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HVAC SPECIFICATIONS
<br />15010 GENERAL PROVISIONS
<br />1.1 CONTRACT CONDITIONS:
<br />A. It is the intent t these specifications and the drawings to provide complete and workable HVAC systems.
<br />1.2 CODES, RULES AND REGULATIONS:
<br />A. All work and materials shall conform to latest revision of local and state codes and utility company requirements, Including Washington
<br />BuiMing Mechanical Codes and all federal and other applicable laws and regulations.
<br />13 TEMPORARY HEAT AND VENTILATION:
<br />A. Comply with State of Washington Code.
<br />1.4 DRAWINGS:
<br />A. The working drawings are generally diagrammatic. They do not show every offset, bend, or elbow required for installation in the space
<br />provided. Dueingb inngandwn,Wdl,", call to the attention of the Aechim. or Engines, an, confiid or discrepancy in the plans.
<br />specifications or existing conditions.
<br />B. The mechanical drawings and spedficetions are artaged for convenience only and do not necessarily determine which trades perform
<br />Me various portions t the work. Priority of.
<br />shall be coordinatetl as follows: 1) Sanitary and storm,.In pipe, 2) refrigerant piping, 3)
<br />ductwork, 4) fire sprinkler piping, 5) electrical wridida, 6) condenser water, 7) domestic hot and cold water pipes.
<br />1.5 SUBMITTALS:
<br />A. Submit Submittals on equipment do. for HVAC, for acceptance prior to fabrication and/or construction. Where number or symbol on the
<br />drawings design... equipment, the submittal shall also show this number or symbol.
<br />B. Contractor agrees that Submittals processed by the Engineer... not change orders; that the purpose of Submittals by the Contractor is to
<br />demonstrate tc the En in er that the Contractor understand, the d,,i n .e t and that he d,m...trams his,rwra andin b g e 9 con P. o Y
<br />indicating which equipment and material he Intends to furnish and Install and by detailing the fabrication and Installation methods he
<br />intends to use.
<br />1.6 MATERIALS:
<br />A. The contract shall be basetl upon furnishing all materials as specified. All matenals and equipment usetl for construction shall be new,
<br />American-matle unless acceptetl by the Architect otherwise, and the latest products as listed in pentad catalog data a shall be U.L. or
<br />AGA approvetl or acceptable by state, county, and city authorities. Equipment supplier is responsible for obtaining state, county and city
<br />co. Poidw on equipment not U.L. approvetl.
<br />B, All equipment of a kind shall be the standard product of one manufacturer.
<br />C. Trade names and manufacturers names condos the chamder and quality of equipment decided and shall not be conshuetl as limiting
<br />competition.
<br />1.7 INSTALLATION:
<br />A. All mechanical Items shall be Installed In accordance with the manufacturers recommendations.
<br />1.8 SEISMIC RESTRAINTS:
<br />A. Provide restraint for equipment to resist a horizontal force acting In any direction.
<br />B. The ceismi. bmdng antl anchorage of equipment and piping shall be per'Guiw1in a for Seismic Restmints of Mechanical Systems"
<br />published by SMACNA and IBC.
<br />1.9 ACCESSIBILITY:
<br />A. The Installation of motorized and volume dampers, and other specialties requiring frequent reading, adjusting, inspection, repairing,
<br />r replacement, shall be conveniently and amessibly located with reference to the finished building.
<br />B. Furnish
<br />sh access panels for location where indicated and where required to provide access to volume dampers and other appurtenances,
<br />Access doom shall be 22" x 22" non -rated and 24" x 24" one -hour rated. Access do,, shall have wntinuous hinges and flush
<br />tamper -proof metal cam locks and be palmed with factory -primed wet of white, rust-Inhlbitive paint. Installation shall be made by trades
<br />Installing the wall orceiling. Manufacturer: Intend Steel Product., MLlw, Model DW, Eldnwr or fire -rated type for installation in fireRamd
<br />walls and tailings,
<br />1.10 WIRING:
<br />A. Wiring within equipment shall be U.L. accepted and In a=W.nw with the requirements of the latest State -adopted edition of the NEC.
<br />Wiring external to equipment shall be provided in acoordance = the latest Stabe-adoptetl NEC and the electrical drawing notes.
<br />B. Connecting wiring: Line -side power wiring up to equipment terminals shall be by Electrical Subcontractor. Load -side wling within
<br />equipment shall be by equipment manufacturer or supplier. Equipment shall be U.L. labeled for the service and location shown on the
<br />tlrewings.
<br />C. Equipment diswnn ots: Provided by Electrical Sub-contracto,
<br />D. Power wiring connections by Electrical Sub -contractor and control wiring by Mechanist Sub-mntradd,
<br />E. Whereverpossible, all interconnect wiring within or on a piece of equipment shall u ordered with the equipment, unless shown or
<br />specified otherwise. All field wining shall be performed by an electrician licensed to "'dorm the type of work.
<br />F. Motor protection: Equipment supplier to provide properly rated motor- r1e dand under -voltage protection and all manual or automatic
<br />motor operating tlevices for all mechanical equipment.
<br />1.11 PIPE SLEEVES:
<br />A. Pipe Sleeves: At fire -rated walls provide 20yauge metal sleeves. Caulk around sleeves that pass through a rated firewall with Dow
<br />Corning 42000 FIRE -STOP caulking and/or#2001 FIRE -STOP foam Crying U.L. label 414779.
<br />IA2 OBSERVATION:
<br />A. All work and materials are subject to review at any and all times by Architect, Engineer and/or authorized representative.
<br />B. Site Observations (by Engineer of Record):
<br />1. Prior to covering in -wall piping,
<br />2. Priortoinstallationdceiling.
<br />1,13 COMPLETION REQUIREMENTS:
<br />A. Upon completion of the work and adjustment of all equipment, all systems shall be tested by the Contractor for proper operation to
<br />demonstrate to the Owners Representative that all equipment furnished antl installed or connected under the provision of these
<br />cifications functions mechanirall in the manners edified and re uiredb Mee ui menu manufacturer.
<br />spa Y l 9 Y q P
<br />B. Provide copies w Operating and Maintenance manuals.
<br />C. Furnish wrinen wamanlyta Owner for period of one year (with an additional 4-year parts -only warranty on sic-contlitloning compressors)
<br />covering all defects in material and workmanship.
