MPS Master
SECTION 11 40 08
FOOD SERVICE VENTILATION EQUIPMENT
PART - GENERAL
SUMMARY
Section Includes:
Provide preengineered ventilation equipment in sizes shown on Drawings and as specified.
Furnish and install specified equipment in locations shown on Drawings, leaving same with cutouts and threaded outlets, or type of connections for other Contractors to make plumbing, electrical, and ventilation connections.
Provide anchor bolts, sleeves, wall hangers, and other builtin parts.
Provide necessary controls and miscellaneous items necessary for a complete automatic installation.
Provide closure panels and related steel angle support framing which closes off space between top of exhaust ventilator and ceiling on exposed sides. Closure panel material to match adjacent exhaust ventilator material.
Provide LED lamps with drivers compatible with specified light fixtures. Remove fluorescent ballasts and dispose of properly.
Existing Equipment: Refer to Drawings, Schedules, Details, and Item Specifications for extent of work.
Provide stiffener angles at structural joists.
Specified Model Numbers and Owner approved equals: Alternate products require a prior approval by Architect and owner prior to receiving Bids as specified in the Bidding Requirements
SYSTEM DESCRIPTION
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
General Requirements:
Design team and exhaust ventilator manufacturer shall be responsible for the selection of proper size of the ventilator to meet all codes, regulations, and ordinances of governing authorities.
Fabrication of ventilator shall not proceed until fabricator has complete knowledge and understanding of size and type of equipment beneath ventilator and shall base size of hood on such knowledge and governing regulations.
Any dimensions noted in Contract Documents will not relieve fabricator of responsibility for proper sizing of ventilator.
Exhaust ventilators to be designed to capture and eliminate fumes, grease laden vapors, heat, moisture, smoke, odors, and vapors.
Condensate hoods to be designed to capture and eliminate heat and moisture.
SUBMITTALS
General Requirements: Provide submittals in accordance with Section 01 30 00.
Shop Drawings: Indicate the following:
Sizes and locations of connections for other trades
Wiring diagram
Plan of equipment
Elevation of equipment
Details and sections of equipment
Air movement requirements
Utility schedule
Riser diagram of plumbing and fire protection system
Seals of specified testing agencies
Listing card
Contract Closeout Submittals: Provide in accordance with Section 01 77 00.
Provide 3 copies of the following in 3ring, loose leaf, hard cover, plastic faced portfolios to Architect, 2 of which will be turned over to Owner:
Record drawings (completely updated set of shop drawings as eventually furnished to job)
Written material, labor, and travel time warranty (include warranty start date which coincides with date of substantial completion)
Contractor’s startup report
Operation, maintenance, equipment, and parts manual
Owner’s signature stating they have been instructed in the proper use and maintenance schedule to be followed
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
QUALITY ASSURANCE
Regulatory Requirements: Design and installation of equipment and materials shall meet the requirements of the following:
American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE)
American Society of Mechanical Engineers (ASME)
CSA International (Equipment Shall Bear CSA Seal) (Formerly AGA)
Factory Mutual (FM)
Fire Insurance Rating Bureau
Fire Underwriters’ Inspection Bureau
International Building Code with State Amendments
International Conference of Building Officials (ICBO)
International Mechanical Code with State Amendments
Local Authority Having Jurisdiction
Local Codes, Laws, and Ordinances
State Building Code Division
Minnesota Plumbing Code
International Fire Code (IFC) with State Amendments
National Fire Protection Association (NFPA)
National Sanitation Federation International (equipment shall bear NSF seal)
Occupational Safety and Health Administration (OSHA)
Underwriters Laboratories (equipment shall bear UL seal and adhere to NEMA configurations for Receptacles, plugs, and connections)
International Fuel Gas Code with State Amendments
National Electrical Code (NEC)
Installer Qualifications:
Installation of equipment to be performed only by an authorized representative of the manufacturer who is familiar with manufacturer’s installation requirements and is experienced with installation of manufacturer’s product.
Manufacturer of equipment to be held responsible for proper installation and operation of manufacturer’s product.
DELIVERY, STORAGE, AND HANDLING
Packing and Shipping:
Do not deliver materials or assemblies to site until installation spaces are ready to receive units.
Wrap and crate finished components and assemblies at factory to prevent damage or marring of surfaces during shipping and handling.
WARRANTY
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
Description: Guarantee equipment against any defect in workmanship and material as manufacturer's warranty may declare, and in any event, not less than one year from date of Substantial Completion.
