36C24920R0043-0006003.pdf

Alvin C. York VAMC May 6, 2020

AE Upgrade Elevators Bldgs. 10 Addendum 1

Murfreesboro, TN 37129 Project No. 626A4-18-203

14 24 00-1

SECTION 14 24 00

ELECTRIC HYDRAULIC ELEVATOR

PART 1 – GENERAL

1.1 DESCRIPTION

A. This section specifies the engineering, furnishing, and installation of the complete electric hydraulic elevator system as described herein and as indicated on the contract drawings.

B. Items listed in the singular apply to each and every elevator in this specification except where noted.

C. Passenger Elevator Building 10 shall be oil hydraulic, microprocessor control system, and power operated two speed side opening car and hoistway doors. Elevator shall have Class “C3” loading. All equipment shall be non-proprietary design.

ELEVATOR SCHEDULE

Elevator Number Building 10

Overall Platform Size 1702 mm x 3048 mm (67" x

120")Field Verify

Clear Inside Platform 1600 mm x 2769 mm (63" x

109")Field Verify

Rated Load – kg (lb) 1815 kg. (4000 lbs.)

Contract Speed - m/s (fpm) 0.51 mps (100 fpm)

Total Travel – m (ft) Field verify

Floors Served B and 1

Number of Openings Two in line.

Entrance Type & Size 1219 mm x 2134 mm (48" x 84") two speed side slide.

Plunger Size 165 mm (6.5")Field Verify

1.2 RELATED WORK

A. Section 01 33 23 SPECIFICATIONS AND DRAWINGS FOR CONSTRUCTION (FAR

52.236-21) and, SPECIAL NOTES (VAAR 852.236-91), in GENERAL CONDITIONS.

B. Section 07 84 00, FIRESTOPPING: Sealing around penetrations to maintain the integrity of fire-rated construction.

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C. SECTION 09 06 00, SCHEDULE FOR FINISHES: As a master format for construction projects, to identify interior and exterior material finishes for type, texture, patterns, color and placement.

D. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements that are common to more than one section.

E. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

(600 VOLTS AND BELOW): Low Voltage power and lighting wiring.

F. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS:

Requirements for personnel safety and to provide a low impedance path for possible ground fault currents.

G. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduits for cables and wiring.

H. Section 26 51 00, INTERIOR LIGHTING: Fixture and ballast type for interior lighting.

I. Section 28 31 00 Fire Detection and Alarm

1.3 QUALIFICATIONS

A. Approval by the Contracting Officer is required for products or services of proposed manufacturers, suppliers and installers and shall be contingent upon submission by Contractor of a certificate stating the following:

1. Elevator contractor is currently and regularly engaged in the installation of elevator equipment as one of his principal products.

2. Elevator contractor shall have three years of successful experience, trained supervisory personnel, and facilities to install elevator equipment specified herein.

3. Elevator Mechanic (Installer) shall have passed a Mechanic

Examination approved by the U.S. Department of Labor and have technical qualifications of at least five years of experience in the elevator industry or 10,000 hours of field experience working in the elevator industry with technical update training. Apprentices shall be actively pursuing Certified Elevator Mechanic status.

Certification shall be submitted for all workers employed in this capacity.

B. Approval of Elevator Contractor’s equipment will be contingent upon their identifying an elevator maintenance service provider that shall render services within two hours for emergency calls and twenty four

14 24 00-3 hours for non-emergency calls, of receipt of notification, together with certification that the quantity and quality of replacement parts stock is sufficient to warranty continued operation of the elevator installation.

C. Approval will not be given to elevator contractors and manufacturers who have established on prior projects, either government, municipal, or commercial, a record for unsatisfactory elevator installations, have failed to complete awarded contracts within the contract period, and do not have the requisite record of satisfactorily performing elevator installations of similar type and magnitude.

D. Equipment within a group of electric hydraulic elevators shall be the product of the same manufacturer.

E. The Contractor shall provide and install safety devices that have been subjected to tests witnessed and certified by an independent professional testing laboratory that is not a subsidiary of the firm that manufactures supplies or installs the equipment.

F. Welding at the project site shall be made by welders and welding operators who have previously qualified by test as prescribed in

American Welding Society Publications AWS Dl.1 to perform the type of work required. Certificates shall be submitted for all workers employed in this capacity. A welding or hot work permit is required for each day and shall be obtained from the VAMC safety department. Request permit one day in advance.

G. Electrical work shall be performed by a Licensed Master Electrician and

Licensed Journeymen Electricians as requirements by NEC. Certificates shall be submitted for all workers employed in this capacity.

1.4 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification.

Elevator installation shall meet the requirements of the latest editions published and adopted by the United States Department of

Veterans Affairs on the date contract is signed.