<br />D. Provide two copies of record drawings showing all deviations from contred drawings.
<br />1,14 ACCEPTANCE:
<br />A. Systems ,net not be considered for acceptance until the contractor has completed his work and shown to the Archited or Owner's
<br />representative:
<br />1. That installation Ls in strict compliance with specifications, tlrawings and manufacturers installation instructions;
<br />2. Instruction and operating manuals, as-bullt drawings, balancing logs and guarantee cerificates; and
<br />3. Properoperationdthesyshems, including testing and leaning.
<br />15050 BASIC MATERIALS AND METHODS
<br />1.1 DESCRIPTION:
<br />A. Basic Materials and Methods outlines products and methods used for other sections of this Division.
<br />B. All materials shall consist of current production, state-of-the-art technology. Outdated equipment and materials or "old inventory' are not
<br />allowed.
<br />1.2 SUBMITTALS:
<br />A. Provlde letter listing manufacturers and model numbers for the following equipment and materials:
<br />1. Piping materials.
<br />2. Pipe hangers.
<br />1.3 PIPING MATERIALS:
<br />A. 1. Refrigerant piping: All refrigerant piping shall be refrigemtid, grade Type "L" hard-banwrod, degreased, sealed -at -the -mill copper
<br />tubing. If, for any reason, waled tubing Is not available, non -sealed tubing of the same type may be used Itubing Is cleaned. All
<br />fittings shall be wrought copper. All rdngerent piping shall be sized and Installed per condensing unit. Install all refrigerant piping
<br />straight and free from kinks and restrictions, properly supported by Trisolato. or Cush-a-Strip#S-716 to minimize vibration. Furnish and
<br />Install straps or hangers at F spacing for 02" lines, 6 for 1" lines, and 8'spacing for 1-1/2" and larger lines. For field -fabricated piping,
<br />pass a slow stream of dry nitrogen through the tubing at all times while soldering to eliminate the formation of copper oxide inside the
<br />tubing.
<br />2. Cooling coil drain: Galvanized steel pipe or Type "M" copper or Schedule 20 PVC. On draw -through units, provide [rap with 1"water
<br />seal in condensate pipe.
<br />B. Plumbers tape: Not permitted as pipe hangers.
<br />1.4 PIPE SLEEVES:
<br />A. Minimum 20-gauge galvanized steel in concrete, 18 gauge in all other construction. Ample clearance around pipe for insulation,
<br />Adjudo-Cate or equal. Sleeve to extend l"above floor.
<br />1.5 ESCUTCHEONS:
<br />A. Brass material, chrome plated finish. Sizes sufficient to cover all pipe openings through wall, floor or wiling. Set screw or spring to
<br />socurn, to pipe. B & C, Grinnell, Figure 13, Elcon, Crane or equal.
<br />B. Install on all exposed pipes Passing through walls or floors.
<br />1.6 FLASHING:
<br />A. Where pipe, ducts and other work by the Contractor pass through the roof or exterior walls, the Contractor shall provide foam robber
<br />nsulation and caulk to provitle a weatherproof installation.
<br />1.7 MOTORS:
<br />A. Provitle ECM motors having starting and running charsomn,tic, consistent with torque and speed requirements of driven machinery.
<br />B. Select motors 1/3 horsepower and smaller for 120-volt, single-phase, 60-cycle operator. Provide capacitor start and run type, 40
<br />degrees C continuous rise, open rip ipmof type with internal thermal protection.
<br />C. Salad motors 112 horsepower and larger for 230 volt, 3-phase, 60-cycle operation, or as noted on equipment schedule. Voltage must be
<br />verified with oedriral contractor prior to ordering equipment.
<br />D. Provide internal overload protector, on all single-phase motors.
<br />E. Manufacturer: Motors shall to Wagner, Reliance, General Electric Lincoln Century or US Motors. Each motor shall have the
<br />anumoturers identifying nameplate permanently attached.
<br />1.8 STARTERS:
<br />A. Provided with package equipment and by Electrical for Individual fans or pumps. Manufacturer: Allen Bradley, Cutler Hammer, Furnace,
<br />Square "D", or acceptable equal.
<br />1.9 GUARDS:
<br />A. Provide guards over all rotation equipment. Guards to be in accordance with Sam ,,do and OSHA requirements.
<br />1.10 EQUIPMENT PROTECTION:
<br />A. Keep all pipe openings closed by means of plugs orcaps to preventthe entrance dforeign matter. Protect all piping; dud work,
<br />equipment, end apparatus against dlrty water and chemical or mechanical damage both before and after installs ion. Keep all motors and
<br />bearings in a watertight, du.tprot Ever during insulation. Any such fixture, equipment or apparatus damaged prior to final acceptance
<br />of the work shall be restored to its original condition or replaced by the Contractor at no additional cost. the Owner.
<br />B. Proted all bright -finished shafts, bearing housings, and similar items until in service; no rust will be permitted.
<br />C. Equipment and materials stored on the job site shall be protected from the weather, covered or otherwise suitably protected at the
<br />direction of, and to the satisfaction of, the Architect. If coverings become tom, they shall be replaced until the equipment is connected and
<br />operating.
<br />1.11 LOCATION AND POSITIONING EQUIPMENT:
<br />A. Observe all safety codes and regulations and good common practice In lowting and installing mechanical equipment and material so that
<br />installation present. least ...riot. hazard. Maintain adequate clearances for re a and to all equipment.
<br />complete,P e P o P Ir
<br />Installation t any equipment with less than minimum clearances will not be accepted.
<br />1.12 FOUNDATIONS AND SUPPORTS:
<br />A. All equipment, piping, and ductork shall be mountetl on or suspended from acceptable foundations and supports, all as specified herein.
<br />s shown on the Drawings and as requiretl.
<br />1.13 CUTTING AND PATCHING:
<br />A. Culling and Patching are performed by the General Contractor and included in his bid.
<br />1.14 CUTTING STRUCTURAL MEMBERS AND FRAMING:
<br />A. Not permitted unless shown on drawings or acceptable in writing by the Architect. Where cotting or core dolling is permitted, reasonable
<br />care is to be taken to verify and avoid conduit and piping locations within the cutting area.
<br />1,15 ACCESSIBILITY:
<br />A. GThe installatin of damper, damper moos and other ed dallies requiring frequent reading, adjIustin9•In elion re
<br />porting,
<br />replacement shall Ixt conveniently
<br />and accessibly locatedwith referencetothe finished building.
