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HomeMy WebLinkAbout14 Conveying EquipmentPark Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 1 SECTION 142123.16 - MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. Section includes machine-room-less electric traction passenger elevators. B. Related Requirements: 1. Section 011000 "Summary" for purchase contract for elevators negotiated by Owner and assigned to Contractor. 2. Section 055000 "Metal Fabrications" for the following: a. Attachment plates and angle brackets for supporting guide-rail brackets. b. Divider beams. c. Hoist beams. d. Structural-steel shapes for subsills. e. Pit ladders. f. Cants made from steel sheet in hoistways. 3. Section 096613 "Portland Cement Terrazzo Flooring" for finish flooring in elevator cars. 4. Section 099123 "Interior Painting" for field painting of hoistway entrance doors and frames. 5. Section 221429 "Sump Pumps" for sump pumps, sumps, and sump covers in elevator pits. 6. Section 283111 "Digital, Addressable Fire-Alarm System" for smoke detectors in elevator lobbies to initiate emergency recall operation, for heat detectors in shafts and machine rooms to disconnect power from elevator equipment before or on sprinkler activation, and for connection to elevator controllers. 1.3 DEFINITIONS A. Definitions in ASME A17.1/CSA B44 apply to work of this Section. B. Service Elevator: A passenger elevator that is also used to carry freight. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 2 1.4 ACTION SUBMITTALS A. Product Data: For each type of product. 1. Include capacities, sizes, performances, operations, safety features, finishes, and similar information. 2. Include Product Data for car enclosures, hoistway entrances, and operation, control, and signal systems. B. Shop Drawings: 1. Include plans, elevations, sections, and large-scale details indicating service at each landing, coordination with building structure, relationships with other construction, and locations of equipment. 2. Include large-scale layout of car-control station and standby power operation control panel. 3. Indicate maximum dynamic and static loads imposed on building structure at points of support, and maximum and average power demands. C. Samples for Verification: For exposed car, hoistway door and frame, and signal equipment finishes; 3-inch- square Samples of sheet materials; and 4-inch lengths of running trim members. 1.5 INFORMATIONAL SUBMITTALS A. Manufacturer Certificates: Signed by elevator manufacturer certifying that hoistway and pit layout and dimensions, as indicated on Drawings, and electrical service including standby power generator, as shown and specified, are adequate for elevator system being provided. B. Sample Warranty: For special warranty. 1.6 CLOSEOUT SUBMITTALS A. Operation and Maintenance Data: For elevators to include in emergency, operation, and maintenance manuals. 1. Submit manufacturer's or Installer's standard operation and maintenance manual, according to ASME A17.1/CSA B44 including diagnostic and repair information available to manufacturer's and Installer's maintenance personnel. B. Inspection and Acceptance Certificates and Operating Permits: As required by authorities having jurisdiction for normal, unrestricted elevator use. C. Continuing Maintenance Proposal: Submit a continuing maintenance proposal from Installer to Owner, in the form of a standard one-year maintenance agreement, starting on date initial maintenance service is concluded. State services, obligations, conditions, and terms for agreement period and for future renewal options. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 3 1.7 QUALITY ASSURANCE A. Installer Qualifications: Elevator manufacturer or an authorized representative who is trained and approved by manufacturer. 1.8 DELIVERY, STORAGE, AND HANDLING A. Deliver, store, and handle materials, components, and equipment in manufacturer's protective packaging. Store materials, components, and equipment off of ground, under cover, and in a dry location. 1.9 COORDINATION A. Coordinate installation of inserts, sleeves, block outs, elevator equipment with integral anchors, and other items that are embedded in concrete or masonry for elevator equipment. Furnish templates, inserts, sleeves, elevator equipment with integral anchors, and installation instructions and deliver to Project site in time for installation. B. Coordinate locations and dimensions of work specified in other Sections that relates to electric traction elevators including pit ladders; sumps and floor drains in pits; entrance subsills; electrical service; and electrical outlets, lights, and switches in hoistways and pits. 1.10 WARRANTY A. Manufacturer's Special Warranty: Manufacturer agrees to repair, restore, or replace elevator work that fails in materials or workmanship within specified warranty period. 