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<br /> and configuration prior to start of work for all systems. No ductwork shall be N. All roofing penetrations shall be flashed and weather sealed by'the roofing E. Sheaves: Cast iron or steel , dynamically balanced, bored to fit shafts and keyed; B. Gas Burner Safety Controls: Energize ignition, limit time for establishment of
<br /> fabricated until engineer approved shop drawings have been received by the manufacturer's authorized roofing contractor at this Contractors expense. This variable and adjustable pitch motor sheave selected so required rpm is obtained flame, prevent opening of gas valve until pilot flame is proven, stop gas flow on
<br /> Contractor. Identify on ductwork shop drawings any deviations in sizes or shapes Contractor shall contract with the factory authorized roofing contractor for the with sheaves set at mid-position; fan shaft with self-aligning pre-lubricated ball ignition failure, energize blower motor, and after air flow proven and slight =
<br /> made necessary by the obstructions of other trades. specific roofing system applicable to this Project. The use of an unauthorized bearings. delay, allow gas valve to open.
<br /> B. Test Reports: Indicate pressure tests performed. Include date, section tested, roofing contractormay result in removal and replacement of the penetration systems C. High Limit Control: Temperature sensor with fixed stop at maximum permissible
<br /> test pressure, and leakage rate, following SMACNA (LEAK) - HVAC Air Duct Leakage at this Contractor's expense. PART 3 EXECUTION setting, de-energize burner on excessive bonnet temperature and energize burner
<br /> Test Manual . 3.03 CLEANING when temperature drops to lower safe value.
<br /> 1.04 REGULATORY REQUIREMENTS A. Clean duct system and force air at high velocity through duct to remove accumulated 3.01 INSTALLATION D. Supply Fan Control: Temperature sensor sensing bonnet temperatures and independent
<br /> A. Construct ductwork to NEPA 90A, NFPA 90B, and NFPA 96 standards. dust or clean with high power vacuum machines. To obtain sufficient air, clean A. Install in accordance with manufacturer's instructions. of burner controls, with provisions for continuous fan operation.
<br /> B. Code or utility company requirements shall supersede any conflicting requirements half the system at a time. Protect equipment which may be harmed by excessive dirt B. Provide sheaves required for final air balance at no additional expense to the 2.05 EVAPORATOR COIL
<br /> of this Section. with temporary filters, or bypass during cleaning. project. A. Provide copper tube aluminum fin coil assembly with galvanized drain pan and
<br /> 1.05 FIELD CONDITIONS 3.04 SCHEDULES C. Secure roof and wall exhausters with cadmium plated steel lag screws to roof curb connection.
<br /> A. Do not install duct sealants when temperatures are less than those recommended by A. Ductwork Material: or structure. B. Provide capillary tubes or thermostatic expansion valves for units of 6 tons
<br /> sealant manufacturers. B. The Contractor may use any of the following ductwork materials, at his option, D. Extend ducts to roof and wall exhausters into roof curb or wall structure. capacity and less, and thermostatic expansion valves and alternate row circuiting 2017 STARBUCKS COFFEE COMPANY
<br /> B. Maintain temperatures within acceptable range during and after installation of duct provided the selected material meets with the approval of all State, local Counterflash duct to roof or wall opening. for units 7.5 tons cooling capacity and larger.
<br /> sealants. authorities and utility company requirements. Verification of compliance of the E. Install backdraft dampers (gravity or motorized as depicted on design drawings) on 2.06 COMPRESSOR
<br /> selected piping material is the sole responsibility of the installing Contractor. inlet to roof and wall exhausters. A. Provide hermetic or semi-hermetic compressors, 3600 rpm maximum, resiliently STARBUCKS C O F F E E
<br /> PART 2 PRODUCTS 1. Low Velocity Supply (Heating Systems): Galvanized Steel , Aluminum. F. All roofing penetrations shall be flashed and weather sealed by the roofing mounted with positive lubrication, crankcase heater, high and low pressure safety
<br /> 2. Low Velocity Supply (System with Cooling Coils): Galvanized Steel , Aluminum. manufacturer's authorized roofing contractor at this Contractor's expense. This controls, motor overload protection, suction and discharge service valves and gage COMPANY
<br /> 2.01 MATERIALS 3. Return and Relief: Galvanized Steel , Aluminum. Contractor shall contract with the factory authorized roofing contractor for the ports, and filter drier.