<br />B. Furnish access panels for low where indicated and where required to provide access to valves and other appurtenances.
<br />1.16 WIRING:
<br />A. General: Wiring within equipment shall be U.L. accepted and Ln accortlance with the requirements of the NEC. Wiring ,,mmal to
<br />equipment provided in accordance with Section 15905 and Division 16.
<br />B. Connector, wiring: Line -side power wiring up to equipment terminals shall be by electrical sub -contractor per Division 16. Load -side
<br />Lying within equipment shall be by equipment manufacturer or supplier.
<br />C. Equipment dlsdonneds provided by electrical subcontractor.
<br />D. Control wiring for mechanical equipment shall be furnished a ... icing to Section 15905, Controls.
<br />E. Wherever possible, all Interconnect wiring within or on a place of equipment shall be ordered with the equipment, unless shown or
<br />specified otherwise. An electrician licensed to perform the type of work shall perform all field wiring.
<br />IA7 CLEANING:
<br />A. Cleaning per Sections 15630, 15660 and 15800.
<br />1.18 PAINTING:
<br />A. Famous metal: After completion of mechanical work, all exp pod ferrous metal surfaces outside, in mechanical rooms, such as hangers
<br />hanger rods, equipment stands, etc., shall be thoroughly cleaned and painted with one coat primer and one coat of black asphalt varnish
<br />or black enamel suitable for hot surfaces.
<br />B, Fabricated steel: All damage to structural steel finishes or the finishes of any other trades damaged by cutting. welding or patching shall
<br />be repaired to match original. Work shall be in accortlance with Division 9.
<br />C. Paint inside of all ducts visible through grilles and registers with a flat black enamel; see Section 15800.
<br />D. All new roof -mounted equipment to be painted by manufacturer with prime coat and enamel.
<br />16200 NOISE AND VIBRATION CONTROL
<br />1.1 SUBMITTALS:
<br />A. Provide submittals or product do.. Submittals must be reviewed prior to fabrication.
<br />1.2 CERTIFICATION DATA:
<br />A. All bidders on the air handling devices and fans most supply the appropriate inlet, outlet .climbed, discharge, and loss or regenerated
<br />octave band sound power level data, measured in accordance with the applicable ASHRAE or ANSI specifications at rartified
<br />laboratory. The units selected should meet the specification criteria of the tables in this section and drowing equipment schedules. Units
<br />in s of the listed values shall not be considered as appropriate for use on this project.
<br />1.3 GENERAL:
<br />A. Seismic Control:
<br />1. All mechanical equipment shall be brsced or anchored to resist a horizontal force acting in any direction using UMC, antl UBC.
<br />2. Where anchorage details are not shown on Drawings, the field installation shall be subject to approval tithe project structural
<br />engineer.
<br />3. Follow "Guidelines for Seismic Restraints of Mechanical Systems" published by SMAGNA.
<br />B. Electrical connections. all mechanical equipment motors shall be matle through a flexible wnduitd..Igned. reduce motorvib.tion
<br />trandee into the rigid conduit, which is directly attached to the building structure.
<br />1.4 DUCT LINING: See Section 15250, Insulation.
<br />1.5 DIFFUSERS AND GRILLES:
<br />A. All supply diffusers and return air grilles are to be selected for an NC value 10 points below the area design dbA level for each area. The
<br />manufacturer s listed NC value to be used for mmparion to the criteria value must contain all appropriate face velocity, length, area, and
<br />m adjustments. The manufadu.er NC value must not contain more than an 8-db room adju.m.. wrection. See Design Criteria on
<br />the tlrawings.
<br />B. Manufacturers shall be Amber Booth, Mown, Semw, LAC, Kinetics, or Vibration Mounting and Control, Inc., meeting all of the specified
<br />conditions. Vibration Mounting and Control, Inc., numbers used as basis for celadion.
<br />1.6 FAN FLEXIBLE CONNECTION:
<br />A. Provitle flexible connection between air handling units and sheet metal duct or fan unit casing. Connectors shall be 12 to 6 inches as
<br />required, of 30-ounce Vent-Glas, Duro-Dyne or equal. The maximum distance between duct edges shall be 1/2". Connectors shall be
<br />U.L. labeled. Provide sheet metal weather protector at top and old,, of fiaxible connector.
<br />1.7 FLEXIBLE PI PE CONNECTORS:
<br />A. Manufacturers: Amber -Both Rawlins, Keflex, Federal, General Rubber Company, or acceptable equal.
<br />B. Range— pipe: Flown!,, 301 bronze, minimum 18' live length.
<br />152W INSULATION
<br />IA WORKINCLUDED:
<br />A. Provitle all labor, material, equipment and se ...ry for the installation of thermal and acoustical insulation for piping and
<br />ductwork, as shown on the drawings or specified hereed.
<br />B. Do not damage or aHempt to remove any material suspected of containing asbestos.
<br />1.2 RELATED WORK SPECIFIED ELSEWHERE:
<br />A. General Provisions, Section 15010.
<br />B. Pipe Supports Basic Materials and Methods, Section 15050.
<br />1.3 DESCRIPTION:
<br />A. Descopton of system: Insulation required for this work Includes, but is not necessarily limited to:
<br />1. Supply ductwork.
<br />2. Outside ductwork.
<br />3. Retum antl exhaust dud1 w,d.
<br />4. Refrigerant piping.
<br />1.4 QUALITY AS
<br />A. Quality of workmanship: Use suthcienl journeyman Insulators and supervisors in the execlLon of this portion of the work to Insure proper
<br />and adequate installation of insulation throughout.
<br />1.5 SUBMITTALS:
<br />A. Submittals shall include, but not be limited to:
<br />1. Data to show compliance with flame and smoke rating.
<br />2. Pr.duddata.
<br />3. Manufacturers'remmmend,dinstallationdata.
<br />1.6 PRODUCT HANDLING:
<br />A. Protection: Use all mnecessary protect necessa to rotect insulation materiels before during,and after installation.
<br />B. Replacement: the event of tlamage, immediately make all repairs and replacements necessary.