1. Failures include, but are not limited to, operation or control system failure, including excessive malfunctions; performances below specified ratings; excessive wear; unusual deterioration or aging of materials or finishes; unsafe conditions; need for excessive maintenance; abnormal noise or vibration; and similar unusual, unexpected, and unsatisfactory conditions. 2. Warranty Period: Not less than two year(s) from date of Substantial Completion. PART 2 - PRODUCTS 2.1 MANUFACTURERS A. Manufacturers: Subject to compliance with requirements, provide products by the following: 1. Otis Elevator Co.; Gen2. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 4 2.2 PERFORMANCE REQUIREMENTS A. Regulatory Requirements: Comply with ASME A17.1/CSA B44. B. Accessibility Requirements: Comply with requirements for accessible elevators in the United States Access Board's ADA-ABA Accessibility Guidelines and with ICC A117.1. C. Seismic Performance: Elevator system shall withstand the effects of earthquake motions determined according to ASCE/SEI 7 and shall comply with elevator seismic requirements in ASME A17.1/CSA B44. 1. Provide seismic switch required by ASCE/SEI 7. 2.3 ELEVATORS A. Elevator System, General: Manufacturer's standard elevator systems. Unless otherwise indicated, manufacturer's standard components shall be used, as included in standard elevator systems and as required for complete system. B. Elevator Description: 1. Elevator Number(s): A, B. 2. Rated Load: 5000 lb. 3. Freight Loading Class for Service Elevator(s): Class A. 4. Rated Speed: 200 fpm . 5. Operation System: Group automatic operation. 6. Auxiliary Operations: a. Standby-powered lowering. b. Battery-powered automatic evacuation. c. Automatic dispatching of loaded car. d. Nuisance-call cancel. e. Loaded-car bypass. f. Distributed parking. g. Off-peak operation. h. Automatic operation of lights and ventilation fans. i. Independent service for one car in group. 7. Security Features: Card-reader operation and Keyswitch operation . 8. Dual Car-Control Stations: Provide two car-control stations in each elevator; equip only one with required keyswitches if any. 9. Car Enclosures: a. Inside Width: Not less than 68-5/16 inches from side wall to side wall. b. Inside Depth: Not less than 108-3/4 inches from back wall to front wall (return panels). c. Inside Height: Not less than 93 inches to underside of ceiling. d. Side and Rear Wall Panels: Plastic laminate. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 5 e. Reveals: Black . f. Door Faces (Interior): Satin stainless steel, No. 4 finish. g. Door Sills: Nickel silver. h. Ceiling: Satin stainless steel, No. 4 finish with recessed low-voltage downlighting in each panel. i. Handrails: 1/2 by 2 inches rectangular satin stainless steel, No. 4 finish, at sides and rear of car. j. Floor recessed and prepared to receive terrazzo flooring (specified in Section 096613 "Portland Cement Terrazzo Flooring." 10. Hoistway Entrances: a. Width: 54 inches. b. Height: 84 inches. c. Type: Two-speed side sliding. d. Frames : Satin stainless steel, No. 4 finish. e. Doors: Satin stainless steel, No. 4 finish. f. Sills: Nickel silver. 11. Hall Fixtures: Satin stainless steel, No. 4 finish. 12. Additional Requirements: a. Provide inspection certificate in each car, mounted under acrylic cover with frame made from satin stainless steel, No. 4 finish. 2.4 TRACTION SYSTEMS A. Elevator Machines: Permanent magnet, variable-voltage, variable-frequency, ac-type hoisting machines and solid-state power converters. 1. Provide regenerative system that complies with the IgCC. 2. Limit total harmonic distortion of regenerated power to 5 percent per IEEE 519. 3. Provide means for absorbing regenerated power when elevator system is operating on standby power. 