B. Federal Specifications (Fed. Spec.):

J-C-30B.................Cable and Wire, Electrical (Power, Fixed

Installation)

J-C-580.................Cord, Flexible, and Wire, Fixture

W-S-610.................– Splice Connectors

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W-C-596F................Connector, Plug, Electrical; Connector, Receptacle, Electrical

W-F-406E................Fittings for Cable, Power, Electrical and

Conduit, Metal, Flexible

HH-I-558C...............Insulation, Blankets, Thermal (Mineral Fiber, Industrial Type)

W-F-408E................Fittings for Conduit, Metal, Rigid (Thick-Wall and Thin-wall EMT Type)

RR-W-410................Wire Rope and Strand

TT-E-489J...............Enamel, Alkyd, Gloss, Low VOC Content

QQ-S-766................Steel, Stainless and Heat Resisting, Alloys, Plate, Sheet and Strip

C. International Building Code (IBC)

D. American Society of Mechanical Engineers (ASME):

A17.1...................Safety Code for Elevators and Escalators

A17.2...................Inspectors Manual for Electric Elevators and

Escalators

E. National Fire Protection Association:

NFPA 13.................Standard for the Installation of Sprinkler

Systems

NFPA 70.................National Electrical Code (NEC)

NFPA 72.................National Fire Alarm and Signaling Code

NFPA 101................Life Safety Code

NFPA 252................Fire Test of Door Assemblies

F. American Society for Testing and Materials (ASTM):

A1008/A1008M-09.........Steel, Sheet, Cold Rolled, Carbon, Structural, High-Strength Low-Alloy and High Strength Low-

Alloy with Improved Farability

E1042-02..........Acoustically Absorptive Materials Applied by Trowel or Spray

G. Manufacturer's Standardization Society of the Valve and Fittings

Industry (MSS):

SP-58...................Pipe Hangers and Supports

H. Society of Automotive Engineers, Inc. (SAE):

J517-91.................Hydraulic Hose, Standard

I. Gages:

For Sheet and Plate: U.S. Standard (USS)

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For Wires: American Wire Gauge (AWG)

J. American Welding Society (AWS):

D1.1....................Structured Welding Code – Steel

K. National Electrical Manufacturers Association (NEMA):

LD-3....................High-Pressure Decorative Laminates

L. Underwriter's Laboratories (UL):

486A....................Safety Wire Connectors for Copper Conductors

797.....................Safety Electrical Metallic Tubing

M. Institute of Electrical and Electronic Engineers (IEEE)

N. Regulatory Standards:

VA Barrier Free Design Handbook H-18-13

VA Seismic Design Manual H-18-8

1.5 SUBMITTALS

A. Submit in accordance with Specification Section 01 33 23, SHOP

DRAWINGS, PRODUCT DATA, and SAMPLES.

B. Before execution of work, furnish information to evidence full compliance with contract requirements for proposed items. Such information shall include, as required: Manufacturer's Name, Trade

Names, Model or Catalog Number, Nameplate Data (size, capacity, and rating) and corresponding specification reference (Federal or project specification number and paragraph). All submitted drawings and related elevator material shall be forwarded to the Contracting Officer.

C. Shop Drawings:

1. Complete scaled and dimensioned layout in plan and section view showing the arrangement of equipment and all details of each and every elevator unit specified including:

a. Complete layout showing location of storage tank/pump assembly, controller, piping layout, outside diameter of cylinder/plunger assembly, size of car platform, car frame members, and support assembly.

b. Car, guide rails, brackets, buffers, and other components located in hoistway.

c. Rail bracket spacing and maximum vertical forces on guide rails in accordance with H-18-8 for Seismic Risk Zone 2 or greater.

d. Reaction at points of support and buffer impact loads.

e. Weight of principal parts.

f. Top and bottom clearances and over travel of the car.

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g. Location of main line switch/shunt trip circuit breaker, switchboard panel, light switch, and feeder extension points in the machine room.

2. Drawings of hoistway entrances and doors showing details of construction and method of fastening to the structural members of the building.

a. If drywall construction is used to enclose hoistway, submit details of interface fastenings between entrance frames and drywall.

b. Sill details including sill support.

D. Samples:

1. One each of stainless steel, 75 mm x 125 mm (3 in. x 5 in.).

2. One each of baked enamel, 75 mm x 125 mm (3 in. x 5 in.).

3. One each of color floor covering.

4. One each of protection pads, 75 mm x 125 mm (3 in. x 5 in.) if used.

5. One each car and hoistway Braille plate sample.

6. One each car and hall button sample.

7. One each car and hall lantern/position indicator sample.

8. One each wall and ceiling material finish sample.

9. One each car lighting sample.

E. Name of manufacturer, type or style designation, and applicable data of the following equipment shall be shown on the elevator layouts:

1. Storage tank/pump assembly.

2. Pump and motor, HP and RPM rating, Voltage, Starting and Full Load

Ampere, Number of phases, and Gallons per minute.

3. Controller.

4. Starters and Overload Current Protection Devices.

5. Car Safety Device; Rupture Valve and Manual Shut Off Valves.

6. Electric Door Operator; HP, RPM, Voltage, and Ampere rating of motor.

7. Hoistway Door Interlocks.

8. Car Buffers; maximum and minimum rated load, maximum rated striking speed and stroke.

9. Cab Ventilation Unit; HP rating and CFM rating.

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F. Complete construction drawings of elevator car enclosure, showing dimensioned details of construction, fastenings to platform, car lighting, ventilation, ceiling framing, top exits, and location of car equipment.

G. Complete dimensioned detail of vibration isolating foundations for storage tank/pump assembly.

H. Dimensioned drawings showing details of:

1. All signal and operating fixtures.

2. Car slide guides/roller guides.

3. Hoistway door tracks, hangers, and sills.

4. Door operator, infrared curtain units.

I. Cut sheets or drawings showing details of controllers and supervisory panels.

J. Furnish certificates as required under: Paragraph "QUALIFICATIONS".

1.6 WIRING DIAGRAMS

A. Provide three complete sets of paper and one electronic set of field wiring and straight-line wiring diagrams showing all electrical circuits in the hoistway, machine room and fixtures. Install one set coated with an approved plastic sealer and mounted in the elevator machine room as directed by the C.O.R.

