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DIVISIO N 23
<br /> SECTION 233700 -AIR DEVICES H n R G I S
<br /> SECTION 233100 -AIR DISTRIBUTION 2.7 MISCELLANEOUS DUCT ACCESSORIES PART 1 - GENERAL me�ha���a�
<br /> PART 1 - GENERAL A.fnstrument Test Holes: Cast iron or cast aluminum to suit duct material, including screw cap and gasket. 1.1 SECTION INCLUDES e'e""`a'
<br /> telecommunications
<br /> 1.1 SECTION INCLUDES Size to allow insertion of pitot tube and other testing instruments and of length to suit duct-insulation A.Description: Work incfudes grilless and associated appurtenances. Se����ri
<br /> A.Description: Work includes sheet metaf work and associated appurtenances. thickness. 1.2 QUALITY ASSURANCE e°e`gY
<br /> 1.2 QUALITY ASSURANCE A.Regulatory Requirements: Comply with applicable city, county, and state codes and ordinances. �zo�tn,�aa�e��e,suite600
<br /> A.Regulatory Requirements: Comply with applicable city, county and state codes and ordinances. PART 3 - EXECUTION B.Codes and Standards: 5eatt�e,washington981D1
<br /> B.Codes and Standards: 3.1 DUCT INSTALLATION 1. ADC 1062R4, Air Diffusing Equipment Certification, Rating and Test Manual, t zo6.�8.33�6 w hargis.biz
<br /> 1. N F P A 9 0 A, S tan dar d for t he Ins ta l la tion o f Air-Con di tioning an d Ven ti la ting Sys tems. A.G e n e r a L• 2. AMCA 500-L, Laborato ry Methods of Testin g Louvers for Ratin gs.
<br /> C.Duct Cleanliness Requirements: 1. Install in workmanlike manner. Fabrications, fittings,joints, take-offs, attachments, turning vanes, 3. AMCA 511, Certified Ratings Program for Air Control Devices.
<br /> 1. Prevent damage to ducts during transportation and off loading_ Deliver only when ducts can be stored dampers, and sealing in accordance with requirements of SMACNA as specified in this section and as 4. ASHRAE 70, Method of Testing for Rating the Performance of Air Outlets and Inlets.
<br /> under permanent cover. Plastic tarp covering of ducts on jobsite nat acceptable. indicated on the Drawings, 1.3 SUBMITTA�S w� B• C�
<br /> 2. Keep site storage areas clean and dry with minima) exposure to dust. 2. Comply with requirements in Section 230550 for seismic restraints of ducts. Product Data: Submit manufacturer's technical product data and maintenance data for each type and ��'" ,�,
<br /> 3. Keep working area clean and dry and protected from weather elements. 3. Hang ducts from roaf structure and not from the roof deck itself. Provide supplementary steel framing as associated appurtenances. p
<br /> 4.Prior to installation of individual duct sections, inspect to ensure they are free from debris and wipe specified in Section 230510 to span between roof structural members. PART 2 - PRODUCTS � � �,
<br /> internal metal surfaces. 4.Locate ducts with sufficient clearance around equipment to allow for inspection, repair, replacement, and 2.1 GRILLES AND DIFFUSERS .r.
<br /> 5. Cover duct risers to prevent entry of debris. service. A.Except as otherwise indicated, furnish manufacturer's standard grilles and diffusers of size, shape, capacity
<br /> 6. Cover open ends of ducts and downward facing and horizontat duct openings. 5. Cap incompleted duct ends with temporary closures of taped polyethylene to prevent construction dust and type as indicated on the Drawings for complete installation.
<br /> 7.If, in the opinion of the A/E, ducts and fittings are not kept clean or completely dry, replace ducts and from entermg ducts. B.Performance: Furnish grilles and diffusers that have, as minimum, temperature and velocity traverses, "� q:�
<br /> fittings or clean interior of affected ducts and fittings to satisfaction of the A/E at no additional cost to the 6. Install duct collars where exposed ducts pass through non-fire rated walls and ceilings. Fasten tight to throw and drop, and noise criteria ratings for each grille and diffuser type and size as listed in � ��
<br /> Owner. ducts. manufacturer s current data. oIVAL E
<br /> 1.3 SUBMITTALS 7. Duct sizes may be changed as long as the new dimensions are equivalent to those indicated and do not C.Ceiling Compatibility: Furnish with border styles compatible with adjacent ceiling systems specifically �� ��Z�r�
<br /> A.Product Data: Submit manufacturer's technical product data and maintenance data for each item specified exceed 4 to 1 aspect ratio, manufactured to fit into ceiling module with accurate fit and adequate support. Refer to architectural �
<br /> in this section. 8. Transitions: drawings and specifications for types of ceiling systems.