4. Provide line filters or chokes to prevent electrical peaks or spikes from feeding back into building power system. B. Inserts: Furnish required concrete and masonry inserts and similar anchorage devices for installing guide rails, machinery, and other components of elevator work. Device installation is specified in another Section. C. Machine Beams: Provide steel framing to support elevator hoisting machine and deflector sheaves from the building structure. Comply with Section 055000 "Metal Fabrications" for materials and fabrication. D. Car Frame and Platform: Bolted- or welded-steel units. E. Guides: Roller guides or polymer-coated, nonlubricated sliding guides. Provide guides at top Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 6 and bottom of car and counterweight frames. 2.5 OPERATION SYSTEMS A. General: Provide manufacturer's standard microprocessor operation systems as required to provide type of operation indicated. B. Group Automatic Operation with Demand-Based Dispatching: Provide reprogrammable group automatic system that assigns cars to hall calls based on a dispatching program designed to minimize passenger wait time. System automatically adjusts to demand changes for different traffic conditions including heavy incoming, heavy two-way, heavy outgoing, and light off-hours as variations of normal two-way traffic. C. Auxiliary Operations: 1. Group Standby Power Operation: On activation of standby power, cars are returned to a designated floor and parked with doors open. One car is returned at a time, with priority given to loaded cars. If a car cannot be returned after two attempts, it is removed from the system. When all cars have been returned or removed from the system, one car is automatically placed in service. If car selected for service cannot operate within 60 seconds, the system removes car from service and places another car in service. Cars can be manually put in service on standby power, either for return operation or for regular operation, by switches in control panel located at fire-command station. Manual operation causes automatic operation to cease. 2. Automatic Dispatching of Loaded Car: When car load exceeds 80 percent of rated capacity, doors begin closing. 3. Nuisance-Call Cancel: When car calls exceed a preset number while car load is less than a predetermined weight, all car calls are canceled. Preset number of calls and predetermined weight can be adjusted. 4. Loaded-Car Bypass: When car load exceeds 80 percent of rated capacity, car responds only to car calls, not to hall calls. 5. Distributed Parking: When cars are not required for response to calls, they are parked with doors closed and distributed in predetermined zones throughout the building. One zone shall include the main floor and adjacent floors; remaining floors shall be divided into approximately equal zones. 6. Automatic Operation of Lights and Fan: When elevator is stopped and unoccupied with doors closed, lighting, ventilation fan, and cab displays are de-energized after five minutes and are re-energized before car doors open. 7. Independent Service: Keyswitch in car-control station removes car from group operation and allows it to respond only to car calls. Key cannot be removed from keyswitch when car is in independent service. When in independent service, doors close only in response to door close button. D. Security features shall not affect emergency firefighters' service. 1. Card-Reader Operation: System uses card readers at car-control stations to authorize calls. Security system determines which landings and at what times calls require Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 7 authorization by card reader. Provide required conductors in traveling cable and panel in machine room for interconnecting card readers, other security access system equipment, and elevator controllers. Allow space for card reader in car. a. Security access system equipment is specified in Section 281500 "Access Control Hardware Devices." 2. Keyswitch Operation: Push buttons are activated and deactivated by security keyswitches at car-control stations. Key is removable only in either position. 3. Car-to-Lobby Feature: Feature, activated by keyswitch at main lobby, that causes car to return immediately to lobby and open doors for inspection. On deactivation by keyswitch, calls registered before keyswitch activation are completed and normal operation is resumed. 2.6 DOOR REOPENING DEVICES A. Infrared Array: Provide door reopening device with uniform array of 36 or more microprocessor-controlled, infrared light beams projecting across car entrance. Interruption of one or more light beams shall cause doors to stop and reopen. B. Nudging Feature: After car doors are prevented from closing for predetermined adjustable time, through activating door reopening device, a loud buzzer shall sound and doors shall begin to close at reduced kinetic energy. 