<br /> A. Galvanized Steel Ducts: Hot-dipped galvanized steel sheet, ASTM A 653/A 653M FS 4. General Exhaust: Galvanized Steel , Aluminum. specific roofing system applicable to this project. The use of an unauthorized B. Five minute timed off circuit to delay compressor start. 2401 UTAH AVENUE SOUTH
<br /> Type B, with G90/Z275 coating. 5. Outside Air Intake: Galvanized Steel . roofing contractor may result in removal and replacement of the penetration systems C. Outdoor thermostat to energize compressor above 35 degrees F ambient.
<br /> B. Steel Ducts: ASTM A 1008/A 1008M, Designation CS, cold-rolled commercial steel . C. Ductwork Pressure Class: at this Contractor's expense. 2.07 CONDENSER COIL SEATTLE,WASHINGTON 98134
<br /> C. Aluminum Ducts: ASTM B 209 (ASTM B 209M); aluminum sheet, alloy 3003-H14. 1. Low Velocity Supply (Heating Systems): Scheduled System ESP+0.25", round up A. Provide copper tube aluminum fin coil assembly with subcooling rows and coil guard. (206)318-1575
<br /> Aluminum Connectors and Bar Stock: Alloy 6061-T651 or of equivalent strength. to next higher pressure class. END OF SECTION B. Provide direct drive propeller fans, resiliently mounted with fan guard, motor
<br /> D. Insulated Flexible Ducts: 2. Low Velocity Supply (Systems with Cooling): Scheduled System ESP +0.5", overload protection, wired to operate with compressor.
<br /> 1. The Contractor may use any of the following ductwork materials, at h i s round up to next higher pressure class. 2.08 MIXED AIR CASING THESE DRAWINGS AND SPECIFICATIONS ARE
<br /> option, provided the selected material meets with the approval of all State, 3. Return and Relief: 1 inch. SECTION 233700 - AIR OUTLET'S AND INLETS A. Dampers: Provide outside, return, and relief dampers with damper operator and CONFIDENTIAL AND SHALL REMAIN THE SOLE
<br /> local authorities and utility company requirements. Verification of 4. Genera I Exhaust: Scheduled System ESP +1.0", round up to next higher contro I package to automatically vary outside a i r quantity. Outside a i r damper to PROPERTY OF STARBUCKS CORPORATION,
<br /> compliance of the selected ductwork material is the sole responsibility of pressure class. PART 1 GENERAL fail to closed position. Relief dampers may be gravity balanced. WHICH IS THE OWNER OF THE COPYRIGHT IN
<br /> the installing Contractor. 5. Outside Air Intake: 1 inch. B. Gaskets: Provide tight fitting dampers with edge gaskets maximum leakage 5 percent
<br /> 2. Two ply vinyl film supported by helically wound spring steel wire; fiberglass 1.01 SECTION INCLUDES at 2 inches pressure differential . THIS WORK. THEY SHALL NOT BE
<br /> insulation; aIuminized vapor barrier film. END OF SECTION A. Rectangular ceiling diffusers. C. Damper Operator: 24 volt with gear train sealed in o i I . REPRODUCED (IN WHOLE OR IN PART), SHARED
<br /> a. Pressure Rating: 10 inches WG positive and 1.0 inches WG negative. B. Ceiling exhaust and return registers and grilles. D. Damper Operator, Units 7.5 Ton Cooling Capacity and Larger: 24 volt with gear WITH THIRD PARTIES OR USED IN ANY MANNER
<br /> b. Maximum Velocity: 4000 fpm. C. Ceiling slot diffusers. train sealed in oil with spring return on. ON OTHER PROJECTS OR EXTENSIONS TO THIS
<br /> C. Temperature Range: -10 degrees F to 160 degrees F. SECTION 233300 - AIR DUCT ACCESSORIES D. Wall registers and grilles. E. Mixed Air Controls: Maintain selected supply air temperature and return dampers to PROJECT WITHOUT THE PRIOR WRITTEN
<br /> d. Minimum R-Value: 4.2 or greater as required by the applicable energy 1.02 SUBMITTALS minimum position on call for heating and above 75 degrees F ambient, or when
<br /> codes. PART 1 GENERAL A. Product Data: Provide data for equipment required for this project. Review ambient a i r temperature exceeds return a i r temperature. CONSENT OF STARBUCKS CORPORATION.