<br /> B.Test Reports: Pressure testing forleakage. a.Fabricate and install duct transitions for connections to equipment, such as fans, heaters, fire dampers, D.Seismic Restraints for Grilles and Diffusers Weighing Less than 20 Pounds: Include means to positively
<br /> 1.4 PRODUCTS INSTALLED BUT NOT FURNISHED UNDER THIS SECTION smoke dampers, combination fire/smoke dampers, motor operated dampers, where the connection attach grilles and diffusers to ceiling grid system. T h e
<br /> A.Section 230550-Vibration Isolation and Seismic Control: Flexible connectors. sizes are different from duct sizes indicated on the Drawings. E.Manufacturers: Grilles, Diffusers: Titus, Krueger, Anemostat, Metalaire, Kees, Price, or approved.
<br /> B.Section 230900 -Temperature Controls: Motor operated dampers and actuators. b. Where transitions are required to fit into available space, fabricate to maintain equivalent free area of PART 3 - EXECUTION . .
<br /> PART 2 - PRODUCTS duct sizes with angle less than 15 degrees. 3.1 INSPECTION D rl f tm 1 e r
<br /> 2.1 SHEET METAL WORK, GENERAL 9. Drawings do not show offsets which may be required. Make offsets with fittings with as small an angle of A.General: Verify installation conditions as satisfactory to receive work of this section. Do not install until
<br /> A.Duct Construction: offset as possible. Install turning vanes m square corner elbows. unsatisfactory conditions are corrected. Beginning work constitutes acceptance of conditions as �
<br /> 1. Comply with SMACNA HVAC Duct Construction Standards, Metal and Flexible (SMACNA), Third Edition, 10.Install acoustical turning vanes in return air square throat elbows. satlsfactory.
<br /> 2005. Standing seams not acceptable for exposed ducts. 11.Install flanged connections to equipment with neoprene gaskets. 3.2 PREPARATION A rc h 1 t e c t s p•�•
<br /> 2. Galvanized steel in general with G-90 zinc coating, ASTM A 653, minimum 26 gage. 12.Install ducts through roof to be watertight. Coordinate with any details on the Drawings as to flashings A.Field Measurements: Field verify locations af new and existing work prior to commencing work of this �
<br /> 3. Galvanized steel prepped or ducts finished with Paint Grip for field painting where exposed in finished and curbs. section.
<br /> spaces as scheduled in Division 9. 13.Instalf ducts, nless otherwise indicated on the Drawin s, verticall and horizontall and arallel and B.Protection: Protect surrounding areas and surFaces to reclude dama e from work of this section.
<br /> perpendicularto building lines. g y y p 3.3 INSTALLATION APPLICATION ERECTtON AND PERFORMANCEg '�983 Lear y C�y
<br /> B.Pressure Classifications: 14.Install test holes at fan inlets and outlets and elsewhere as indicated on the Drawings. Locate where A.General: Install,apply, erect, and perform the work in accordance with Article "Quality Assurance"
<br /> 1. Return and Exhaust Ducts: Plus 2 inch downstream of fans and minus 2 inch w.g. upstream of fans for required for testing and balancing purposes as directed by the TAB subcontractor specified in Section provisions, specifications, and manufacturer's installation instructions and directions. Where these may be R e dm o n d �A 9 8 0 5 2
<br /> fan design static pressure scheduled on the Drawings at 1.0 inch w.g. and above. 230593. in conflict, the more stringent requirements govern. �
<br /> 2.Return, Relief, and Exhaust Ducts: Plus 1 inch downstream of fans and minus 1 inch w.g. upstream of 15.Install return air and transfer air openings above ceilings with minimum 2'-0" clearance to obstructions. B.Coordinate with other work, including ductwork and duct accessories, as necessary to interface installation �j .