2.7 CAR ENCLOSURES A. General: Provide enameled or powder-coated steel car enclosures to receive removable wall panels, with removable car roof, access doors, power door operators, and ventilation. 1. Provide standard railings complying with ASME A17.1/CSA B44 on car tops where required by ASME A17.1/CSA B44. B. Materials and Finishes: Manufacturer's standards, but not less than the following: 1. Subfloor: Exterior, C-C Plugged grade plywood, not less than 7/8-inch nominal thickness. 2. Floor Finish: Specified in Section 096613 "Portland Cement Terrazzo Flooring." 3. Plastic-Laminate Wall Panels: Plastic laminate adhesively applied to manufacturer's standard honeycomb core with plastic-laminate panel backing andmanufacturer's standard protective edge trim. Panels shall have a flame-spread index of 25 or less, when tested according to ASTM E 84. Plastic-laminate color, texture, and pattern as selected by Architect from plastic-laminate manufacturer's full range. a. Particleboard and adhesive products for plastic-laminate wall paneling must contain no urea formaldehyde. 4. Stainless-Steel Doors: Flush, hollow-metal construction; fabricated from stainless-steel sheet or by laminating stainless-steel sheet to exposed faces and edges of enameled or Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 8 powder-coated steel doors using adhesive that fully bonds metal to metal without telegraphing or oil-canning. 5. Sight Guards: Provide sight guards on car doors. 6. Sills: Extruded or machined metal, with grooved surface, 1/4 inch thick. 7. Metal Ceiling: Flush panels, with four low-voltage downlights in each panel. Align ceiling panel joints with joints between wall panels. 8. Light Fixture Efficiency: Not less than 35 lumens/W. 9. Ventilation Fan Efficiency: Not less than 3.0 cfm/W. 2.8 HOISTWAY ENTRANCES A. Hoistway Entrance Assemblies: Manufacturer's standard horizontal-sliding, door-and-frame hoistway entrances complete with track systems, hardware, sills, and accessories. Frame size and profile shall accommodate hoistway wall construction. 1. Where gypsum board wall construction is indicated, frames shall be self-supporting with reinforced head sections. B. Fire-Rated Hoistway Entrance Assemblies: Door and frame assemblies shall comply with NFPA 80 and be listed and labeled by a testing and inspecting agency acceptable to authorities having jurisdiction based on testing at as close-to-neutral pressure as possible according to NFPA 252 or UL 10B. 1. Fire-Protection Rating: As indicated on Drawings. C. Materials and Fabrication: Manufacturer's standards, but not less than the following: 1. Steel Subframes: Formed from cold- or hot-rolled steel sheet, with factory-applied enamel or powder-coat finish or rust-resistant primer. Fabricate to receive applied finish as indicated. 2. Star of Life Symbol: Identify emergency elevators with star of life symbol, not less than 3 inches high, on both jambs of hoistway door frames. 3. Stainless-Steel Doors: Flush, hollow-metal construction; fabricated from stainless-steel sheet or by laminating stainless-steel sheet to exposed faces and edges of enameled or powder-coated steel doors using adhesive that fully bonds metal to metal without telegraphing or oil-canning. 4. Sills: Extruded or machined metal, with grooved surface, 1/4 inch thick. 5. Nonshrink, Nonmetallic Grout: Factory-packaged, nonstaining, noncorrosive, nongaseous grout complying with ASTM C 1107/C 1107M. 2.9 SIGNAL EQUIPMENT A. General: Provide hall-call and car-call buttons that light when activated and remain lit until call has been fulfilled. Provide vandal-resistant buttons and lighted elements illuminated with LEDs. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 9 B. Swing-Return Car-Control Stations: Provide car-control stations mounted on rear of hinged return panel adjacent to car door and with buttons, switches, controls, and indicator lights projecting through return panel but substantially flush with face of return panel. 1. Mark buttons and switches for function. Use both tactile symbols and Braille. 