<br /> 3. Black poIymer film supported by helically wound spring steel wire; fiberglass out I ets and i n I ets as to s i ze, f i n i sh, and type of mount i ng pr i or to subm i ss i on. 2.09 INTEGRATED ECONOMIZER: THESE DRAWINGS AND SPECIFICATIONS ARE
<br /> insulation; aluminized vapor barrier film. 1.01 SECTION INCLUDES Submit schedule of outlets and inlets showing type, size, location, application, A. Economizer shall be furnished and installed complete with outside air and relief INTENDED TO EXPRESS DESIGN INTENT FOR A
<br /> a. Pressure Rating: 4 inches WG positive and 0.5 inches WG negative. A. A i r turning devices/extractors. accessories, and noise level . dampers and controls. PROTOTYPICAL STARBUCKS STORE(WHICH IS
<br /> b. Maximum Velocity: 4000 fpm. B. Volume control dampers. 1.03 QUALITY ASSURANCE B. Provide low-leakage, opposed blade dampers
<br /> C. Temperature Range: -20 degrees F to 175 degrees F. C. Flexible duct connections. A. Test and rate air outlet and inlet performance in accordance with ASHRAE Std 70. 1. Meet all leakage requirements of applicable energy code. SUBJECT TO CHANGE AT ANYTIME)AND DO
<br /> d. Minimum R-Value: 4.2 or greater as required by the applicable energy D. Duct access doors. B. Test and rate louver performance in accordance with AMCA 500-L. C. Economizer shall be capable of introducing up to 100% outdoor air for minimum NOT REFLECT ACTUAL SITE CONDITIONS.
<br /> codes. C. Code requirements shall supersede any conflicting requirements of this Section. ventilation as we I I as free cooling. NEITHER PARTY SHALL HAVE ANY OBLIGATION
<br /> 4. Multiple layers of aluminum Iaminate supported by helically wound spring PART 2 PRODUCTS 1.04 QUALIFICATIONS D. Damper actuator shall be electronic, fully modulating design. NOR LIABILITY TO THE OTHER(EXCEPT STATED
<br /> steel wire; fiberglass insulation; aluminized vapor barrier film. A. Manufacturer Qualifications: Company specializing in manufacturing the type of E. Economizer outdoor hood shall be pre-painted and fully integrated with the unit.
<br /> a. Pressure Rating: 10 inches WG positive and 1.0 inches negative. 2.01 AIR TURNING DEVICES/EXTRACTORS products specified in this Section, with minimum five years of documented F. Dry Bulb Control: Provide dry bulb sensor capable of measuring temperature of ABOVE) UNTIL A WRITTEN AGREEMENT IS
<br /> b. Maximum Velocity: 4000 fpm. A. Manuf acturers: Krueger; Ruskin Company; Titus. experience. outdoor a i r and controlling economizer cut-in point at the most economical level . FULLY EXECUTED BY BOTH PARTIES.
<br /> C. Temperature Range: -20 degrees F to 210 degrees F. B. Multi-blade device with blades aligned in short dimension; steel or aluminum High level cutoff shall be set per applicable energy code.
<br /> d. Minimum R-Value: 4.2 or greater as required by the applicable energy construction; with individually adjustable blades, mounting straps. PART 2 PRODUCTS 1. Provide economizer Fault Detection and Diagnostics (FDD).