<br /> fans for fan design static pressure scheduled on the Drawings at less than 1.0 inch w.g. Plus 1 inch w.g. 16.Where louvers are shown on the Drawings to be blanked off, cover backside af unused portion of louver of grilles and diffusers with other work. (4�5 ) 8 S 1 - 1 5 O�
<br /> for relief ducts. with galvanized sheet metal and caulk weathertight. Paint outside surface of blank off material flat black CJnstall grilles and diffusers with airtight connection to ducts and to allow service and maintenance of
<br /> 3.Supply Ducts not Listed Above: 2 inch w.g. prior to installation.. adjustable components and fire dampers.
<br /> 4.Transfer Ducts: 0.5 inch w.g. C.Flexible Connectors: D.Ceiling-Mounted Outlets and In�ets: Drawings indicate general arrangement of ducts, fittings, and m a il C d r if tm i e r �C 0 T11
<br /> C.Round Ducts: Spiral seam with beaded sleeve at transverse joints. 2.Install ffexible connectors furnished under Section 230550 at connections to vibration-isolated (spring and accessories. Grilfe and diffuser locations have been indicated on the Drawings to achieve design
<br /> D.Fittings rubber isolator-mounted fans, packa ed HVAC e ui ment, and similar e ui ment. re uirements for air volume, noise criteria, airflow attern, throw, and ressure dro Make final locations
<br /> 1. Comply with SMACNA as follows: � g q p a p q p p • p'
<br /> a. Round Elbows: Full radius (R/D=1.5), 5 piece segmented or stamped per SMACNA Figure 3-4. 3. Support duct on both sides of flexible connector to ensure alignment and to avoid binding connector. where indicated on the architectural reflected ceiling plans. Where architectural features or other items
<br /> b. Rectangular Elbows: Full radius (R/W=1.5)where minimum 5 duct widths is available downstream of 4.Install with sufficient slack to permit 2 inch horizontal or vertical movement without stretching fabric and to conflict with installation, notify A/E for determination of final location.
<br /> elbow fitting prior to branch take off. If straight length not available, use square throat elbow with efficiently isolate vibration of fans from ducts. E.Seismic Restraints:
<br /> turning vanes. D.Duct and Plenum Sealing: SMACNA Seal Class A. Apply duct sealer to transverse joints, longitudinal 1. For Grilles and Diffusers Weighing Less then 20 Pounds: Positively attach grille and diffuser to ceiling
<br /> c. Round Tees and Laterals: Conical fitting or tap per SMACNA Figure 3-6, 90 degree tee with oval to seams, fitting connections, corners of four-bolt or corner clip duct connection system, and fitting seams grid system.
<br /> round tap, 45 degree (ateral fitting, tap, or saddle tap, or 45 degree rectangular lead-in per SMACNA except continuous welded type. Spiral seams, continuous welded seams, and transverse joints for 4-bolt or 3.4 ADJUSTING t�'�
<br /> Fi ure 3-5. 90 de ree tee not acce table. Saddle tap connections for exposed ducts in finished corner clip duct connection system are not required to be sealed unless visible and audible leaks exist or F. After installation, adjust grilles and diffusers to air patterns indicated on the Drawings, or as directed, before � �(,� Q
<br /> spaces not acceptable. p duct leakage exceeds that allowed by leakage test specified in this section. Comply with manufacturer's starting air balancing. CV
<br /> d. Spm-m Fittings: Conical type, with volume damper, quadrant and accessories. Indude insulation recommendations. 3.5 CLEANING � � 0�
<br /> guard for instaltation in duct with lining. 3.2 FLEXIBLE DUCTS A.After installation of grilles and diffusers, inspect exposed finish. Clean exposed surfaces to remove burrs, � (,j� .
<br /> A.Install per SMACNA Figures 3-10 and 3-11. dirt and smudges. Remove and provide new grilles and diffusers that have damaged finishes.