B. In the event field modifications are necessary during installation, diagrams shall be revised to include all corrections made prior to and during the final inspection. Corrected diagrams shall be delivered to the C.O.R. within thirty (30) days of final acceptance.

C. Provide the following information relating to the specific type of microprocessor controls installed:

1. Owner's information manual, containing job specific data on major components, maintenance, and adjustment.

2. System logic description.

3. Complete wiring diagrams needed for field troubleshooting, adjustment, repair and replacement of components. Diagrams shall be base diagrams, containing all changes and additions made to the equipment during the design and construction period.

4. Changes made during the warranty period shall be noted on the drawings in adequate time to have the finalized drawings reproduced

14 24 00-8 for mounting in the machine room no later than six months prior to the expiration of the warranty period.

1.7 ADDITIONAL EQUIPMENT

A. Additional equipment required to operate the specified equipment manufactured and supplied for this installation shall be furnished and installed by the contractor. The cost of the equipment shall be included in the base bid.

B. Equipment not required by specification, which would improve the operation, may be installed in conjunction with the specified equipment by the contractor at his option at no additional cost to the

Government, provided prior approval is obtained from the Contracting

Officer’s Representative (COR).

1.8 TOOL CABINET

A. Provide a metal parts/tool cabinet, having two shelves and hinged doors. Cabinet size shall be 1220 mm (48 in.) high, 762 mm (30 in.)

wide, and 457 mm (18 in.) deep.

1.9 PERFORMANCE STANDARDS

A. The elevators shall be capable of meeting the highest standards of the industry and specifically the following:

1. Contract speed is high speed in either direction of travel with rated capacity load in the elevator. Speed variation under all load conditions, regardless of direction of travel, shall not vary more than five (5) percent.

2. The controlled rate of change of acceleration and retardation of the car shall not exceed 0.1G per ft/s/s and the maximum acceleration and retardation shall not exceed 0.2G per ft/s/s.

3. Starting, stopping, and leveling shall be smooth and comfortable without appreciable steps of acceleration and deceleration.

B. Passenger/Service door operators shall open the car door and hoistway door at 2.5-feet per second and close at 1-foot per second. Freight door operators shall open and close at 1-foot per second.

C. Floor level stopping accuracy shall be within 3 mm (.125 in.) above or below the floor, regardless of load condition.

D. Noise and Vibration Isolation: All elevator equipment including their supports and fastenings to the building, shall be mechanically and electrically isolated from the building structure to minimize

14 24 00-9 objectionable noise and vibration transmission to car, building structure, or adjacent occupied areas of building.

E. Sound Isolation: Noise level relating to elevator equipment operation in machine room shall not exceed 80 dBA. All dBA readings shall be taken three (3) feet off the floor and three (3) feet from equipment.

F. Airborne Noise: Measured noise level of elevator equipment during operation shall not exceed 50 dBA in elevator lobbies and 60 dBA inside car under any condition including door operation and car ventilation exhaust blower on its highest speed.

1.10 Warranty

A. Submit all labor and materials furnished in connection with elevator system and installation to terms of "Warranty of Construction" articles of FAR clause 52.246-21. The one-year Warranty shall commence after final inspection, completion of performance test, and upon full acceptance of the installation and run concurrent with the guarantee period of service.

B. During warranty period if a device is not functioning properly in accordance with specification requirements, more maintenance than the contract requires keeping device operational, device shall be removed and a new device meeting all requirements shall be installed as part of work until satisfactory operation of installation is obtained. Period of warranty shall start anew for such parts from date of completion of each new installation performed, in accordance with foregoing requirements.

1.11 POWER SUPPLY

A. For power supply in the machine room, see Specification 26 05 19, Electrical specifications, and Electrical drawings.

B. Main Line Disconnect Switch/Shunt Trip Circuit Breaker for the controller shall be located inside the machine room at the strike side of the machine room door and lockable in the “Off” position.

C. Surge Suppressors to protect the elevator equipment.

1.12 EMERGENCY POWER SUPPLY

A. Emergency power supply, its starting means, transfer switch for transfer of elevator supply from normal to emergency power, two pair of conductors in a conduit from an auxiliary contact on the transfer switch (open or close contacts as required by Controller Manufacturer)

14 24 00-10 to terminals in the group elevator controller and other related work shall be provided by the Electrical Contractor.

B. Upon loss of normal power supply there shall be a delay before transferring to emergency power of 10 seconds minimum to 45 seconds maximum, the delay shall be accomplished through an adjustable timing device.

C. Car lighting circuits shall be connected to the emergency power panel.

1.13 EVEVATOR MACHINE ROOM AND MACHINE SPACE

A. Provide a machine room that meets the requirements of ASME A17.1, IBC, and NEC.

B. Provide stairs and landing for access to the machine room. The landing shall be large enough to accommodate full opening of the door plus 24 in.

C. Locate the light switch on the lock side of the door inside the machine room.

D. Locate sprinkler pipes to provide seven (7) feet head clearance. Do not locate sprinkler heads, heat detectors, and smoke detectors directly over elevator equipment.

1.14 HOISTWAY LIGHTING

A. Provide lighting with 3-way switches at the top and bottom of the hoistway accessible from elevator hoistway entrance prior to entering the pit or stepping onto the car top.

B. Lighting shall illuminate top of elevator cab when it is at the top floor and the pit when at the bottom floor.

PART 2 – PRODUCTS

2.1 MATERIALS

A. Where stainless steel is specified, it shall be corrosion resisting steel complying with Fed. Spec. QQ-S-766, Class 302 or 304, Condition A with Number 4 finish on exposed surfaces. Stainless steel shall have the grain of belting in the direction of the longest dimension and surfaces shall be smooth and without waves. During installation all stainless steel surfaces shall be protected with a suitable material.