<br /> codes. 2.02 VOLUME CONTROL DAMPERS 2.10 OPERATING CONTROLS ARCHITECT OF RECORD
<br /> 5. UL 181, Class 1, aluminum laminate and polyester film with latex adhesive A. Manufacturers: Louvers8c Dampers, Inc.; Nailor Industries Inc.; Ruskin Company; 2.01 MANUFACTURERS A. Provide low voltage, adjustable thermostat to control heater stages in sequence
<br /> supported by helically wound spring steel wire; fiberglass insulation; Pref co Inc. A. Titus; Krueger; Price Industries; Nailor Industries Inc.; Hart & Cooley; Ruskin, with delay between stages, compressor and condenser fan, and supply fan to maintain mcg architecture
<br /> aluminized vapor barrier film. B. Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and Greenheck. temperature setting. c
<br /> a. Pressure Rating: 10 inches WG positive and 1.0 inches WG negative. Flexible, and as indicated. 2.02 RECTANGULAR CEILING DIFFUSERS 1. Include system selector switch (off-heat-auto-cool) and fan control switch y cc
<br /> b. Maximum Velocity: 4000 fpm. C. Single Blade Dampers: Fabricate for duct sizes up to 6 x 30 inch. A. Type: Square, adjustable pattern, stamped, multi-core, or architectural plaque (auto-on). U > W
<br /> C. Temperature Range: -20 degrees F to 210 degrees F. D. Multi-Blade Damper: Fabricate of opposed blade pattern with maximum blade sizes 8 diffuser to discharge air in 360 degree pattern with sectorizing baffles where 2. The Mechanical Contractor shall provide all control wiring between thermostat co °'
<br /> d. Minimum R-Value: 4.2 or greater as required by the applicable energy x 72 inch. Assemble center and edge crimped blades in prime coated or galvanized indicated. and unit control panel and any required remote sensors.
<br /> codes. channel frame with suitable hardware. B. Frame: Inverted T-bar type. In plaster ceilings, provide plaster frame and 3. Locate thermostat in room as shown. n
<br /> 6. UL 181, Class 0, interlocking spiral of aluminum foil; fiberglass insulation; E. End Bearings: Except in round ducts 12 inches and smaller, provide end bearings. ceiling frame. (To allow lift-out removal of the diffuser without removal of the 4. Electric solid state microcomputer based room thermostat, located as
<br /> aluminized vapor barrier film. On multiple blade dampers, provide oil-impregnated nylon or sintered bronze plaster frame.) indicated. Provide remote sensors when indicated on the Drawings. 111 Pacifica,Suite 280, Irvine,CA 92618
<br /> a. Pressure Rating: 8 inches WG positive or negative. bearings. C. Fabrication: Steel with baked enamel off-white finish. a. Room thermostat shall incorporate:
<br /> b. Maximum Velocity: 5000 fpm. F. The contractor shall provide either a mechanical or electrical cable operated D. Accessories: Opposed blade damper and multi-louvered equalizing grid with damper 1. Automatic switching from heating to cooling. P: 949.553.1117 F:949.474.7056
<br /> C. Temperature Range: -20 degrees F to 250 degrees F. system wherever dampers are located in non-accessible areas. adjustable from diffuser face. 2. Preferential rate control to minimize overshoot and deviation
<br /> d. Minimum R-Value: 4.2 or greater as required by the applicable energy 1. Mechanical cable operator system shall be similar and equal to Young 2.03 CEILING EXHAUST AND RETURN REGISTERS/GRILLES from set point. ENGINEER STAMP
<br /> codes. Regulator Company, "Bowden Cable Control" system including damper, flexible A. Type: Streamlined blades, 3/4 inch minimum depth, 3/4 inch maximum spacing, with 3. Automatic Start Capabilities: Controls shall be capable of RCF E g S��
<br /> E. Joint Sealers and Sealants: Non-hardening, water resistant, mildew and mold cable with casing and concealed ceiling regulator control . blades set at 45 degrees, horizontal face. automatically adjusting the daily start time of the HVAC system P Nq
<br /> resistant. 2. Electrically operated damper control system shall be similar and equal to B. Frame: 1-1/4 inch margin with countersunk screw mounting. in order to bring each space to the desired occupied temperature 4,) y ROY SCy
<br /> 1. Type: Heavy mastic or liquid used alone or with tape, suitable for joint United Enertech Corporation, "Power Balance" system including motor operated C. Fabrication: Steel with 20 gage minimum frames and 22 gage minimum blades, steel immediately prior to scheduled occupancy.
<br /> configuration and compatible with substrates, and recommended by manufacturer damper, RJ-11 plenum rated cabling and flush ceiling or wall mounted RJ-11 and aluminum with 20 gage minimum frame, or aluminum extrusions, with factory 4. Set-up for four separate temperatures per day. �<v � 0
<br /> for pressure class of ducts. jack in remote plate. Include one hand held battery pack operator pack to be off-white enamel finish. 5. Instant override of set point for continuous or timed period from - 0 7-
<br /> 2.