2. Provide "No Smoking" sign matching car-control station, either integral with car-control station or mounted adjacent to it, with text and graphics as required by authorities having jurisdiction. C. Emergency Communication System: Two-way voice communication system, with visible signal, which dials preprogrammed number of monitoring station and does not require handset use. System is contained in flush-mounted cabinet, with identification, instructions for use, and battery backup power supply. D. Firefighters' Two-Way Telephone Communication Service: Provide flush-mounted cabinet telephone jack in each car and required conductors in traveling cable for firefighters' two-way telephone communication service specified in Section 284621.11 "Addressable Fire-Alarm Systems." E. Car Position Indicator: Provide digital-type car position indicator, located above car door or above car-control station. Also, provide audible signal to indicate to passengers that car is either stopping at or passing each of the floors served. Include travel direction arrows if not provided in car-control station. F. Hall Push-Button Stations: Provide one hall push-button station at each landing. 1. Provide units with flat faceplate for mounting with body of unit recessed in wall. 2. Equip units with buttons for calling elevator and for indicating desired direction of travel. G. Hall Lanterns: Units with illuminated arrows; but provide single arrow at terminal landings. Provide the following: 1. Units mounted in both jambs of entrance frame for each elevator. H. Hall Annunciator: With each hall lantern, provide audible signals indicating car arrival and direction of travel. Signals sound once for up and twice for down. 1. At manufacturer's option, audible signals may be placed on cars. I. Hall Position Indicators: Provide digital-display-type position indicators, located above each hoistway entrance at ground floor. Provide units with flat faceplate and with body of unit recessed in wall. 1. Integrate ground-floor hall lanterns with hall position indicators. J. Standby Power Elevator Selector Switches: Provide switches, as required by ASME A17.1/CSA B44, where indicated. Adjacent to switches, provide illuminated signal that indicates when normal power supply has failed. For each elevator, provide illuminated signals that indicate when they are operational and when they are at the designated emergency return Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 10 level with doors open. K. Fire-Command-Center Annunciator Panel: Provide panel containing illuminated position indicators for each elevator, clearly labeled with elevator designation; include illuminated signal that indicates when elevator is operational and when it is at the designated emergency return level with doors open. Provide standby power elevator selector switch(es), as required by ASME A17.1/CSA B44, adjacent to position indicators. Provide illuminated signal that indicates when normal power supply has failed. L. Emergency Pictorial Signs: Fabricate from materials matching hall push-button stations, with text and graphics as required by authorities having jurisdiction, indicating that in case of fire, elevators are out of service and exits should be used instead. Provide one sign at each hall push-button station unless otherwise indicated. 2.10 FINISH MATERIALS A. Cold-Rolled Steel Sheet: ASTM A 1008/A 1008M, commercial steel, Type B, exposed, matte finish. B. Hot-Rolled Steel Sheet: ASTM A 1011/A 1011M, commercial steel, Type B, pickled. C. Stainless-Steel Sheet: ASTM A 240/A 240M, Type 304. D. Stainless-Steel Bars: ASTM A 276, Type 304. E. Stainless-Steel Tubing: ASTM A 554, Grade MT 304. F. Nickel Silver Extrusions: ASTM B 151/B 151M, Alloy UNS No. C74500 or UNS No. C77600. G. Plastic Laminate: High-pressure type complying with NEMA LD 3, Type HGS for flat applications and Type BKV for panel backing. PART 3 - EXECUTION 3.1 EXAMINATION A. Examine elevator areas, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work. Examine hoistways, hoistway openings, and pits as constructed; verify critical dimensions; and examine supporting structure and other conditions under which elevator work is to be installed. B. Prepare written report, endorsed by Installer, listing conditions detrimental to performance of the Work. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 11 C. Proceed with installation only after unsatisfactory conditions have been corrected. 