B. Where cold rolled steel is specified it shall be low-carbon steel rolled to stretcher level standard flatness, complying with ASTM A109.

2.2 MANUFACTURED PRODUCTS

A. Materials, devices, and equipment furnished shall be of current production by manufacturers regularly engaged in the manufacture of

14 24 00-11 such items. The elevator equipment, including controllers, door operators, and supervisory system shall be the product of manufacturers of established reputation, provided such items are capably engineered and produced under coordinated specifications to ensure compatibility with the total operating system.

B. Manufacturers of equipment assemblies which include components made by others shall assume complete responsibility for the final assembled unit. Components shall be compatible with each other and with the total assembly for the intended service.

C. Mixing of manufactures related to a single system or group of components shall be identified in the submittals.

D. If key operated switches are furnished in conjunction with component of this elevator installation, furnish four (4) keys for each individual switch or lock. Provide different key tumblers for different switch and lock functions. Each and every key shall have a tag bearing a stamped or etched legend identifying its purpose.

2.3 CONDUIT AND WIREWAY

A. Remove existing wiring.

B. Install electrical conductors, except traveling cables, in electrical metallic tubing or metal wireways. Electrical metallic tubing smaller than .75 inch electrical trade size shall not be used. All raceways completely embedded in concrete slabs, walls, or floor fill shall be rigid steel conduit. Wireway (duct) shall be installed in the hoistway and to the controller and between similar apparatus in the elevator machine room. Fully protect self-supporting connections, where approved, from abrasion or other mechanical injury. Flexible metal conduit not less than .375 inch electrical trade size may be used, not exceeding 18 inches in length unsupported, for short connections between risers and limit switches, interlocks, and for other applications permitted by NEC. Where subject to physical damage, rigid steel conduit shall be used (minimum .75 inch size).

C. All conduits terminating in steel cabinets, junction boxes, wireways, switch boxes, outlet boxes and similar locations shall have approved insulation bushings. Install a steel lock nut under the bushings if they are constructed completely of insulating materials. Protect the conductors at ends of conduits not terminating in steel cabinets or

14 24 00-12 boxes by terminal fittings having an insulated opening for the conductors.

D. Rigid conduit and EMT fittings using set screws or indentations as a means of attachment shall not be used.

E. Connect motors or other items subject to movement, vibration or removal to the conduit or EMT systems with flexible, steel conduits.

2.4 CONDUCTORS

A. Conductors shall be stranded or solid coated annealed copper in accordance with Federal Specification J-C-30B for Type RHW or THW.

Where 16 and 18 AWG are permitted by NEC, single conductors or multiple conductor cables in accordance with Federal Specification J-C-580 for

Type TF may be used provided the insulation of single conductor cable and outer jacket of multiple conductor cable is flame retardant and moisture resistant. Multiple conductor cable shall have color or number coding for each conductor. Conductors for control boards shall be in accordance with NEC. Joints or splices are not permitted in wiring except at outlets. Tap connectors may be used in wireways provided they meet all UL requirements. Conductors for 120V and greater shall be

12 AWG (minimum).

B. Provide all conduit and wiring between machine room, hoistway, and fixtures.

C. All wiring must test free from short circuits or ground faults.

Insulation resistance between individual external conductors and between conductors and ground shall be a minimum of one megohm.

D. Where size of conductors is not given, voltage and amperes shall not exceed limits set by NEC.

E. Provide equipment grounding. Ground the conduits, supports, controller enclosure, motor, platform and car frame, and all other non-current conducting metal enclosures for electrical equipment in accordance with

NEC. The ground wires shall be copper, green insulated and sized as required by NEC. Bond the grounding wires to all junction boxes, cabinets, and wire raceways.

F. Terminal connections for all conductors used for external wiring between various items of elevator equipment shall be solderless

14 24 00-13 pressure wire connectors in accordance with Federal Specification W-S-

610. The Elevator Contractor may, at his option, make these terminal connections on #10 gauge or smaller conductors with approved terminal eyelets set on the conductor with a special setting tool, or with an approved pressure type terminal block. Terminal blocks using pierce-through serrated washers are not acceptable.

2.5 TRAVELING CABLES

A. Remove existing traveling cable.

B. All conductors to the car shall consist of flexible traveling cables conforming to the requirements of NEC. Traveling cables shall run from the junction box on the car directly to the controller. Junction boxes on the car shall be equipped with terminal blocks. Terminal blocks having pressure wire connectors of the clamp type that meet UL 486A requirements for stranded wire may be used in lieu of terminal eyelet connections. Terminal blocks shall have permanent indelible identifying numbers for each connection. Cables shall be securely anchored to avoid strain on individual terminal connections. Flame and moisture resistant outer covering must remain intact between junction boxes. Abrupt bending, twisting and distortion of the cables shall not be permitted.

C. Provide spare conductors equal to 10 percent of the total number of conductors furnished, but not less than 5 spare conductors in each traveling cable.

D. Provide shielded wires ( 2 Cat 6) for the auto dial telephone system within the traveling cable, five (5) pair shielded wires for card reader, one (1) CAT-6 Ethernet cable for Wi-Fi, and two (2) pair 14 gauge wires for power as needed. Provide CAT 6 Ethernet cable and 18-2 wire for video camera usage.