<br /> 2. VOC Content: Not more than 250 g/L, excluding water. delivered to the Owner upon completion of the balancing. D. Damper (if specified on drawings): Integral , gang-operated, opposed blade type one hour to 31 days. W No. M33299 m
<br /> 3. Surface Burning Characteristics: Flame spread of zero, smoke developed of 2.03 FLEXIBLE DUCT CONNECTIONS with removable key operator, operable from face where not individually connected to 6. Short cycle protection. o:
<br /> zero, when tested in accordance with ASTM E 84. A. Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and exhaust fans. 7. Programming based on weekdays, Saturday and Sunday.
<br /> 4. For Use With Flexible Ducts: UL labeled. Flexible, and as indicated. E. Rough Service: Provide front pivoted or welded in place blades, securely fastened 8. Switch selection features including imperial or metric display,
<br /> 5. Ductwork Exposed to the Weather: Hard cast VersaGrip 102, (VG-102), UL B. Flexible Duct Connections: Fabric crimped into metal edging strip. to be immobile. 12 or 24 hour clock, keyboard disable, remote sensor, fan T FCHANICP�. �P
<br /> 181-AM compliant duct joint sealer, as manufactured by Carlisle, with 1. Fabric: UL listed fire-retardant neoprene coated woven glass fiber fabric to 2.04 CEILING SLOT DIFFUSERS on-auto.
<br /> fiberglass scrim tape reinforcement on all seams and joints, lateral and NFPA 90A, minimum density 30 oz per sq yd. A. Type: Continuous, slot width and number of slots as specified on the drawings, with b. Room thermostat display shall include: F OF- C A%
<br /> longitudinal . a. Net Fabric Width: Approximately 2 inches wide. adjustable vanes for left, right or vertical discharge. 1. Time of day.
<br /> F. Hanger Rod: ASTM A 36/A 36M; steel; threaded both ends, threaded one end, or 2. Metal: 3 inches wide, 24 gage thick galvanized steel . B. Fabrication: Aluminum extrusions with factory clear lacquer finish or as specified 2. Actual room temperature.
<br /> continuously threaded. 2.04 DUCT ACCESS DOORS on the Drawings. 3. Programmed temperature. Date. 03/24/2020
<br /> 2.02 DUCTWORK FABRICATION A. Manufacturers: Acudor Products Inc.; Nailor Industries Inc.; Ruskin Company; SEMCO C. Frame: 1 inch margin with concealed mounting and gasket, mitered end border. 4. Day of week.
<br /> A. Fabricate, support and seal in accordance with SMACNA HVAC Duct Construction Incorporated. D. Plenum: Integral , galvanized steel , insulated. 5. System mode indication: heating, cooling, auto, off, fan auto,
<br /> Standards - Metal and Flexible, and as indicated. Provide duct material , gages, B. Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and 2.05 WALL SUPPLY REGISTERS/GRILLES fan on.
<br /> reinforcing, and sealing for operating pressures indicated. Flexible, and as indicated. A. Type: Streamlined and individually adjustable blades, 3/4 inch minimum depth, 3/4 6. Stage (heating or cooling) operation.
<br /> B. Construct T's, bends, and elbows with radius of not less than 1-1/2 times width of C. Fabrication: Rigid and close-fitting of galvanized steel with sealing gaskets and inch maximum spacing with spring or other device to set blades, horizontal face,
<br /> duct on centerline. Where not possible and where rectangular elbows must be used, quick fastening locking devices. For insulated ducts, install minimum 1 inch thick double deflection. PART 3 EXECUTION
<br /> provide turning vanes. Where acoustical lining is indicated, provide turning vanes insulation with sheet metal cover. B. Frame: 1-1/4 inch margin with countersunk screw mounting and gasket.
<br /> of perforated metal with glass fiber insulation. 1. Less Than 12 inches Square: Secure with sash locks. C. Fabrication: Steel with 20 gage minimum frames and 22 gage minimum blades, steel 3.01 INSTALLATION
<br /> C. Increase duct sizes gradually, not exceeding 15 degrees divergence wherever 2. Up to 18 inches Square: Provide two hinges and two sash locks. and aluminum with 20 gage minimum frame, or aluminum extrusions, with factory A. Install in accordance with manufacturer's instructions and NFPA 90A.