Supervision Warranty: Provide a supervision warranty which includes the following:
Flow Test
Air Volume Balancing
Correct Fan Rotation
4. Copy of start up documentation
Fire Protection System Warranty:
1-Year Warranty for Parts and Labor
Manufacturer to provide system check at 6month and 1year anniversary of initial startup.
PART - PRODUCTS
MATERIALS
Stainless Steel (SST): Type 201and 301 (refer to item specifications), extralow carbon, nonmagnetic, austenitic 18% chrome, 8% nickel, corrosion resistant alloy steel. Sheets shall be flat, of first grade, and free of buckles and surface imperfections.
Galvanized Iron (GI): Armco iron or an approved grade copper bearing steel.
Gauges: Sheet iron and sheet steel shall be U.S. Standard Gauge and finished equipment gauge thickness shall not vary more than 5% +/- from thickness indicated below:
10 Gauge: 0.1406 Inch Thick
12 Gauge: 0.1094 Inch Thick
14 Gauge: 0.0781 Inch Thick
16 Gauge: 0.0625 Inch Thick
18 Gauge: 0.0500 Inch Thick
20 Gauge: 0.0375 Inch Thick
Unless otherwise specified, no material lighter than 20gauge shall be incorporated into Work.
Framing: Structural sheet members consisting of angles, bands, bars, and channels shall be ductile in quality, free of hard spots, runs, checks, cracks, and other surface defects. They shall be smooth, galvanized by the hot dip method with surplus removed and free of runs, blisters, excess splatter, and uncoated spots or patches.
Sealant:
Between Walls and Equipment: Aluminum colored silicone sealant as manufactured by General Electric Company or DowCorning Corporation.
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
Within Equipment: Sealant used in approved locations only and must be UL listed to withstand 1,500degreesF.
FABRICATION
Welding:
Welds shall be nonporous and free of imperfections, including pits, cracks or discoloration.
Welding shall be done in a way to minimize distortions. Distortions, if they should occur, shall be removed by bumping process to leave surface as in original sheet.
Welds of galvanized metal shall be ground smooth, blasted, and sprayed or brushed with molten zinc at 1,200degreesF to original finish.
Refer to Specifications for welded field joints.
Field Joints: Locate field joints for practical construction, consistent with size convenient for shipping and accessibility into building. On custom fabricated equipment, joints shall be of maximum length, carefully sheared, tightly butted, drawn together and sealed to obtain a watertight crevicefree joining. Field joints to be cut as close to flat interior as possible. Joints prefit and drilled at factory with Uclip and bolts provided for a leak tight joint.
ITEM SPECIFICATION
Condensate Hood:
Acceptable Manufacturers: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers are as follows or Owner approved equal:
Accurex Exhaust Hood Model XD-1
Captive-Aire Model
Description:
Size: Refer to Drawings and Elevations.
Structural Hanging Weight: Refer to manufacturer submittal.
Features:
Type II Hood With Hanger Brackets, Angles, and Rods
18 Gauge, 300 Series Stainless Steel
Integral Drain as part of Full Perimeter Gutter
Stainless Steel Baffle for Directing Condensation into Gutter
Options:
Provide stainless steel closure panels if required to close off space between hood and ceiling.
Provide appropriate support apparatus and anchor to the wall as needed.
Provide a bead of aluminum colored sealant where hood meets wall.
Utility Requirements: (May vary based on project scope).
Waste: 1Inch Indirect
Exhaust:
Welded duct collar required for duct connection.
Electrical: 120/60/1
New Connections:
Plumbing Contractor to provide 1inch chrome plated condensate piping from hood to floor drain.
Ventilation Contractor to provide back draft damper, fan switch, and connections to equipment.
Electrical Contractor to provide light switch and new connections to equipment.
Exhaust Ventilator, Utility Distribution System, and Fire Protection System:
Exhaust Ventilator:
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
Acceptable Manufacturers: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers are as follows or Owner approved equal:
Accurex Exhaust Hood Model XXEW
2). Captive-Aire Hood Model
Description: Unit shall be wall style, Type I, complete with UL listed (NFPA approved) stainless steel extraction media, duct collar(s), plenum, collection trough with removable grease cups.
Hood Size: Refer to Drawings and Elevations.
Structural Hanging Weight: Refer to manufacturers submittal
Fabrication:
Hood Construction: Entire unit shall be constructed of not less than 18 gauge, Type304, stainless steel on all exposed surfaces. The hood (s) shall be constructed using standing seam method for optimum strength and with a perforated enhancing lip (PEL) to improve capture efficiency. An integral 3” air space is to be provided to meet NFPA 96 clearance requirements against combustible walls. External seams and joints shall be welded and liquid tight. Exposed welds shall be ground and polished.