<br />7.7 FIRE HAZARD CLASSIFICATIONS
<br />A. Insulation materials shall have composite fire and smoke hazard ratings as tooted by procedures indicated in NFPA 255 and ILL 723, not
<br />to exceed a flame spread index of 25 and .smoke developed index of 50,
<br />1.8 CODE COMPLIANCE:
<br />A. Insulation materials and Insulation thickness specified does not relleve contractor from compliance with Washington State Energy Code.
<br />1.9 MANUFACTURERS:
<br />A. Armstrong. Schuller International Inc., Owens Corning, Certain -Teed Said G.II Pittsburgh Corning, Knout or acceptable equal.
<br />1.10 PI PING INSULATION -ABOVE GRADE:
<br />A. Fiberglass sectional pipe Insulation: Thermal conductivity of 0.24 BTU -in per sq. ft. per hour at 75 F mean temperature. Minimum density
<br />of 3.51be. per cubic foot. Jacketed with while border laminated of aluminum foil and white Kraft -reinforced with glass fiber ,trend,. Jacket
<br />shall have factory -supplied, self-sealing lap.
<br />B. Insulation m rs for pipe fittings and pipe: PVC -preformed, molded insulation Evers. Z...n C.dl . "feel -Tit. 10M Bad-' or
<br />cceptable equal.
<br />C. Foam rubber pipe insulation: A -aft ., Aerotube or Ultrafoam thermal conductivity of 0.23 at 75 degrees F. (far use within walls or above
<br />ceilings only). Obtaln rite marshal's acceptance on product to be Installed.
<br />1.11 PI PING INSULATION - BELOW GRADE:
<br />A. Foam rubber pipe Insulation: Service to 18OF closed cell foam rubber pipe insulation Armdlex, Aerotube or Ultrafoam thermal conductivity
<br />of 0.27 at 75 degrees F.
<br />1.12 DUCT INSULATION:
<br />A. Geneml: All dud insulation to be U. L. labeled for use intended. U. L. Class 1 with fire hazard classifications per 1.5.
<br />B. Fiberglass duct wrap: R-5 Insulation, minimum density of 0.6 Ill. per cu. ft. Factory-applled, flame-retardant toll-reldforced Kraft vapor
<br />barer.
<br />C tAcoustical duct liner: 1" line, with R-5 insulation minimum density of 1.5 lbs. cu. ft. as noted on drawings. Based on a No. 6
<br />punting in accordance with test method.
<br />IA3 PIPE HANGERS AND SUPPORTS:
<br />A. Sae Sedlon 15050.
<br />1.14 INSULATION THICKNESS:
<br />A. General: Insulation shall be applied in stud accordance with the manufacturers recommendations. Foam robber for use within walls and
<br />above Sheetrock railings only.
<br />B. Above Grade:
<br />1. Cooling coil Condensate pipe: 3/8" foam robber on 1" pipe and smaller, 1/2' foam rubber on 1-1/4" pipe and larger.
<br />2. Refrigerant suction pipe: 1/2' foam rubber on 1" pipe and smaller, V foam rubber on 1-1/4" pipe and larger above and below grade.
<br />Paint insulation exposed to weather with protective white coating per manufacturers recommendation.
<br />3. Supply ducts: Cover with 1-1/2' ductwrap. All ductwork above rwf lined with 2' ILner.
<br />4. Lined ducts: Line with 1" acousficel dud liner as noted on the drawings and per Section 15200. Lined duct and plenums to be
<br />sh"firmtal, fiberglass dud not acceptable.
<br />5. Outside air ducts: Wrap with V duct wrap except in mechanical rooms where dud to be lined. Fiberglass duct board not acceptable
<br />for O.A. ductoml,
<br />6. Return and exhaust ducts: Insulate return duct above wiling in attic and in crawl spew with 1-112' duct wrap; however, minim and
<br />exhaust dud, cross-hatchetl to be lined. Relum ducts above ,of lined with 1" liner. Cro,shatchetl dud in building to be lined with V
<br />liner.
<br />7. Exposed supply and return ducts: Not Insulated except noted to be lined with V lining.
<br />1.15 INSTALLATION:
<br />A. Insulation shall be wntinuous through walls, floors, partitions, except where noted otherwise.
<br />B. Fiberglass sectional pipe insulation: Apply insulation to pipe and seal with self-sealing lap. Use self -butt strips to seal butt joints. Insulate
<br />all fillings, valves, and unions with single or multiple layers of insulation and cover to match pipe or use pre -formed, PVC-droltled
<br />insulation
<br />Evers or Gasco'humped aluminum elbow covers'. Domestic hot water and heating hot water only, valve bodies and unions
<br />not Insulated.
<br />C. Foam rubber pipe insulation: Install in strict,dodd once per manufacturer's recommendations.
<br />D. Duct wrap: Cover supply and outside air ducts except ducts internally lined. Wrap tightly with all circumferential joints butted and
<br />longitudinal joints overlapped minimum of two Inches. Adhere insulation with calf -sealing laps on longitudinal and circumferential laps. On
<br />ducts over 24" wide, additionally severe Insulation with suitable mechanical fasteners at 18" on venter.
<br />1500 HEATING -COOLING EQUIPMENT
<br />1.1 START-UPANDTEST:
<br />A. All airconditioning equipment shall be installed per manufacturer's recommendation and staded and .hacked by the manufacturers
<br />factory -Valved service personnel. Any problems alsing with the equipment shall be connected by the manufacturer. The factory-tralmd
<br />ce personnel shall fill out the factory performance report checklist on the operation of each package heat pump, package
<br />air-conditioning condensing unit, Checklist shall then be forwarded to the Architect (see Section 15010, Completion Requirements,
<br />Commissioning and Start -Up Report.
<br />1.2 SINGLE SOURCE:
<br />A. For ease of maintenance and pads replacement, use like equipment of a single manufacturer.
<br />1.3 SUBMITTALS:
<br />A. Provide submittals or product data far the following equipment:
<br />1. AIr-conditioning, unit package. (HP)
<br />2. Electric healers.
<br />1.4 WARRANTY:
<br />A. ALrcondifioning and heat pump compressors 5-tonand smallershallhave an additional four-year warranty covering parts only.
<br />B. Replace all parts proving defective during warranty, including the replacement of lost refrigerant and repair of leaks, to the acceptance by
<br />Me Add mot and at no additional cost to the Owner.
<br />1.5 PIPING:
<br />A. General: All pipe, fittings, and similar items shall be in accordance with the requirements of Section 15050.