<br /> possible; maximum 30 degrees divergence upstream of equipment and 45 degrees D. Access doors with sheet metal screw fasteners are not acceptable. off-white enamel finish. B. Mount units on factory built roof mounting curb providing watertight enclosure to
<br /> convergence downstream. D. Damper: Integral , gang-operated opposed blade type with removable key operator, protect ductwork and utility services. Install roof mounting curb level . Install
<br /> D. Fabricate continuously welded round and oval duct fittings two gages heavier than PART 3 EXECUTION operable from face. roof mounting curb so that it bears on the building structure, not on top of the
<br /> duct gages indicated in SMACNA Standard. Joints shall be minimum 4 inch cemented E. Rough Service: Provide front pivoted or welded in place blades, securely fastened roof deck or roofing materials. Provide restraints where required by local codes.
<br /> slip joint, brazed or electric welded. Prime coat welded joints. 3.01 INSTALLATION to be immobile. C. Provide cooling condensate drain piping (and overflow piping if required) to
<br /> E. Provide standard 45 degree lateral wye takeoffs unless otherwise indicated where 90 A. Install accessories in accordance with manufacturer's instructions, NFPA 90A, and approved location. Condensate piping shall be Schedule 40 galvanized steel pipe, UJ N
<br /> degree conical tee connections may be used. follow SMACNA HVAC Duct Construction Standards - Metal and Flexible. Duct PART 3 EXECUTION Type L copper tube, or PVC. Contractor shall verify the selected material meets J
<br /> F. Where ducts are connected to exterior wall louvers and duct outlet is smaller than construction and pressure class. with the approval of all State, local authorities and utility company requirements. LO
<br /> w LO
<br /> louver frame, provide blank-out panels sealing louver area around duct. Use same B. Provide duct access doors for inspection and cleaning before and after filters, 3.01 INSTALLATION Verification of compliance of the selected piping material is the sole
<br /> material as duct, painted black on exterior side; seal to louver frame and duct. coils, fans, automatic dampers, at fire dampers, combination fire and smoke A. Install in accordance with manufacturer's instructions. responsibility of the installing Contractor.
<br /> 2.03 DUCT MANUFACTURERS dampers, and elsewhere as indicated. Provide minimum 8 x 8 inch size for hand B. Check location of outlets and inlets and make necessary adjustments in position to 1. Condensate piping located within the building shall be insulated with 1/2 Q
<br /> A. Metal-Fab, Inc.; SEMCO Incorporated; United McGill Corporation. access, 18 x 18 inch size for shoulder access, and as indicated. Provide 4 x 4 conform with architectural features, symmetry, and lighting arrangement. inch thick glass fiber or flexible elastomeric cellular foam insulation. (n
<br /> 2.04 MANUFACTURED METAL DUCTWORK AND FITTINGS inch for balancing dampers only. Review locations prior to fabrication. C. Install diffusers to ductwork with air tight connection. Only metallic piping systems will be allowed in return air plenum ceiling W U
<br /> A. Manufacture in accordance with SMACNA HVAC Duct Construction Standards - Metal and C. Locate all dampers and control elements in accessible areas wherever possible to D. Provide balancing dampers on duct take-off to diffusers, and grilles and registers, space. • • W
<br /> Flexible, and as indicated. Provide duct material , gages, reinforcing, and sealing avoid access doors. Provide ceiling access doors for access to all dampers and despite whether dampers are specified as part of the diffuser, or grille and W 06 0� I Z
<br /> for operating pressures indicated. control elements located above inaccessible ceiling areas. Provide minimum 12 x 12 register assembly. END OF SECTION 2 ❑ - O
<br /> B. Round Spiral Ducts: Machine made from round spiral lockseam duct with light inch size for hand access, 18 x 18 inch size for shoulder access, and as indicated. E. Paint ductwork visible behind air outlets and inlets matte black. Q U Q
<br /> reinforcing corrugations; fittings manufactured of at least two gages heavier metal Provide 4 x 4 inch for balancing dampers only. Review locations prior to Z
<br /> than duct. fabrication. END OF SECTION LL Q
<br /> C. Double Wall Insulated Round Ducts: Round spiral lockseam duct with galvanized D. Provide balancing dampers at points on supply, return, and exhaust systems where C) c) r ,
<br /> steel outer wall , 1 inch thick fiberglass insulation, perforated galvanized steel branches are taken from larger ducts as required for air balancing. Install WW V
<br /> inner wall; fitting with solid inner wall . minimum 2 duct widths from duct take-off. SECTION 237413 - PACKAGED OUTDOOR ROOF TOP UNITS - GAS FIRED __3U __) C) O
<br /> D. Transverse Duct Connection System: SMACNA "E" rated rigidly class connection, E. Provide balancing dampers on duct take-off to diffusers, grilles, and registers, O < O r
<br /> interlocking angle and duct edge connection system with sealant, gasket, cleats, regardless of whether dampers are specified as part of the diffuser, grille, or PART 1 GENERAL CO
<br /> and corner clips. register assembly. Do not locate dampers closer than 5 feet or 10 duct diameters v
<br /> from the air terminal device, whichever is greater. 1.01 SECTION INCLUDES
<br /> PART 3 EXECUTION F. At fans and motorized equipment associated with ducts, provide flexible duct A. Packaged roof top units.