<br /> e.Rectangular Laterals: 45 degree entry fittings per SMACNA Figure 4-6. � O
<br /> f. Offsets: Full radius (R/D-1.5 for round and flat oval and R/W-1.5 for rectangular)where space allows. B•Connect to metal ducts with slip joint made using fire-resistant mastic and stainless steel or plastic 'C�
<br /> Mitered offset (Type 2)with 30 degree maximum offset angle per SMACNA Figure 4-7. Angle offset machine-applied clamp. END OF SECTION �
<br /> (Type 1) not acceptab�e. C.Five foot maximum length, fully extended. Generally install with straight sections, without bends. If bends � �
<br /> g. Divided flow fittings acceptable per SMACNA Figure 4-5 except for branch connections to outlets and are required, install with maximum one-90 degree bend, R/D=2.5 or greater, No kinks allowed. Sheet SECTION 234100 - FILTERS �"� ~
<br /> metal elbows to result in straight flexible duct runs acceptable. ,,,� �
<br /> 2. Sc eened O enin s: 1/2 inch mesh screen, D.Han flexible duct on 5'-0" centers and at 90 de ree bend with 1 inch wide flat steel stra Maximum 1/2 PART 1 - GENERAL
<br /> p g 14 gage galvanized steef wire. Enclose mesh screen with g g p' 1.1 SECTION INCLUDES � �
<br /> 20 a e alvanized removable sheet metat frame around erimeter. inch sag per foot. Support shall not cause out-of-round shape. �
<br /> J � 9 P A.Descri tion: Work includes air filters for air handlin e ui ment and associated a urtenances.
<br /> 3. Duct ollars: 2 inch wide galvanized steel for galvanized ducts, 20 gage. Mitered corners for square and E.Installafion m corridor ceiling spaces where fire rating is required not allowed. 1.2 QUALITY ASSURANCE g a p pp � � �
<br /> rectan ular ducts. Escutcheon t e for round and flat oval ducts. 3.3 DUCT L.INING (,�
<br /> g yp A.General: Install duct lining per SMACNA and NAIMA Duct Liner Installation Standards and as required by A.Regulatory Requirements: Comply with applicable city, county, and state codes and ordinances. �
<br /> E.Turning Vanes: this arkicle. A I duct liner adhesive for 100 ercent covera e. Secure liner with mechanical fasteners at B.Codes and Standards: W
<br /> 1. Description: Airfoil design, smoothty-rounded entry nose, extended trailing edge, continuous internal pp y p• � 1. ASHRAE 52.1, Gravametric and Dust-S ot Procedures for Testin Air-Cleanin Devices Used in General ,
<br /> tubes for stiffenin and ri idit of section, ada table to duct sizes. Maximum enerated sound ower maximum 15 inch centers. Start fasteners within 2 inches of eading edge of each section and within 3 P J 9 ■ � �
<br /> g g y p g p inches of leading edge of cross joints within duct section. Coat exposed and mating edges and seams to Ventilation for Removing Particulate Matter. �
<br /> level 54 decibets in octave band 4 at 2000 fpm velocity in 24 inch by 24 inch duct size. 2.ASHRAE 52.2 Method of Testin General Ventilation Air-Cleanin Devices for Removal Efficienc b
<br /> 2. Assembl Fabrication: Side rails b same manufacturer as turnin vanes. Vanes installed on 2.4 inch prevent exposed glass fiber. Install sheet metal nosings at transverse lining terminations. Duct dimensions 9 9 Y Y �
<br /> y y 9 indicated on the Drawings are net inside dimensians. Increase sheet metal dimensions to accommodate Particle Size. W �
<br /> centers across full diagonal dimension of elbow per SMACNA Figure 4-3. Rail systems with duct lining thickness. 3. NFPA 90A, Standard for the Installation of Air-Conditioning and Ventilating Systems. � � � � '
<br /> non-standard table spacing not acceptable. B.Extent: 1.3 SUBMITTALS
<br /> 3.Unequal Elbows: Fabricate and adjust to set vanes in assembly at correct angle of attack, resulting in A.Product Data: Submit manufacturer's technical roduct data and maintenance data for each air filter and �� Z
<br /> leading and trailing edges in parallel to duct surfaces. 1. Where indicated on the drawings. p � u
<br /> 4.Manufacturer: H.E.P. - High Efficiency Profile -as manufactured by Aero/Dyne Co. (1-800-522-2423), or C.Installation: For lined ducts, use care during installation to insure that lining remains clean and dry, and that appurtenance.
<br /> approved. no gap will result between sections of duct lining after assembly of duct sections. Installation shall result in 1.4 SPARE MEDIA � U �
<br /> , adjacent lining sections butted together without gaps, bulges, or other discontinuities. Ensure that mating A.For Air Handling Units, and Packaged HVAC Equipment, and Similar Equipment with Filters: Three sets for
<br /> 5. At Contractors option, double wall turning vanes fabricated from same material as adjacent duct edges are sealed in the field. Apply additional sealant to result in complete encapsulation of fibers. each type of filter. One for initial installation, one installed prior to the TAB work specified in Section � (j� �
<br /> acceptable. Include mounting rails with friction insert tabs that align vanes automatically. 3.4 VOLUME DAMPERS 230593, and one delivered to the Owner af Substantial Completion. Q Z �..
