Accurex XDG Installation, Operation And Maintenance Manual
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Direct Gas Make-Up Air6HangingWhen suspending a unit indoors, adequate structuralsupport is required. Design of the support structure isthe responsibility of the installing contractor and/or thestructural engineer. Support structure will vary basedon application, building design, code requirements,unit size, and unit weight. The following information isprovided as a guideline; it is not intended to replacejob specific structural design provided by a structuralengineer.1. Install Field-Supplied HangersInstall hangers from ceiling supports. Ensure hangersare located to avoid interference with access doors andallows for component removal.2. Install UnitUsing sheet metal screws, assemble optional shippedloose modules. Ensure that all cover seams and verticalpanels on each module are fastened securely. Raise theassembled unit into place.Appropriate field-supplied unit supports, such asC-channel or angle iron, are to be placed under the unit.Fasten the unit supports to the hangers and to the unitusing appropriate methods.To prevent the unit from swinging and to provide a safeenvironment for service and maintenance, additionalmeasures must be taken to secure the unit in alldirections.The installer is responsible for determining appropriatesupport and fastening methods to ensure compliancewith all applicable codes.3. Attach DuctworkUsing appropriate methods, attach ductwork to unit.Follow good duct practices for all ductwork. Installductwork in accordance with SMACNA and AMCAguidelines, NFPA 96 and any further local codes.Reference Installation, Duct Sizes section in thisInstallation, Operation, and Maintenance Manual forproper duct sizes.4. Seal Wall OpeningSealant must be applied around the perimeter of theweatherhood to prevent water penetration and draftsinto the building.Indoor Unit MountingFloor Mounted1. Install UnitUse a crane and a set ofspreader bars hooked tothe factory lifting lugs to liftand locate the unit in place.The use of all lifting lugsand a set of spreader barsis mandatory when liftingthe unit.It is recommended that any shipped loose modules beinstalled after the base unit. The shipped loose modulesmust be fastened together. Fasten the cover seamsand vertical panels on each module using sheet metalscrews. Some shipped loose modules will require field-provided shims for proper alignment with the base unit.Fasten the unit using appropriate methods. The installeris responsible for determining appropriate supportand fastening methods to ensure compliance with allapplicable codes.2. Attach DuctworkRefer to the unit submittal for the duct size and location.An appropriate sealant should be used around thedischarge opening of the unit to create a weathertightseal.Follow good duct practices for all ductwork. Installductwork in accordance with SMACNA and AMCAguidelines, NFPA 96 and local codes. ReferenceInstallation, DuctSizes section inthis Installation,Operation, andMaintenanceManual for properduct sizes.Note for both Hanging and Floor MountedInstallations: The manufacturer recommends unitsequipped with evaporative cooling be installedoutdoors. If an evaporative cooling module must beinstalled indoors, it is recommended a field-suppliedsecondary drain pan be installed under the evaporativecooling section. This will help mitigate damage tobuilding materials in the event the evaporative coolingmodule sump tank overflows.2. Install TSU UniUse a crane and spare provided as shoIt is highly recommand attached afterUnit may be fastenSans text used inLifting Lugs (4)IntakeSpreader BarInstallationCeilingSupportsHangersUnit SupportsDuctwork |
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