<br /> connections immediately adjacent to the equipment. B. Thermostat controls. STORE #: 5470
<br /> 3.01 EXAMINATION G. At equipment supported by vibration isolators, provide flexible duct connections C. Roof mounting curb and base.
<br /> A. Examine drawings for the Architectural , Structural , Electrical and all other trades immediately adjacent to the equipment D. Economizer. PROJECT#: 03030-052
<br /> prior to preparation of ductwork shop drawings and prior to the fabrication of any
<br /> ductwork. END OF SECTION PART 2 PRODUCTS
<br /> CASEWORK CONCEPT: CORE
<br /> B. Resolve any conflicts encountered with the Engineer prior to fabrication. ISSUE DATE: CHECKSET 2-10-20
<br /> C. Identify on ductwork shop drawings any deviations in sizes or shapes made necessary 2.01 MANUFACTURERS
<br /> by the obstructions of other trades. SECTION 233423 - HVAC POWER VENTILATORS A. Carrier Corporation; Trane Inc.; Lennox Industries; York; AAON Incorporated. PROGRAM MANAGER: M. DBREBIKA
<br /> 3.02 INSTALLATION 2.02 AIR CONDITIONING UNITS
<br /> A. Install in accordance with manufacturer's instructions. PART 1 GENERAL A. General: Roof mounted units having gas burner and electric refrigeration. STORE DESIGNER: M. DBREBIKA
<br /> B. Duct sizes indicated are inside clear dimensions. For lined ducts, maintain sizes B. Description: Self-contained, packaged, factory assembled and prewired, consisting LE E D(D AP: N/A
<br /> inside lining. 1.01 SECTION INCLUDES of cabinet and frame, supply fan, heat exchanger and burner, controls, air filters,
<br /> C. Install and seal metal and flexible ducts in accordance with SMACNA HVAC Duct A. Roof exhausters. refrigerant cooling coil and compressor, dry bulb economizer and power exhaust fan CHECKED BY: A. FELDMAN
<br /> Construction Standards - Metal and Flexible. where indicated on the Drawings, condenser coil and condenser fan.
<br /> D. Provide openings in ductwork where required to accommodate thermometers and PART 2 PRODUCTS C. Electrical Characteristics: As scheduled on the Drawings. MCG PROJECT#: 18531
<br /> controllers. Provide pilot tube openings where required for testing of systems, D. Disconnect Switch: Factory mount disconnect switch on equipment. MCG P ROJ. MANAGER: C. LEE
<br /> complete with metal can with spring device or screw to ensure against air leakage. 2.01 MANUFACTURERS 2.03 FABRICATION
<br /> Where openings are provided in insulated ductwork, install insulation material A. Greenheck; Loren Cook Company; PennBarry; CaptiveAire. A. Cabinet: Steel with baked enamel finish, including access panels with screwdriver MCG P ROJ. SPECIALIST: S PARK
<br /> inside a metal ring. 2.02 POWER VENTILATORS - GENERAL operated flush cam type fasteners or doors with piano hinges with locking handles.