E. If traveling cables come into contact with the hoistway or elevator due to sway or change in position, provide shields or pads to the elevator and hoistway to prevent damage to the traveling cables.

F. Hardware cloth may be installed from the hoistway suspension point to the elevator pit to prevent traveling cables from rubbing or chafing.

Hardware cloth shall be securely fastened and tensioned to prevent buckling. Hardware cloth is not required when traveling cable is hung against a flat wall.

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2.6 CONTROLLER AND SUPERVISORY PANEL (NEW)

A. Remove existing controller.

B. UL/CSA Labeled Controller: Mount all assemblies, power supplies, chassis switches, and relays on a steel frame in a NEMA Type 1 General

Purpose Enclosure. Cabinet shall be securely attached to the building structure.

C. Properly identify each device on all panels by name, letter, or standard symbol which shall be neatly stencil painted or decaled in an indelible and legible manner. Identification markings shall be coordinated with identical markings used on wiring diagrams. The ampere rating shall be marked adjacent to all fuse holders. All spare conductors to controller and supervisory panel shall be neatly formed, laced, and identified.

D. Controller shall be non-proprietary design and require no special tools or programming for adjustment or repair. The elevator equipment proposed for this project shall be Non-Proprietary. It shall comply with the following provisions and be in compliance with all known standards for universal serviceability and maintainability. Further,

1) Equipment must be generally available for purchase by any qualified elevator contracting business.

2) Spare Parts must be available to any qualified purchaser at reasonable prices and based on a published price list.

3) All equipment or tools necessary for diagnostics, maintenance, adjustment, or troubleshooting shall be available to any qualified elevator contracting business. Such tools shall provide access to all parameters and levels of adjustment that are necessary for the maintenance of the equipment. There shall be no expiring or degrading software that would prohibit proper maintenance.

4) Factory and or on-site training for the installation, adjustment, maintenance, and troubleshooting shall be available from the manufacturer to any qualified elevator contracting business. Any training fees shall be reasonable and appropriate.

5) Technical Support should be made available to any qualified elevator contracting business by the equipment manufacturer. The equipment manufacturer shall provide a toll free phone line available for technical support.

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6) Documentation in the form of manuals, circuitry diagrams, prints, engineering drawings, testing procedures, and parts lists shall be provided with the equipment at the time of installation. Replacement documentation shall be available to any qualified elevator contracting business and reasonable and normal cost.

2.7 MICROPROCESSOR CONTROL SYSTEM

A. Provide a microprocessor control system with absolute position/speed feedback to control dispatching, signal functions, door operation, and pump motor control. Complete details of the components and printed circuit boards, together with a complete operational description, shall be submitted for approval. Provide closed transition SCR soft start.

1. Controller manufacturer shall provide factory training, engineering and technical support, including all manuals, wiring diagrams, and tools necessary for adjusting, maintenance, repair, and testing of equipment to the VA for use by the VA’s designated Elevator

Maintenance Service Provider.

B. Provide a low oil control feature which shall shut off the motor and pump and return the elevator to the lowest landing. Upon reaching the lowest landing, doors will open automatically allowing passengers to leave the elevator, and then doors shall close. All control buttons, except the door open button, alarm bell button, and the call for help button shall be made ineffective.

2.8 EMERGENCY POWER OPERATION

A. The control system for Elevator shall provide for the operation on emergency power upon failure of the normal power supply.

B. Auxiliary equipment on elevator controller, wiring between associated elevator controller and wiring between elevator controllers and remote selector panel as required to permit the elevator to operate as detailed, shall be provided by the Elevator Contractor.

C. Upon loss of normal power supply there shall be a delay before transferring to emergency power of 10 seconds minimum to 45 seconds maximum, the delay shall be accomplished through an adjustable timing device.

14 24 00-16

2.9 FIREFIGHTERS EMERGENCY OPERATION

A. Provide Firefighters Emergency Operation in accordance with ASME A17.1-

2013 requirements.

1. Main Floor:

2. Alternate Floor:

3. Verify main and alternate floors with Contract Officer’s

Representative.

2.10 INDEPENDENT SERVICE

A. Provide a legibly and indelibly labeled "INDEPENDENT SERVICE", two-position key operated switch on the face of the main car operating panel that shall have its positions marked "ON" and "OFF". When the switch is in the "ON" position, the car shall respond only to calls registered on its car dispatch buttons and shall bypass all calls registered on landing push buttons. The car shall start when a car call is registered, car call button or door close button is pressed, car and hoistway doors are closed, and interlock circuits are made. When switch is returned to "OFF" position, normal service shall be resumed.

2.12 SEISMIC REQUIREMENTS

A. Meet the requirements of VA Seismic Design Manual H-18-8.

2.13 PUMP, MOTOR, AND VALVE ASSEMBLY (NEW)

A. Remove existing power unit and oil line. New threaded oil line shall be provided. Relocate oil line penetration of hoistway wall away from drainpipe enclosure.

B. Provide pump assembly for the control of the elevator self-contained in a unit fabricated of structural steel. The unit shall consist of a hydraulic fluid pump, AC motor, oil control valves, muffler, piping, and fittings installed below the tank or in the tank.

C. Enclose V-belt power unit on four open sides with not less than 16 gauge steel removable panel sections. Provide a 50 mm (2 in.) minimum, 100mm (4 in.) maximum air space between the top of the panels and bottom of tank. Line panels on the interior side with one-inch rigid acoustical insulation board. Install expanded metal sheave/belt guard that can be easily removed with hand tools for servicing and inspection.