<br /> F.Acoustical Turning Vanes PART 2 - PRODUCTS
<br /> 1. Double thickness, perForated, glass fiber fill, m lar liner. A.General: Volume dampers may not be shown on the Drawings. Install damper in duct to each supply, (/�
<br /> Y 2.1 REPLACEABLE FILTERS O
<br /> 2. Manufacturer: Ductmate Industries or approved. return, and exhaust opening and for branch mains serving more than 1 opening. `
<br /> G.Lined Ducts: B.Construction: Tight fitting to walls of duct when fully closed. Install bearing on each end and sealed airtight. A.Pleated Media Type: Extended surface with reinforced non-woven cotton fabric in self-supporting frame, � _
<br /> 1. Fabricate with duct lining such that no�ap will result between sections of duct lining after assembly of C.Location: Install dampers in accessible locations. In general, arrange with axis of blade in long dimension MERV 13 per ASHRAE 52.2, 2 inches thick, UL Class 1. �
<br /> of duct. Locate as far from outlet and inlet as possible. B.Manufacturers: Camfil Farr 30/30, AAF International, or approved. O 'C=
<br /> duct sections. Fabrication and installation shall result in adjacent lining sections butted together without 2.2 FILTERS DURING CONSTRUCTION �
<br /> gaps, bulges, or other discontinuities. All ductwork shall be lined. D.Setting: Set and lock in full open position, prior to TAB work. � �
<br /> H.Duct Sealer: E.Install 12 inch long orange colored 1/2 inch wide surveyors tape on quadrant of volume dampers located A.General: Pleated media type with reinforced synthetic blend filter media that has been electrostatically
<br /> 1. Indoor Locations: UL 181 listed and labeled. Low odor, non-toxic va ors, surFace burnin characteristics above ceilings. charged, MERV 8 per ASHRAE 52.2, 1 inch thick, Class 2. N ,
<br /> P J B.Manufacturers: Camfil Farr Aeropleat IV+, or approved. 0.
<br /> for maximum flame spread of 25 and maximum smoke developed of 50 when in a dry state. Rated for air 3.5 BACKDRAFT DAMPERS O �
<br /> temperature range of minus 20 F to plus 150 F. Rated to 10 inches w.g., minimum 65 percent solid A.General: Install at exhaust and relief air duct terminations to atmosphere that do not have motor operated PART 3 - EXECUTION �
<br /> dampers. 3.1 INSTALLATION, APPLICATION, ERECTION, AND PERFORMANCE �
<br /> content. McGill Airflow LLC, AirSeal United Duct Sealer (Water Based), Biddle Aqua-Crylic HVAC, A.General: Install, apply, erect, and perform the work in accordance with specifications, and manufacturer
<br /> Hardcast Irongrip 601, Design Polymerics DP1010, Ductmate Industries Proseal or EZ-Seal, or approved. 3.6 ACCESS DOORS installation instructions and directions. Where these may be in conflict, the more stringent requirements
<br /> 2. Outdoor Locations: UL 181 listed and labefed. 3 inch minimum width. Surface burning characteristics of A.General: Install at duct smoke detectors, humidifier absorption manifolds, backdraft dampers, motor overn.
<br /> 25 maximum flame s read and 50 maximum smoke develo ed. Rated for air tem erature ran e of operated dampers, fire dampers, smoke dampers, combination fire/smoke dampers, both sides of duct g
<br /> p P P 9 B.Coordinate with ductwork and air moving equipment as necessary to interface installation of and access to
<br /> minus 40 F to plus 200 F. Sealer with UV inhibitors. McGill Airflaw LLC, AirSeal UNI-WEATHER, mounted heaters, airflow measuring units, and plenums. Arrange door swings so that access doors open filters.
<br /> Ductmate Industries Proseal or approved. against air pressure. C.Install filters in proper position to prevent passage of unfiltered air.
<br /> 2.2 FLEXIBLE DUCTS 3.7 PRESSURE TESTING FOR LEAKAGE D.Filters shall be easil changed from frames and shall slide freely on tracks without landing.
<br /> A.Description: Factory-insulated with low permeability vapor barrier jacket constructed of reinforced A.Description: Test supply, return, and exhaust ducts.