<br /> E. Locate ducts with sufficient space around equipment to allow normal operating and A. Performance Ratings: Determined in accordance with AMCA 210 and bearing the AMCA Structural members shall be minimum 18 gage, with access doors or panels of minimum
<br /> maintenance activities. Certified Rating Seal . 20 gage. Revision Schedule
<br /> F. Use crimp joints with or without bead for joining round duct sizes 8 inch and B. Sound Ratings: AMCA 301, tested to AMCA 300, and bearing AMCA Certified Sound B. Insulation: one inch thick neoprene coated glass fiber with edges protected from
<br /> smaller with crimp in direction of a i r flow. Rating Sea I . erosion. Rev Date By Description
<br /> G. Use double nuts and lock washers on threaded rod supports. C. Fabrication: Conform to AMCA 99. C. Heat Exchangers: Aluminized steel or stainless steel where indicated on the
<br /> H. Connect flexible ducts to metal ducts with draw bands. D. UL Compliance: UL listed and labeled, designed, manufactured, and tested as Drawings, of welded construction.
<br /> I. Support flexible duct runs every five feet in the horizontal direction to avoid suitable for the purpose specified and indicated. D. Supply Fan: Forward curved centrifugal type, resiliently mounted with V-belt
<br /> dips and sags. 2.03 ROOF EXHAUSTERS AND VENTILATORS drive, adjustable variable pitch motor pulley, and rubber isolated hinge mounted
<br /> J. Connect terminal units to supply ducts with one foot maximum length of flexible A. Fan Unit: V-belt or direct driven as indicated, with spun aluminum housing; motor or direct drive as indicated. Isolate complete fan assembly.
<br /> duct. Do not use flexible duct to change direction. resilient mounted motor; 1/2 inch mesh, 0.62 inch thick aluminum wire birdscreen; E. Air Filters: 2 inch thick disposable media in metal frames.
<br /> K. Connect diffusers to low pressure ducts directly or with 5 feet maximum length of square base to suit roof curb with continuous curb gaskets. F. Roof Mounting Curb: Galvanized steel , channel frame, insulated with gaskets,
<br /> flexible duct held in place with strap or clamp. Longer duct lengths are B. Roof Curb: 20 inch high above the finished roof surface (compensate for roof nailer strips. Provide roof curb of adequate height to provide a unit mounting
<br /> acceptable if depicted on the design drawings and allowed per local code. A insulation thickness at fan location) self-flashing of galvanized steel or aluminum height of 12" or greater above the top of the roof surface with the curb mounted to
<br /> maximum of one 90 degree bend, or equivalent, will be allowed in flexible duct construction with continuously welded seams, built-in cant strips, insulation and the building structure. Roof curb height must compensate for the roof insulation SHEET TITLE:
<br /> runs. curb bottom, and factory installed nailer strip. thickness to meet this requirement. HVAC SPECIFICATIONS
<br /> L. During construction provide temporary closures of metal or taped polyethylene on C. Disconnect Switch: Factory wired, non-fusible, in housing for thermal overload G. Vibration Isolation Curb: Only when indicated on the Drawings.
<br /> open ductwork to prevent construction dust from entering ductwork system. protected motor. 2.04 BURNER
<br /> M. All exposed ducts in finished areas must be completely free from all dents or D. Backdraft Damper: Motor actuated (or gravity damper if depicted on design A. Gas Burner: Induced draft or forced draft type burner with adjustable combustion
<br /> imperfections in the galvanized coating and shall be sealed CAREFULLY AND NEATLY drawings), aluminum multiple blade construction, felt edged with offset hinge pin, air supply, pressure regulator, gas valves, manual shut-off, intermittent spark or
<br /> with duct sealer completely contained within the joint. Duct wrap will not be nylon bearings, blades linked, and line voltage motor drive, power open, spring glow coil ignition, flame sensing device, and automatic 100 percent shut-off khnackel SCALE:AS SHOWN
<br /> permitted in exposed locations. return. pilot.
<br /> == engineers® SHEET NUMBER:
<br /> MewYork o Omaha a Los Angeles a Seatde®Honolulu
<br /> 800-5810%3 wwwschnackeLwm
<br /> 80 South Lake Avenue, Suite 640 Pasadena, CA 91101 M-0003
<br /> SE JOEW:181163
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