<br />1.6 ELECTRIC HEATERS:
<br />A. Wall healers: Furnished antl installed by Electrical Contractor.
<br />1.7 INSTALLATION OF EQUIPMENT
<br />A. Install all equipment in the location indicated on the Drawings and as reviewed on the submittals.
<br />B. Installation shall meet overnmg Cries and manufacturers Installation Instructions.
<br />g
<br />C. Condabovewiling, Provide
<br />congetoappump drain require. Pruandlor s noted
<br />Me dranantl Combustion ,I,
<br />opeath ning Lobe coil ipar or
<br />above ceilings. Provide condensate pump where required and/or as noted on the drawings. Combustion air opening to be sized per
<br />anufacturere installation Instructions, Intake afropening to be sized a equipment manufacturersrequirement.
<br />p par
<br />1.8 CLEAN UP:
<br />A. Prior to acceptance, thoroughly clean exposed portions of the heading and cooling equipment, removing all shipping labels and traces of
<br />foreign substance.
<br />B. Run supply fans before grilles and registers are Installed and before ceilings and walls are painted. Room surfaces soiled from
<br />construction dust In duct work shall be cleaned or repainted at no additional cost to Owner.
<br />15640 - HEAT RECOVERY
<br />1.1 DESCRIPTION:
<br />A. Description of the System:
<br />1. Heating and cooling equipment specified in Section 15630, 15650, 15800.
<br />2. Heat pumps, Variable Refrigerant System.
<br />3. All other items required for a complete, ready -for -service, heat recovery system as shown and specified and meeting equipment
<br />anufacturer's installation requirements.
<br />B. Description of work: The work covered by this section consists of furnishing all labor, materials and equipment necessary in connection
<br />with ventilating and air -moving devices, complete and ready for service, as shown and specified and meeting equipment manufacturer's
<br />installation requirements for a complete and operational heat recovery system.
<br />1Z QUALITY ASSURANCE:
<br />A. Codes and standards: In addition to complying with all pertinent codes and regulations, comply with all pertinent recommendations
<br />contained in "Duct Manual and Sheet Metal Construction for Ventilating and Air -Conditioning Systems", as published by the Sheet Metal
<br />and Air -Conditioning Contractors National Association.
<br />B. Submittals:
<br />1. Provide submittals or product data for:
<br />a. Heat recovery Conceatad units (HRC).
<br />I
<br />ra Branch Selectors (BS)
<br />C. Provide record drawings per Section 15010. During progress of the work, maintain an actuate record of all changes made in the heat
<br />Query system, location each item of ductwork and equipment precisely. Upon comPlefiod of the installation, transfer all record data to
<br />three blue -line prints of the original design drawings. Submit at completion of project.
<br />1.3 SINGLE SOURCE:
<br />A. For ease of maintenance and parts replacement, use equipment of a single manufacturer.
<br />1.4 MATERIAL AND FABRICATION:
<br />A. The Architect reserves the right to reject any submittals which contain equipment from various manufacturers and to require that source of
<br />materials be unified to the maximum extent possible.
<br />1.5 HEAT RECOVERY CONCEALED(HRC):
<br />A. Provide LG or acceptable equal. Units shall be a complete factory assembled and tested unit. Equip all units with MERV 8 filers.
<br />Manufacturer to provide automatic change -over thermostat per Section 15905.
<br />1.6 OTHER MATERIALS:
<br />A. All other materials not spedfically described or listed but required for a complete and proper installation of the work of this section shall be
<br />seleced by the C...dor antl subject of the review [the A ,hided.
<br />1.7 SURFACE CONDITIONS:
<br />A. Inspection: Prior W work of this section, carefully inspect the installed work of other Mom, and verify that such work is complete to the
<br />point where this Installation may properly commence.
<br />B. Verify that the work ofthis section may be installed in accortlance with pertinent code. and regulations and the reviewed submittals.
<br />C. Dlcrepancies: Do not proceed with Installation In areas of discrepancy until such discrepancies have been fully resolved. Contractor
<br />authorizing to proceed prior to resolving discrepancies will correct the discrepancy at no met to the Owner and Architect.
<br />1.8 INSTALLATION OF EQUIPMENT:
<br />A. General: Install equipment where indi..d on the tlrawings antl per manufadurers instrodion. Avoid interference with structure antl the
<br />work of other trades; do not cot Into loadcarrying members.
<br />B. Inspection: Check each piece of equipment Ln the system for defecs, verifying that parts are pronely furnishad and Installed, that items
<br />function propely and that adjustments have been made.
<br />15800 AIR DISTRIBUTION
<br />1.1 DESCRIPTION:
<br />A. Description of the System: Heating, ventilating, and air conditioning required for this work is indicated on the tlrawings and includes, but Ls
<br />not necessarily limited to, the following,
<br />1. Heating and cooling equipment specified in Section 16630, and 15640.
<br />2. Filters.
<br />3. Exhaust fans.
<br />4. Duct dampers, grilles, registers and diffusers.
<br />5. All other items requiretl for a complete, reatly-for-service, heating, ventilating and airconditioning system as shown and specified;
<br />meeting codes and equipment manufacturer's Installation requirements.
<br />1.2 QUALITY ASSURANCE:
<br />A. Codes and standards: In addition to complying with all pediment codes and regulations, comply with all pertinent rewmmendatlons
<br />contained in "Duct Manual and Sheet Metal Construction for Ventilating and Air -Conditioning Systems" and "Fiberglass Construction
<br />Standards", as published by the Sheet Metal and ALnComditionimg Contractors National Association.
<br />B. Submittals: Provide submittals or product data for
<br />1. Duct specialties.
<br />2. Flexible dud.
<br />3. Registers, grilles and diffusers.
<br />4. Exhaustfans.
<br />5. Ronf Wds.
<br />6. Filters.
<br />1.3 PRODUCT HANDLING:
<br />A. Protection: Use necessary means to protect the materials of this section before, during and after installation and to protect the Installed
<br />work and materials of other trades.
<br />B. Replacements: In the event of tlamage, immetliately make all necessary repairs and replacements.
<br />1.4 SINGLESOURCE:
<br />A. For ease of maintenance and contempt acement, use equipment of a single manufacturer.