14 24 00-17

D. Control valves shall be electronically controlled. Hydraulic fluid flow shall be controlled to insure speed variation of not more than five (5) percent under all load conditions in either direction of travel.

E. Pump shall be designed for hydraulic elevator service, having a steady discharge without pulsation to give smooth and quiet operation. Pump output shall be capable of lifting elevator car with rated capacity, with a speed variation of no more than five (5) percent between no load and full load. Hydraulic fluid by-pass shall discharge directly into storage tank.

F. Provide motor specifically designed for elevator service, synchronous speed not in excess of 1800 RPM, not to exceed nameplate full load current by more than 10%, and rated 120 starts per hour without exceeding a rise of 40 degrees C.

G. Provide isolation units of rubber to prevent transmission of pump and motor vibration to the building.

2.14 HYDRAULIC SYSTEM

A. Provide new pump assembly for the control of the elevator self-contained in a unit fabricated of structural steel. The unit shall consist of a hydraulic fluid pump, AC motor, oil control valves, muffler, piping, and fittings.

C. Control valves shall be electronically controlled. Hydraulic fluid flow shall be controlled to insure speed variation of not more than five (5) percent under all load conditions in either direction of travel. Locate the manual lowering valve, easily accessible, properly identified, and not concealed within the storage tank. Mark the operating handle in red.

D. Pump shall be designed for hydraulic elevator service, having a steady discharge without pulsation to give smooth and quiet operation. Pump output shall be capable of lifting elevator car with rated capacity, with a speed variation of no more than five (5) percent between no load and full load. Hydraulic fluid by-pass shall discharge directly into storage tank.

E. Provide motor specifically designed for elevator service, synchronous speed not more than 1800 RPM, not to exceed nameplate full load current by more than 10%, and rated 120 starts per hour without exceeding a rise of 40 degrees C.

14 24 00-18

F. Provide isolation pads to prevent transmission of pump and motor vibration to the building.

G. Install blowout-proof, non-hammering, oil-hydraulic muffler in the hydraulic fluid supply pressure line near power unit in machine room.

Design muffler to reduce to a minimum any pulsation or noises that may be transmitted through the hydraulic fluid into the hoistway.

2.15 HYDRAULIC PLUNGER ASSEMBLY (RETAIN EXISTING, PROVIDE NEW SEAL AFTER

ELEVATOR INSTALLATION HAS BEEN COMPLETED)

2.16 HYDRAULIC CYLINDER CASING AND WELL HOLE (RETAIN EXISTING)

2.17 CAR BUFFERS (RETAIN EXISTING)

A. Buffers shall be examined for code compliance, examine and secure any loose bolts and or supports, clean and paint all buffer stands and supports.

2.18 CAR GUIDES

A. Remove existing guide shoe assemblies.

B. Install on car frame four flexible sliding swivel guide shoes, each assembled on a substantial metal base, to permit individual alignment to the guide rails.

2.19 GUIDE RAILS, SUPPORTS, AND FASTENINGS

A. Existing guide rails shall be retained. Rails and rail bracket fastenings shall be examined and rescued to the building structure, as necessary.

Machined running surface of the guide rails shall be thoroughly cleaned.

Joints shall be filed smooth and the alignment shall be checked and adjusted to within 1/8" (+ or -) top to bottom and face to face, as required for proper and smooth operation of the elevator. Unmachined portion of the guide rails and brackets shall be thoroughly cleaned.

B. Anti-snag guards shall be provided where necessary to prevent travel cables from snagging on brackets, fishplates, clips or bolts.

C. Unmachined portion of the guide rails and brackets shall be touched up with rust inhibitor paint at the conclusion of the project.

2.20 NORMAL AND FINAL TERMINAL STOPPING DEVICES

A. Mount terminal slowdown switches and direction limit switches on the elevator or in hoistway to reduce speed and bring car to an automatic stop at the terminal landings.

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1. Switches shall function with any load up to and including 100 percent of rated elevator capacity at any speed obtained in normal operation.

2. Switches, when opened, shall permit operation of elevator in reverse direction of travel.

B. Mount final terminal stopping switches in the hoistway.

1. Switches shall be positively opened should the car travel beyond the terminal direction limit switches.

2. Switches shall be independent of other stopping devices.

3. Switches, when opened, shall remove power from pump motor and control valves preventing operation of car in either direction.

2.21 CROSSHEAD DATA PLATE AND CODE DATA PLATE

A. Permanently attach a non-corrosive metal Data Plate to car crosshead.

B. Permanently attach a Code Data Plate, in plain view, to the controller.

2.22 WORKMAN’S LIGHTS AND OUTLETS

A. Provide duplex GFCI protected type receptacles and LED lamp, with guards on top of elevator car and beneath platform. The receptacles shall be in accordance with Fed. Spec. W-C-596 for Type D7, 2-pole, 3-wire grounded type rated for 15 amperes and 125 volts.

2.23 TOP-OF-CAR OPERATING DEVICE

A. Provide a cartop operating device.

B. The device shall be activated by a toggle switch mounted in the device.

The switch shall be clearly marked "INSPECTION" and "NORMAL" on the faceplate, with 6 mm (.25 in.) letters.

C. Movement of the elevator shall be accomplished by the continuous pressure on a direction button and a safety button.

D. Provide an emergency stop switch, push to stop/pull to run.

E. Provide permanent identification for the operation of all components in the device.

F. The device shall be permanently attached to the elevator crosshead on the side of the elevator nearest to the hoistway doors used for accessing the top of the car.