3.2 INSTALLATION A. Comply with manufacturer's written instructions. B. Welded Construction: Provide welded connections for installing elevator work where bolted connections are not required for subsequent removal or for normal operation, adjustment, inspection, maintenance, and replacement of worn parts. Comply with AWS standards for workmanship and for qualifications of welding operators. C. Sound Isolation: Mount rotating and vibrating equipment on vibration-isolating mounts to minimize vibration transmission to structure and structure-borne noise due to elevator system. D. Lubricate operating parts of systems, including ropes, as recommended by manufacturers. E. Alignment: Coordinate installation of hoistway entrances with installation of elevator guide rails for accurate alignment of entrances with car. Where possible, delay final adjustment of sills and doors until car is operable in shaft. Reduce clearances to minimum, safe, workable dimension at each landing. F. Leveling Tolerance: 1/8 inch, up or down, regardless of load and travel direction. G. Set sills flush with finished floor surface at landing. Fill space under sill solidly with nonshrink, nonmetallic grout. H. Locate hall signal equipment for elevators as follows unless otherwise indicated: 1. For groups of elevators, locate hall push-button stations between two elevators at center of group or at location most convenient for approaching passengers. 2. Place hall lanterns either above or beside each hoistway entrance. 3. Mount hall lanterns at a minimum of 72 inches above finished floor. 3.3 FIELD QUALITY CONTROL A. Acceptance Testing: On completion of elevator installation and before permitting elevator use (either temporary or permanent), perform acceptance tests as required and recommended by ASME A17.1/CSA B44 and by governing regulations and agencies. B. Operating Test: Load each elevator to rated capacity and operate continuously for 30 minutes over full travel distance, stopping at each level and proceeding immediately to the next. Record temperature rise of elevator machine during 30-minute test period. Record failure to perform as required. C. Advise Owner, Architect, and authorities having jurisdiction in advance of dates and times that tests are to be performed on elevators. Received by DiMarco 02/25/2021 Park Grove - Cayuga Medical Center MEDICAL OFFICE BUILDING Cayuga Park, Ithaca, NY 14850 HOLT Project No. 2018089 MACHINE-ROOM-LESS ELECTRIC TRACTION PASSENGER ELEVATORS 142123.16 - 12 3.4 PROTECTION A. Temporary Use: Comply with the following requirements for each elevator used for construction purposes: 1. Provide car with temporary enclosure, either within finished car or in place of finished car, to protect finishes from damage. 2. Provide strippable protective film on entrance and car doors and frames. 3. Provide padded wood bumpers on entrance door frames covering jambs and frame faces. 4. Provide other protective coverings, barriers, devices, signs, and procedures as needed to protect elevator and elevator equipment. 5. Do not load elevators beyond their rated weight capacity. 6. Engage elevator Installer to provide full maintenance service. Include preventive maintenance, repair or replacement of worn or defective components, lubrication, cleanup, and adjustment as necessary for proper elevator operation at rated speed and capacity. Provide parts and supplies same as those used in the manufacture and installation of original equipment. 7. Engage elevator Installer to restore damaged work, if any, so no evidence remains of correction. Return items that cannot be refinished in the field to the shop, make required repairs and refinish entire unit, or provide new units as required. 3.5 DEMONSTRATION A. Engage a factory-authorized service representative to train Owner's maintenance personnel to operate, adjust, and maintain elevator(s). B. Check operation of each elevator with Owner's personnel present before date of Substantial Completion and again not more than one month before end of warranty period. Determine that operation systems and devices are functioning properly. 3.6 MAINTENANCE SERVICE A. Initial Maintenance Service: Beginning at Substantial Completion, maintenance service shall include 12 months' full maintenance by skilled employees of elevator Installer. Include monthly preventive maintenance, repair or replacement of worn or defective components, lubrication, cleaning, and adjusting as required for proper elevator operation at rated speed and capacity. Parts and supplies shall be manufacturer's authorized replacement parts and supplies. 1. Perform maintenance during normal working hours. 2. Perform emergency callback service during normal working hours with response time of two hours or less. 3. Include 24-hour-per-day, 7-day-per-week emergency callback service with response time of two hours or less. END OF SECTION 142123.16 Received by DiMarco 02/25/2021