<br />1.5 MATERIAL AND FABRICATION:
<br />A. The Amhited reserves the right to reject any submittals which common equipment from various manufacturers and to require that source of
<br />materials be unified to Me maximum extent possible.
<br />B. Belt drive fan units require dove change during or balancing ofthesystem;drives and belts..to wfumished by unit manufadur.-Ir
<br />representative.
<br />1.6 DUCTWORK:
<br />A. General: Provide metal ducNmrk per International Mechanical Code and SMACNA.
<br />B. Low pressure sheet metal ducts: (Spiral dud as noted on the floor plan - HVAC.)
<br />1. Supply, exhaust and return air ducts: Construct from galvanized sheet metal to conform to International Mechanical Code, ASHRAE
<br />Guide and shall be constructed to ..at SMACNA requirements in Section 7, "HVAC Duct Construction Standard - Metal and Flex
<br />Hose,". Contractor's option: Joints Ductrnate or LocMomer, Lock -Air.
<br />2. Transverse joints: Downers or WOCI proprietary dud connection systems will be acoepted. Outwork constructed using these
<br />systems will refer to the manufacturer guidelines for sheet gauge, intermediate reinforcement size and spacing, and joint
<br />reinf... ants.
<br />TDQ7DF7r-24 shall be constructed as SMACNA T-24 flange. Use of these joints systems shall be limited as follows:
<br />Duct Size Operating Pressure
<br />0-48" 0-2-.B.
<br />3. Longit'didel seams: Pittsburgh Lock shall be used on all longitudinal seams. All longitudinal seams will be sealed with a mastic
<br />sealant. Snaplock Ls not acceptable.
<br />4. Duct wall: All interior ducts shall be constructed with G-60 or befter-galvanized steel UFO them treat or oil wat. Exterior ductwork or
<br />duct exposed to high humidity conditions (to kitchen exhausts) shall be G-60 or better galvanized steel LFO .hem treat or .it coat.
<br />C. Low pressure fiberglass duct"NOT USED ON THIS PROJECT'.
<br />D. Metal ducts:
<br />1. Seal all joints exrapt where noted with United Dud Sealer duct tape, Hard Cast Dud Sealant, Precision Adhesives PA-2084, iron grip
<br />duct sealer, and Mon-Ewl,dusur-44-50, or acceptable equal. Sealer used must be suitable for painting with enamel paints.
<br />2Outmode, Wool, and T-24 flange systems: Shall use a butyl gasket between the flanges conforming to the following:
<br />iCompanion angle flange gasket: This gasket in addition to meeting MIL -C-18969B, Type it Class B, TT-C-1796A, Type II Class B, and
<br />TTSS-001657 must also pass UL-723. This material shall not contain vegetable oils, fish oils or any other type vehicle that will
<br />support(ungal and/or baderialgrowth aswciated with clerk, clamp areas of tluclwoM. Rountl tluctsusing Spiralmate joints shall use
<br />neoprene gasket between the flanges as per the manufacturer.
<br />4. Exposed ducts: Prepare galvanized duchxork in shop for receiving enamel primer in field.
<br />E. Low pressure flexible duct: Air duct material per UL-181, Class 1 with spring steel spirel-bonded to integral seamless al, seal, wrapped
<br />with 1-112" fiberglass insulation (K2.25 @ 75F) with vapor border outerjackt. Provide impervious, smooth, non -perforated interior vinyl
<br />liner. Individual lengths of flexible duct shall contain factory -fabricated steel connection collars. Maximum working pressure of 6"w.g.
<br />Maximum length 5 ft. Installed- according to manufacturer's recommendations. (Use of flexible duct Ls contractor's option.) FAMC
<br />Series, Go Rex CPC-25, PPG Industries, ThemaOex. Clevafortn or acceptable equal.
<br />F. Dud plenums: Provide plenum housings of galvanized steel in acoordawe with the requirements for low pressure dud work per
<br />SMACNA.
<br />1.7 DUCT SPECIALTIES:
<br />A. Standard turn vanes: Non-adjustable 90 degree air turn, 26 gauge galvanized double wall deal blade, 24 gauge galvanized steel side call.
<br />Vanes 2-1Q" on center. H-E-P High Efficiency Profile as manufactured by Aero-Dyne Co.
<br />B. Access doors In metal work: Provide hinged minimum 12 x 12' access doors for access to every part of automatic damper, fire damper,
<br />coils, gas dud furnace, and other Rome requiring maintenance or inspection and where shown on the tlrawings. Durodyne, M & T
<br />Vail Ruskin, or acceptable equal Flex duct may be used for fire damper access on round ducts 14" diameter and smaller.
<br />C. Dud Flexible connections: on. Dyne or equal.
<br />1.8 REGISTERS, GRILLES AND DIFFUSERS:
<br />A. Manufacturers: Agi air, Titus, Carnes, Krueger, Price, J & J or acceptable equal.
<br />B. Performance: Unit sizing is based on air being introduced at 25F temperature differential and being diffused at the 5-foot level to not
<br />greater than 1.5 F. Units are also selected so as not to exceed the NC -curves as outlined in Section 15200. Guarantee the above
<br />performance factors, replacing all diffusers as required.
<br />C. Plaster frames: Provide plaster formes for all grilles and registers installed in plaster walls or wilings. Provide aluminum from, if outlet is
<br />alum
<br />D. Type,: A, scheduled on the drawings.
<br />1.9 CEILING EXHAUST FAN:
<br />A. Nutune, Broan, Penn Zephyrette, Pace DO, Braided, Gm.nheck, Cook, Acme, Greedheck or acceptable equal. Capacity as schedule on
<br />the tlrawings. Provide Nutone 838AL wall cop of acceptable equal.
<br />1.10 FILTERS:
<br />A. Manufacturer recommended filter size: MERV 8 fiberglass fillers, with Inside filter and hall gasketed hinged access door. Provide
<br />quick -.mess tlevices (screws not acceptable) on access door.
<br />B. Provide two complete sets of 2' pleated filters for each fan system; one set used during construction. Second set shall be installed prior
<br />W system balancing.
<br />1.11 ROOFVENTS:
<br />A. Standard type: Furnish and install Cook Type PR, Jenn Aire, II or acceptable equal to match .of exhaust fan hoods. Sizes shown on
<br />tlmwings.
<br />1.12 OTHERMATERIALS:
<br />A. All other materials not specifically tlesaibed or listed but required for a complete and proper installation of the work of this section shall be
<br />as selected by the Contractor and subject of the review of the Architect.