2.24 LEVELING DEVICE

A. Car shall be equipped with a two-way leveling device to automatically bring the car to within 3 mm (.125 in.) of exact level with the landing for which a stop is initiated regardless of load in car or direction.

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B. If the car stops short or travels beyond the floor, the leveling device, within its zone shall automatically correct this condition and maintain the car within 3 mm (.125 in.) of level with the floor landing regardless of the load carried.

C. Provide encoded steel tape or steel tape with magnets. Submit design for approval.

2.25 EMERGENCY STOP SWITCHES

A. Provide an emergency stop switch, push to stop/pull to run, for each top-of-car device, pit, machine spaces, service panel and firefighter’s control panel inside the elevator. Mount stop switches in the pit adjacent to pit access door, at top of the pit ladder 1220 mm (48 in.)

above the bottom landing sill and 1220 mm (48 in.) above the pit floor adjacent to the pit ladder.

B. Each stop switch shall be red in color and shall have "STOP" and "RUN" positions legibly and indelibly identified.

2.26 MAIN CAR OPERATING PANEL

A. Locate the main car operating panel in the car enclosure on the front return panel. The top floor car call push button shall not be more than

1220 mm (48 in.) above the finished floor. Car call push buttons and indicator lights shall be round with a minimum diameter of 25 mm (1 in.), LED white light illuminated.

B. One piece front faceplate with edges beveled 15 degrees or swing return panel shall have the firefighter’s service panel recessed into the upper section and the service operation panel recessed into the lower section fitted with hinged doors. Doors shall have concealed hinges, be in the same front plane as the faceplate and fitted with cylinder type key operated locks. Secure the faceplate with stainless steel tamperproof screws.

C. All terminology and tactile symbols on the faceplate shall be on square or rectangular plates recessed into the faceplate with its surface flush with the surface of the faceplate. Use 6 mm (.25 in.) letters to identify all devices in the faceplate. The handicapped markings with contrasting background shall be 12mm (.50 in.) high raised .030 inch on the plate. Surface mounted plates are not acceptable.

D. The upper section shall contain the following items in order listed from top to bottom:

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1. Elevator number, 12.5 mm (.50 in.) high with black paint for contrast.

2. Capacity plate information with black paint for contrast with freight loading class and number of passengers allowed.

3. LED illuminated digital car position indicator with direction arrows.

4. Emergency car lighting system consisting of a rechargeable battery, charger, controls, and LED illuminated light fixture. The system shall automatically provide emergency light in the car upon failure or interruption of the normal car lighting service, and function irrespective of the position of the light control switch in the car.

The system shall be capable of maintaining a minimum illumination of

1.0 foot-candle when measured 1220 mm (48 in.) above the car floor and approximately 305 mm (12 in.) in front of the car operating panel, for not less than four (4) hours.

5. Firefighter’s Emergency Operation Panel shall be 1676 mm (66 in.)

minimum to 1830 mm (72 in.) maximum to the top of the panel above finished floor.

6. Firefighter’s Emergency Indicator Light shall be round with a minimum diameter of 25 mm (1 in.).

7. Key operated Independent Service Switch.

8. Provide a Door Hold Button on the faceplate next to the Independent

Service Key Switch. It shall have “DOOR HOLD” indelibly marked on the button. Button shall light when activated. When activated, the door shall stay open for a maximum of one minute. To override door, hold timer, push a car call button or door close button.

9. Complete set of round car call push buttons, minimum diameter of 25 mm (1 in.), and LED white light illuminated, corresponding to the floors served. Car call buttons shall be legibly and indelibly identified by a floor number and/or letter not less than 12mm (.50 in.) high in the face of the call button.

10. Door Open and Door Close buttons shall be located below the car call buttons. They shall have “OPEN” and “CLOSE” legibly and indelibly identified by letters in the face of the respective button. The

Door Open button shall be located closest to the door jamb.

11. Red Emergency Alarm button that shall be located below the car operating buttons. Mount the emergency alarm button not lower than

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890 mm (35 in.) above the finished floor. It shall be connected to audible signaling devices. Provide audible signaling devices including the necessary wiring.

12. Emergency Help push button shall activate two way communications by

Auto Dial telephone system that is compatible with the VAMC’s telephone system. Help button shall be LED white light illuminated and flash when call is acknowledged. Legibly and indelibly label the button “HELP” in the face of the button with 12 mm (.50 in.) high letters.

E. The service operation panel, in the lower section shall contain the following items:

1. Light switch labeled “LIGHTS” for controlling interior car lighting with its two positions marked “ON” and “OFF”.

2. Inspection switch that will disconnect normal operation and activate hoistway access switches at terminal landings. Switch shall be labeled “ACCESS ENABLE” with its two positions marked “ON” and

“OFF”.

3. Three position switch labeled “FAN” with its positions marked

“HIGH”, “LOW” and “OFF” for controlling car ventilating blower.

4. Two position, spring return, toggle switch or push button to test the emergency light and alarm device. It shall be labeled “TEST

EMERGENCY LIGHT AND ALARM”.

2.27 CAR POSITION INDICATOR

A. Provide an alpha-numeric digital car position indicator in the main car operating panel, consisting of numerals and arrows not less than 63 mm

(2.5 in.) high, to indicate position of car and direction of car travel. Locate position indicator at the top of the main car operating panel, illuminated by light emitting diodes.

