission & Start Up
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual COMMISSION & START UP System Flushing: Proper system cleaning and flushing is an important aspect of the commissioning and start up procedure for Make Up Air Units. Ensure the system has been flushed properly. This prevents fouling of the unit heat exchangers. - Page 11 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual system fluid freezes unless adequate glycol is added. Remove Air from System Fluid Loop: Air in the system impairs unit operation and can cause erosion in the system piping. Clean Unit Filters: Confirm that the unit filters that are being used are clean.
- Page 12 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual At this stage, the rotation of the compressor(s) will need to be verified as follows: Using a screwdriver with an insulated handle, push and hold in the manual plastic button of the compressor contactor, making sure not to touch any of the metal parts.
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Page 13: Maintenance
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual MAINTENANCE WARNING: To prevent injury or death due to electrical shock or contact with moving parts, disconnect the power to unit before servicing. Inspect Filters: Establish a regular maintenance schedule. Clean filters frequently and replace as required. A vacuum can be used to clean filters as well as the surface of coil components. -
Page 14: Sample Wiring Diagram
BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual SAMPLE WIRING DIAGRAM © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27... - Page 15 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 16 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual APPENDIX A Dimensional Drawings © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 17 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 18 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual VPK1 Consult Factory © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 19 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 20 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 21 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 22 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 23 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual VPK6 Consult Factory © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
- Page 24 BULLDOG VARIPAK Make Up Air Unit – Installation Operation and Maintenance Manual VPK7 Consult Factory © Copyright 2013 CGC Group Inc. Installation Operation Maintenance Manual is Subject to Change without Notice Last Modified: 2017/04/27...
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