<br /> metallized laminate film, suitable for medium and low pressure applications, 1 inch thick fiber glass B.Test Standard: SMACNA HVAC Air Duct Leakage Test Manual, 1 st �d., 1985. E.Filter sections shall ave hinged access doors with latches.
<br /> insulation, coated steel s rin helix reinforcement bonded to fiber lass cloth, ol ester or m lar(iner. C.Test Procedures
<br /> p g 9 p Y Y END OF SECTiON
<br /> 1. Ratings: UL listed and labeled per UL 181 as a Class 1 flexible duct with maximum flame spread rating 1. Test duct before insulation is installed. M E C H AN I C AL
<br /> 25, maximum smoke-developed rating 50. 2.Close off and seat openings in duct section to be tested. Connect test apparatus to duct by means of
<br /> 2. Len�th: Assemblies in 5 foot length with galvanized male and female fittings attached to liner and vapor flexible duct. SECTION 238100 - PACKAGED HVAC EQUIPMENT
<br /> barrier jacket acceptabte. 3. Test for audible leaks. PART 1 - GENERAL S P E C I F I C AT I 0 N S �
<br /> B.Manufacturers: Thermaflex MK-E, Wiremold 57K, Flexmaster 8m, or approved. 4.After audible leaks have been sealed, retest. Seal and retest as necessary until maximum leakage is 1.1 SECTION INCLUDES
<br /> less than 2 percent of desi gn air quantit y of s ystem has been achieved. A.Descri ption: Work includes packa ged HVAC e qui pment with mechanical coolin g and heatin g ca pabilities
<br /> 2.3 DUCT LINING and associated appurtenances.
<br /> A.Description: Fiberglass acoustical and thermal insulation, 1 inch thick unless nated otherwise on the END OF SECTION 1.2 QUALITY ASSURANCE
<br /> Drawings. A.Regulatory Requirements: Comply with applicable city, county, and state codes and ordinances.
<br /> B.Standards and Ratings: ASTM C 1071 Type I (flexible) and Type II (rigid), NFPA 90A, for preformed duct B.Codes and Standards:
<br /> liners. K-value 0.24 Btu/hr/sq ft/F at 75 F mean temperature per ASTM C 177. 1. Applicable energy code.
<br /> C.Composition: 2. ARI 210/240, Performance Rating of Unitary Air-Conditioning and Air Source Heat Pump Equipment.
<br /> 1. Semi-rigid borosilicate fibers bonded in thermosetting resin. 3. ARI 340/360, Commercial and Industrial Unitary Air-Conditioning and Heat Pump Equipment.
<br /> 2. Density 1-1/2 Ib. per cu. ft. 4.NFPA 90A, Standard for the Installation of Air-Conditioning and Ventilating Systems.
<br /> 3. R-value 4.2 hr/sq ft/F/Btu per ASTM C 518. 1.3 SUBMITTALS
<br /> 4.Composite surface burning characteristics for maximum flame spread of 25 and maximum smoke A.Product Data: Submit manufacturer's technical product data and maintenance data for each type of
<br /> developed of 50 per ASTM E 84, NFPA 255, and UL 723. packaged HVAC equipment and appurtenance. Indicate accessories where required for complete system
<br /> 5. Temperature limit 250 F. and installation instructions.
<br /> 6. Velocity rated at 6000 fpm. B.Performance Data: Submit fan performance curve for unit. Indicate on separate graph for each fan, static
<br /> 7. Airstream surface protected with acrylic coatin� with EPA-registered anti-microbial agent. pressure versus volume flow, efficiency, and brake horsepower, with scheduled design point shown and
<br /> 8. Factory applied edge coating with Johns Manville SuperSeal Duct Butter, SuperSeal Edge Treatment, or labeled. Performance certified in accordance with AMCA 210. A single fan curve nat acceptable.
<br /> SuperSeal HV. C.Shop Drawings: Submit packaged HVAC equipment control wiring diagram indicating factory and field
<br /> D.Duct Lining Adhesive: UL listed and labeled, surFace burning characteristics for maximum flame spread of installed wiring.
<br /> 25 and maximum smoke developed of 50. Water based and non-flammable in wet or dry state. McGill D.Test Reports:
<br /> Airflow LLC, AirSeal UNI-TACK, Hardcast Glas-Grip, Design Polymerics DP5050, Foster 85-65, or 1. Factory start-up and test reports.