Filtration. The hood(s) shall include a filter housing constructed of the same material as the hood. The high efficiency stainless steel filters shall be U.L. 1046 classified and NSF certified. The filter housing shall be a pitched full length trough which shall drain to into a removable grease container.
3) Lighting: Provide fire resistant, 4foot vaporproof NSF No.2 and UL listed, recessed LED light fixtures and driver(s) with acrylic lenses with smooth side facing room.
Prewire lights to junction box located at top of hood for field connection to power. Wiring shall meet requirements of National Electric Code (NEC). Provide a minimum of 70 footcandles, maintained value measured 30inches above finished floor.
4) Controls: Controls for hood lights and fan shall be in control panel Fan motor HP, voltage, and phase to be communicated between fan supplier and controls manufacturer for correct sizing. Prewire the hood and junction box at top of hood ready for final connection by Electrical Contractor. Temperature interlock probes to be mounted in capture tank of hood (s) according to manufacturer’s recommendation. Control panel to include all necessary interlocks to fan(s) and fire system for local code compliance.
5) Closure Panels: Provide stainless steel closure panels if required to close off space between hood and ceiling.
Options:
UL listed tapered side panel (Project specific, as needed)
Provide appropriate support apparatus.
When adjacent hoods are used, provide hoods with continuous capture.
Field Quality Control Balancing:
Food Service Equipment Contractor shall coordinate with the Air Balancing Contractor for the balancing of the kitchen ventilation system, to ensure proper air flows.
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
Utilities to Exhaust Ventilator(s):
Exhaust: Compare manufacturer’s submittals to project documentation for specific duct collar sizing.
Electrical for Lights: 120/60/1, 1.9 kw
New Connections:
Ventilation Contractor to provide connections to equipment.
Electrical Contractor to provide connections to equipment.
Exhaust Hood Fire Protection System:
Acceptable Manufacturers: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers are as follows or Owner approved equal:
Ansul, Model R102*A004
General Provisions:
UL Standard 300 Listed System
Pre-Engineered Automatic Wet Chemical Agent
Utility Distribution System Supplier responsible to provide a complete, approved, and operational fire suppression system for the kitchen exhaust ventilator(s).
Mount system in a stainless steel enclosure with access door. Enclosure shall be provided with necessary knock outs for services and visual status indicator.
Submit Shop Drawings to local authority having jurisdiction and Architect.
Obtain necessary permits.
Exposed piping to be chrome plated. All hood penetrations to be sealed with UL listed grease tight seals.
Components:
Automan With Release Assembly, AntiSiphonage Valve, Water Flow Valve
Agent Storage Tank, Agent, and Tank Valve
Nozzles, Blow Off Caps, Detectors, Cartridges, Fusible Links, and Pulley Elbows
Nozzles; located at 25.5inches maximum on center in capture area
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Food Service Ventilation Equipment
MPS Master
SECTION 11 40 08
Remote Manual Pull Station; mounted at 48inches AFF.
(2) 2Inch, 120 Volt Electrically Operated Gas Valve, 4Part Snap Action Microswitch, Electrical Switch for Automatic Equipment, and Gas Line Shutdown; to be located in UDS towers
Distribution Piping
Contacts for interwiring to solenoid gas valve, building alarm, and electric appliance shutdown. Provide microswitch for fan start and makeup air shut down.
UL300 listed nozzles to be provided in accordance with code and manufacturer's design requirements. Protection to be provided for appliances, exhaust plenum and duct collar(s). Entire system to be field assembled and installed.
Installation: Install system in accordance with manufacturer's design, installation, recharge, and maintenance manual. All piping and conduit to be installed plumb and straight in a professional manner. Field test shall be conducted by authorized manufacturer's service/installation agent. Field test shall be witnessed by local fire code authority and Owner's representative.
Utilities:
Electrical: 120/60/1
New Connections:
Plumbing Contractor to install gas valve provided by Section 114008 if specified to be external to a service tower.
Electrical Contractor to provide connections to equipment.
C. Utility Distribution System:
Acceptable Manufacturers: Subject to compliance with requirements of the Contract Documents, acceptable manufacturers are as follows or Owner approved equal:
Description: Raceway system shall be 20footlong, 24inch high by 8inch deep cross section (12inches deep at towers) and shall be completely prewired and preplumbed to one final connection point for electric, gas, and hot and cold water, and water treatment system as applicable for the equipment as shown on Drawings.