<br />1.13 SURFACE CONDITIONS:
<br />A. Inspection: Poor to work of this ,ad!,,, carefully inspect the Installed work of other trades and verify that such work is complete to the
<br />paint where this installation may property commence.
<br />B. Verify that the work of this section may be installed In accordance with pertinent codes and regulations and the reviewed shop drawings.
<br />C. Discrepancies: Do not proceed with installation In am.. of discrepancy until such discrepancies have been fully dowived. Contractor
<br />authorizing to proceed prior to resolving discrepancies will domed the discrepancy at no war to the Owner and Architect.
<br />1.14 INSTALLATION OF EQUIPMENT:
<br />A. General: Install equipment where Indicated on the drawings and per manufacturers Instruction. Avoid interference with structure and the
<br />work of other trades; do not cut into load-owrying members.
<br />B. Inspection: Check each piece of equipment in the system for defects, verifying that pads are properly furnished and installed, that Items
<br />function properly and that wjustrmen. have been made.
<br />1.15 INSTALLATION OF GRILLES, REGISTERS AND DIFFUSERS:
<br />A. Install and connect all gdlles, registers and diffusers in the locations indicated on the drawings, securely anchoong each Rem in place and
<br />sealing with rubber gaskets to prevent leakage.
<br />B. Paint inside of ail clods visible through grilles and registers with flat black enamel.
<br />1.16 DAMPERS:
<br />A. General: Provide volume or splitler dampers as shown on Drawings. Provide each damper with an adjustment and locking
<br />quadrant device as manufactured by Durodyne, Young Regulator Co., and Ventlock and as outlined under volume damper.
<br />B. Splitt,r Dampers (SD): Not used on this project.
<br />C. Motorized Dampers (MD): Supplied under Section Controls and installed by sheet metal subcontractor. Coordinate with
<br />Control Section.
<br />D. Volume Dempers(VD): Construct of material two gauges heavier than duct in which installed. Single plate up to 12" wide,
<br />III over 12- wide. Hem both edges 1/2' and flange sides 1/2'. Use Young or acceptable equal damper accessories. #60
<br />bearing ,at with #403 regulator for counters up to 24" long; for tlampers over 24" long, use 4660 3/8" rod, #656 and bearing and
<br />#403 regulator. Above wild ceilings, provide #660 or #661 rod extensions and #301 or #315 concealed damper regulators as
<br />required. Manufacturers: Duro-Dyne, Ventlwk, and Young Regulator Company, or acceptable equal.
<br />E. Fire Damper(FD): Install per NFPA-90A,
<br />F. Smoke/Fire Dampers (SFD): Provided and installed by sheet metal subcontractor, UL approved. Air Balance, Ruskin, or
<br />accept file equal.
<br />1.17 CLEANING:
<br />A. D.wM rk: Remove debris and trash from ductwork and vacuum clean do= where accessible.
<br />B. Run supply and exhaust fans before grilles and registers are installed and before ceilings and walls are painted. Room
<br />surfaces soiled from construction dust in ductwork shall be cleaned or repainted at no additional cost to Owner.
<br />C. Remove shipping lwalsand other.gs.
<br />1.18 TESTING AND BALANCING OF AIR SYSTEM:
<br />A. Balancing subcontractor to bid direct to general contractor: see Section 15950.
<br />159D5 CONTROLS AND INSTRUMENTATION
<br />1.1 DESCRIPTION:
<br />A. Description of the system:
<br />1. Low -voltage el.dridelec.m. system, complete with required transformers with circuit protection, connected to electrical
<br />system at points indicated or required and as approved.
<br />2. All controls to be responsibility of the Mechanical Contractor.
<br />3. Any or all portions of this control system may be provided by the HVAC equipment manufacturer at the Mechanical
<br />Contractors option.
<br />1.2 SUBMITTALS:
<br />A. Provide submittals and product data for the following:
<br />1. Drawings: Furnish one copy,, -mailed, of complete control diagrams, including written description of control sequence and
<br />logic flow diagram.
<br />2. Devices and equipment:
<br />a. Mixed air controller.
<br />bra Discharge air controller.
<br />c. Outside or temperature (OAT) thermostat.
<br />d. Room thermostat.
<br />era Motorizetl mixed air tlampers.
<br />f. Damper opeatorss
<br />g. Relays.
<br />In Transformers.
<br />I. Freeze protection thermostat.
<br />3. In.lutle wiring,racon tlwings showing installed condition and operating changes made duodg start-up in each Operating and
<br />Maintenance Manual.
<br />B. Forward submittals and wiring diagrams per General Notes.
<br />1.3 TRAINING:
<br />A. The Contractor shall insure that the Owner can operate antl service this system.
<br />4 CONTROL
<br />A. Heat recovery units) shall have factory installed unit mounted control boards and III microprocessor to communicate with
<br />other devices in Me VRF system.
<br />B. Heat recovery unit shall communicate with the indoor units via a 2-conductor stranded communications cable terminated using
<br />a daisy chain configuration.
<br />C. The contractor Ls instructed. review the Electrical and ATC tlrawings and specifications for other Items or tasks which this
<br />ddmmet Ls or may be responsiblematerials th provitle and or labor under this contract. Failure to do so will not relieve this
<br />contractor of their responsibility to provide such materials and or labor and In no was shall this dontrador be further
<br />compensated as a result.
<br />1.5 MIXED AIR TEMPERATURE CONTROLLER:
<br />A. Provlde modulating mixed air temperature controllers. Penn, Honeywell or acceptable equal.
<br />1.6 DISCHARGE AIR TEMPERATURE CONTROLLER:
<br />A. Provide modulating mixed air temperature controllers. Penn, Honeywell or acceptable equal.
<br />1.7 OUTSIDE AIRTEMPERATURE CONTROLLER:
<br />A. Provide temperature controllers. Honeywell or acceptable equal.
<br />1.8 ROOM THERMOSTATS:
<br />A. Wall-mountetl Honeywell T8]d with Q674 sub -base them rid with automatic changeover antl standard F. dial range with
<br />thermometer. Two-sta9 9 9
<br />a heat two -eta a cooling, Stat to have Heal/Autc/Cool and continuous fan switches and locking cover.