2.28 AUDIO VOICE SYSTEM

A. Provide digitized audio voice system. Audio voice shall announce floor designations, direction of travel, and special announcements. The voice announcement system shall be a natural sounding human voice that receives messages and shall comply with ADA requirements for audible car position indicators. The voice announcer shall have two separate volume controls, one for the floor designations and direction of travel, and another for special announcements. The voice announcer shall have a full range loud speaker, located on top of the cab. The

14 24 00-23 audio voice unit shall contain the number of ports necessary to accommodate the number of floors, direction messages, and special announcements. Install voice announcer per manufacturer’s recommendations and instructions. The voice system shall be the product of a manufacturer of established reputation. Provide manufacturer literature and list of voice messages.

2.29 AUTO DIAL TELEPHONE SYSTEM

A. Furnish and install a complete ADA compliant auto dial telephone that is compatible with the VAMC’s telephone system.

B. Provide a two-way communication device in the car with automatic dialing, tracking and recall features with shielded wiring to car controller in machine room. Provide dialer with automatic rollover capability with two numbers.

C. “HELP” button shall illuminate and flash when call is acknowledged.

Button shall match floor push button design.

D. Provide “HELP” button tactile symbol signage and Braille adjacent to button mounted integral with car operating panels.

E. The auto dial system may be located in the main or auxiliary car operating panel. The speaker and unit shall be mounted on the backside of the perforated stainless steel plate cover.

F. Each elevator shall have individual phone numbers. The existing analog telephone line running to the controller shall be reused with the new equipment.

G. If the operator ends the call, the passenger shall be able to redial the telephone immediately.

2.30 CORRIDOR OPERATING DEVICES

A. Remove existing corridor operating devices. New devices shall be located in the same location as the corresponding existing devices.

B. Fabricate faceplates for elevator operating and signal devices from not less than 3 mm (.125 in.) thick flat stainless steel with all edges beveled 15 degrees.

C. Corridor push button faceplates shall be sized to accommodate corridor pictograph on faceplate. The centerline of the landing push buttons shall be 1067 mm (42 in.) above the corridor floor.

D. Elevator Corridor Call Station Pictograph shall be engraved in the faceplate.

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E. Fasten all car and corridor operating device and signal device faceplates with stainless steel tamperproof screws.

F. All terminology and tactile symbols on the faceplate shall be raised

.030 inch with contrasting background, on square or rectangular plates recessed into the faceplate with its surface flush with the surface of the faceplate. The handicapped markings with contrasting background shall be 12mm (0.5 in.) high raised .030 inch on the plate, square or rectangular in shape. Use 6 mm (.25 in.) letters to identify all other devices in the faceplate. Surface mounted plates are not acceptable.

G. Provide one riser of landing call buttons for each elevator or group of elevators as shown on contract drawings.

H. Each button shall contain an integral registration LED white light which shall illuminate upon registration of a call and shall extinguish when that call is answered.

I. The direction of each button shall be legibly and indelibly identified by arrows not less than 12 mm (.50 in.) high in the face of each button. Provide a corresponding Braille plate on the left side of each button.

J. Landing push buttons shall not re-open the doors while the car and hoistway doors are closing at that floor, the call shall be registered for the next available elevator. Calls registered shall be canceled if closing doors are re-opened by means of "DOOR OPEN" button or infrared curtain unit.

K. Provide emergency power indicator light, fire service recall key switch and indicator light, fire recall instruction, communication failure light, audible enunciator, and reset key switch in a separate fixture at the designated main floor.

K. Submit design of hall pushbutton fixtures for approval.

2.31 DIGITAL CORRIDOR LANTERN/POSITION INDICATOR

A. Provide elevator with combination corridor lantern/position indicator digital display mounted over the hoistway entrances at each and every floor in healthcare facilities. For non-healthcare facilities provide combination fixtures only at main and alternate fire recall floors.

Provide each terminal landing with "UP" or "DOWN", minimum 63 mm (2.5 in.) high digital arrow lanterns and each intermediate landing with

"UP" and "DOWN" digital arrow lanterns. Each lens shall be LED

14 24 00-25 illuminated of proper intensity, so shielded to illuminate individual lens only. The lenses in each lantern shall be illuminated green to indicate "UP" travel and red to indicate "DOWN" travel. Lanterns shall signal in advance of car arrival at the landing indicating the direction of travel. Corridor lanterns shall not be illuminated when a car passes a floor without stopping. Each lantern shall be equipped with an audible electronic chime which shall sound once for "UPWARD" bound car and twice for "DOWNWARD" bound car. Audible signal shall not sound when a car passes the floor without stopping. Provide adjustable sound level on audible signal. Car riding lanterns are not acceptable.

B. Install alpha-numeric digital position indicator between the arrival lanterns. Indicator faceplate shall be stainless steel. Numerals shall be not less than 63 mm (2.5 in.) high with direction arrows. Cover plates shall be readily removable for re-lamping. The appropriate direction arrow shall be illuminated during entire travel of car in corresponding direction.

2.32 HOISTWAY ACCESS

A. Provide hoistway access switches for elevator at top terminal landing to permit access to top of car, and at bottom terminal landing to permit access to pit. Elevators with side slide doors, mount the access key switch 1830 mm (6 ft) above the corridor floor in the wall next to the strike jamb.

B. Exposed portion of each access switch or its faceplate shall have legible, indelible legends to indicate "UP", "DOWN", and "OFF" positions.

C. Each access switch shall be a constant pressure cylinder type lock having not less than five pins or five stainless steel disc combination with key removable only when switch is in the "OFF" position.

D. Lock shall not be operable by any other key which will operate any other lock or device used for any other purpose at…