<br /> approved. 2.Field start-up and test reports.
<br /> E.Manufacturers: 3.Include copy of reports in the Operation and Maintenance Manual.
<br /> 1. Rectangular Ducfi Johns Manville Linacoustic RC, Knauf EM, Certainteed ToughGuard R, or approved. PART 2 - PRODUCTS
<br /> 2.Rectangular Plenums: Johns Manville Linacoustic R-300 rigid plenum liner board, Knauf Rigid Plenum 2.1 HVAC EQUIPMENT
<br /> Liner, Certainteed ToughGuard Rigid Liner Board, or approved. A.Provide equipment with features and options listed on equipment schedules.
<br /> 3. Round Duct Up to 16 Inch Diameter: Johns Manville Spiracoustic preformed self-supporting "slide-in" B.Manufacturer: Trane, or approved.
<br /> duct liner, or approved. PART 3 - EXECUTION
<br /> 2.4 FASTENERS 3.1 WORK PRIOR TO INSTALLATION
<br /> A.Description: Use blind rivets, sheet metal screws, or bolted connections where required by SMACNA for A.Equipment manufacturer's authorized representative shall maintain personnel within a 50 mile radius of job
<br /> attachment purposes for sheet metal. Sheet metat screws and rivets minimum length required for secure si#e. Representative capable of troubleshooting packaged HVAC equipment faults.
<br /> fastening. Where rivets are specifically called for in this section, sheet metal screws may be used. 1. Include 1 man day to meet with the mechanical, electrical and control subcontractors at the job site.
<br /> B.Locations: For ducts, grilles, and accessories exposed to view in finished rooms, include finish-type Schedule this meeting within 1 week after equipment is delivered to final location at job site but prior to
<br /> fasteners. equipment operation. Purpose is to assure that all parties understand what interconnections are required.
<br /> 1. Permanent Work: Blind stainless steel pop rivets. 2. After equipment installation, include 1 man day to assist control and electrical subcontractors in the
<br /> 2. Removable Items and Grilles: Cadmium-plated pan head or countersunk tapping screws. termination of the interconnecting wires in unit mounted control panels. This service shall also verify the �SSUE DATE: 1 2 02 1 6
<br /> proper connection and polarity of the wires.
<br /> 2.5 HANGERS FOR SHEET METAL WORK 3.2 INSTALLATION OF PACKAGED HVAC EQUIPMENT AND COMPONENTS DRAWN BY: S F
<br /> A.Description: Hangers, supports, and anchor bolts for sheet metal work and equipment, same material as A.Install equipment with clearances for service and maintenance.
<br /> for duct construction. B.Repair damaged condenser coil fins. CHECKED sY: B BC
<br /> B.Building Attachments: Concrete inserts and structural-steel fasteners appropriate for construction materials C.Coordinate with Division 26 to install disconnects so as not to interfere with unit and internal component
<br /> to which hangers are being attached. Comply with requirements in Section 230510. access and filters.
<br /> C.Duct Sizes: Referto maximum cross-section dimension at location of hangers. D.Roof Mounted Equipment: Attach roof curbs to roof and mount units on roof curbs, Refer to architectural PROJECT NUMBER
<br /> D.Horizontal Reetangular and Round Ducts: Comply with SMACNA Standards. Wire hangers not acceptable. drawings for roof flashing.
<br /> E.Vertical Ducts: Angles attached to sides in pairs. Comply with SMACNA. E.Comply with requirements for vibration isolators and seismic restraints.
<br /> 2.6 VOLUME DAMPERS AND QUADRANTS 3.3 START-UP SERVICES �� �O� ,
<br /> A.General: Fabricate in accordance with SMACNA, same material as for duct construction. A.Equipment manufacturer's authorized representative shall perfQrm start-up services of packaged HVAC
<br /> B.Remote Cable Control System for Quadrants where ducts are not accessible. Cable system for remote equipment and related appurtenances. Services shal( include a check of proper installation, system
<br /> operation of volume damper consisting of Bowden 0.054 inch sheathed stainless steel control wire, rack check-out, adjustment, and complete start-up.
<br /> and pinion gear drive, and wall mounted control kit. B.Include start-up and test reports in Operation and Maintenance Manual.
<br /> C.Manufacturers: Young Regulator, Enertech, or approved. END OF SECTION SHEET NUMBER
<br /> M0.4
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