<br />1.9 VAV ZONE THERMOSTATS:
<br />A. Provide Parker del. pack master thermostat with relay ask located as shown on Drawin s.
<br />YP P 9
<br />1.10 DAMPER OPERATORS:
<br />A. Provide Honeywell or approved equal. Size operators to operate mixed air tlampers properly against system pressure.,
<br />pressure differential sand velocities. Damper operators sizetl for
<br />1.11 FREEZE PROTECTION THERMOSTAT:
<br />A. Provide Honeywell freeze protection themmcdat to shut off fan, close O.A. damper.
<br />1.13 WIRING:
<br />A. Shall be in accordance with manufacturers installation instructions Electrical Division 16 of these specifications, and all
<br />applicable codes. If shall s the provide
<br />all
<br />d the control the
<br />to study the mechanical and electrical project
<br />drawings and specifications and provide all wiring rela[ing[o the control system not furnished therein. This wiring includes
<br />contactors, relays, .to., and incidental power wiring do., tima-clock wiring, power when run through the slat, mandormer, etc.).
<br />1.14 SEQUENCE OF OPERATION:
<br />A. Heabmg,o IIdgtherm..mta: Shall be seven-day programmable automatic changeover type and sequence and heat pump
<br />heating and cooling. Thermostats shall have lockable set -point limits from m 55 F to 85 F with capacity of locking cooling at 78 F
<br />and
<br />heating at 65 F. Thermostats shall have a 5-degree dead band. Honeywell 1-stage heat, 1-stage cool. Thermostat shall
<br />cycle, heat pump and cooling in sequence. See below and equipment schedule for further sequence ofequipment operation.
<br />1,15 EXHAUSTFAN:
<br />A. All exhaust fans: Controlled per Exhaust Fan Schedule on sheet W.O.
<br />15950 TESTING, BALANCING AND COMMISSIONING OF HVAC SYSTEMS
<br />1.1 TESTINGAGENCY:
<br />A. At the completion of the job, perform the testing and balancing of the air distribution and heating by an independent test and
<br />baton agency who specializes in this work. Testing agency shall be a member of the Aswcid.d Air Balanra Council.
<br />Testing agency shall comply with ASHRAE decommemddiods pertaining to measurements, instruments and testing, adjusting
<br />and balancing, except as otherwise indicated.
<br />B. Testing agency to be hired directly by the General Contractor.
<br />1.2 TOOLS, EQUIPMENT AND INSTRUMENTS:
<br />A. All instruments used by the balancing agency shall have been calibrated within a period of six months and proof of such
<br />calibration shall be submitted to Architect upon request.
<br />1.3 SUBMITTALS:
<br />A. Submit three copies of balancing report on forms which have been reviewed bythe Architect. Inclutle copies with Completion
<br />Requirements per Sedlon 150% Forward one copy of h be
<br />repc,dired to the in be icalewinee.fx,reviewpdor
<br />to demonstration of mechanical ,,stems to owner: see Section 15010 Completion Requirements.
<br />B. Provide with the report two complete sets of marked balancing drawings showing ,it opening numbers and flow anon
<br />umbers that wmespond to the numbering system in the balancing logs. Include tlmwings and logs with completion
<br />requirements per Section 15010.
<br />1.4 BALANCING FIRMS:
<br />A. Balancing agendas tlesinng approval shall make request in accortlance with Instructions to Bidders. Requests shall Include list
<br />of completed projects and samples of balancing fortes to be used on the project.
<br />B. Balancing agency shall patch and or plug all Yeti holes in insulation, ductwork and housings which have been cut of skilled for
<br />testing pdMx se
<br />1.5 TESTING PROCEDURES:
<br />A. Air system:
<br />1. Identify and list: Size, type and manufacturer of all air handling equipment and air distribution tlevices. Use manufacturers
<br />published ratings on all equipment to make required calculations. Verify that all air fluids are dean prior to making air tests;
<br />as.
<br />Section 15800,'Air Filters'.
<br />2. Record: Nameplate data and actual running amperes for each fan motor.
<br />3. Test, adjust antl record:
<br />a. Each diffuser, grille, slot and register to within minus ten or plus ten percent of resign requirements and make all
<br />changes in dampers as required to obtain the design air quantities.
<br />bra Identify each grille, diffuser, register and outsid, air intake louver as located on the as -built tlrawings and marked on the
<br />balancing tlrawings.
<br />c. Static pressure, suction and discharge of each supply, return and exhaust fan.
<br />d, System for design minimum outside air and return air.
<br />era Entering and leaving air dry bulb temperature far heating far the heating cycle of each heating mil.
<br />f. Entering and leaving air dry bulband .at bulb temperatures for the dooling cycle of each cooling doll.
<br />g. Verify and record that heat pumps are operating as tlescrill in Section 15905.
<br />h. Ver#y and record that interlocks for exhaust fans from light switch and O.A. dampers and heat pumps are wrest.
<br />I. Make all changes in the pulleys, belts, and dampers as required to obtain the design air quantities. Where required, new
<br />drives shall be furnished by the fan manufacturer or his representative ns per Secio15630 and 15800.
<br />4. Work with Control Contractor to verify that all controls are operating Per 15900, "Sequence of Equipment Operation":
<br />a. Room stets.
<br />b. Interlocks and time clocks operation.
<br />c. Motorized tlampers.
<br />d. All O.A. dampers.
<br />5. Assist in filing out appropriate areas of equipment performance report in cooperation with .mdup person, one report for
<br />each wit, and forward with air balancing report.
<br />ATP ENGINEERING, INC.
<br />MECHANICAL CONSULTANTS
<br />18407 Andis Road
<br />RURUNGTON, WA 98233
<br />Office (360)757-2099
<br />Cell (503)701-4221
<br />Fax (360)757-2097
<br />larrym@atpeinc.com
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<br />No,
<br />Revision/Issue
<br />Date
<br />SD
<br />Schematic Design
<br />07-22-21
<br />DD
<br />Design Development
<br />08-11-21
<br />CD
<br />Permit Set
<br />10-22-21
<br />I
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<br />HVAC -
<br />SPECIFICATIONS
<br />Project #
<br />Drawn
<br />Shut 1. ..
<br />21-012.0
<br />JC
<br />M4.1
<br />Print Date
<br />10-22-21
<br />Checked
<br />LM
<br />Scale
<br />Ii AS NOTED
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