Solicitation Attach 3 - Spec 14230 for Service Elevators.pdf

CH ELEVATOR REPAIR LA0097BT

Baton Rouge, LA

HYDRAULIC PASSENGER ELEVATOR 14230 - TABLE OF CONTENTS 1

SECTION 14230

HYDRAULIC SERVICE ELEVATOR S-1

TABLE OF CONTENTS

1. GENERAL: --------------------------------------------------- 1

2. RELATED WORK: --------------------------------------------- 1

3. STANDARD REFERENCES: -------------------------------------- 2

4. QUALIFICATIONS: -------------------------------------------- 3

5. SHOP DRAWINGS --------------------------------------------- 4

6. SAMPLES --------------------------------------------------- 5

7. MANUALS --------------------------------------------------- 6

8. WARRANTY AND GUARANTEE ---------------------------------- 6

9. MAINTENANCE ---------------------------------------------- 6

10. INSTRUCTIONS ----------------------------------------------- 6

11. POWER SUPPLY ---------------------------------------------- 7

12. CAPACITY, SPEED, TRAVEL, PLATFORM SIZE ---------------------- 8

13. ELECTRIC FEEDERS AND WIRING ------------------------------- 8

14. ACCESSORIES ------------------------------------------------ 9

15. PAINTING AND FINISHING -------------------------------------- 9

16. HOISTING BEAMS AND OTHER SUPPORT STEEL ------------------- 10

Attachment 3

HYDRAULIC PASSENGER ELEVATOR 14230 - TABLE OF CONTENTS 2

17. CONTROLLER ---------------------------------------------- 10

18. POWER UNIT ----------------------------------------------- 11

19. OIL CONTROL ---------------------------------------------- 11

20. MOTOR ---------------------------------------------------- 12

21. CYLINDER-PLUNGER INGROUND UNIT -------------------------- 12

22. BUFFERS --------------------------------------------------- 13

24. MACHINE ROOM AND HOISTWAY ------------------------------ 15

25. PASSENGER DOOR OPERATOR --------------------------------- 16

26. INDVIDUAL CAR CONTROL FUNCTIONS -------------------------- 16

27. COMPUTING ENVIRONMENT ---------------------------------- 18

28. LEVELING DEVICE ------------------------------------------- 19

29. GUIDE RAILS ----------------------------------------------- 19

30. TERMINAL STOPPING DEVICES -------------------------------- 19

31. ROLLER GUIDE ASSEMBLIES ---------------------------------- 20

32. CAR FRAME AND PLATFORM ---------------------------------- 20

33. CAR ENCLOSURE -------------------------------------------- 20

34. FINISH OF CAR FIXTURES ------------------------------------- 24

35. EMERGENCY CAR LIGHTING ---------------------------------- 25

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36. TELEPHONE ------------------------------------------------ 25

37. CERTIFICATE FRAME ---------------------------------------- 26

38. SIGNAL SYSTEM --------------------------------------------- 26

39. EMERGENCY RECALL OPERATION ----------------------------- 27

40. SMOKE DETECTORS AND ANNUNCIATORS ----------------------- 28

41. PASSENGER ELEVATOR HOISTWAY ENTRANCES ------------------ 28

42. INTERLOCKS AND CONTACTS --------------------------------- 32

43. INDEPENDENT SERVICE -------------------------------------- 32

44. SECURITY -------------------------------------------------- 32

45. TESTS ----------------------------------------------------- 33

HYDRAULIC PASSENGER ELEVATOR 14230 - 1

SECTION 14230

HYDRAULIC SERVICE ELEVATOR S-1

1. GENERAL:

1.1 This section of the specification includes the repair of One (1) existing hydraulic Elevator as described herein.

A. Propose shortest possible working schedule.

1.2 Reference to a single component, such as "the motor" shall apply to as many such components as are required to complete the installation.

1.3 The mechanical fastenings used throughout the equipment on parts subject to wear and requiring replacement shall be key and seat, nut, screw, or other removable and replaceable type not requiring physical deformation or field positioning. The use of rivets or similar devices will not be acceptable as mechanical fastenings for such parts.

1.4 The major elevator components shall be the products of one manufacturer of established reputation, except they may be the products, either wholly or in part, of another manufacturer of established reputation provided such items are engineered and produced under coordinated specifications. Also, the major components to be furnished shall be of a make or makes that have satisfactorily together under conditions of normal use in not less than two other elevator installations of equal or greater capacity and speed for at least one year. Upon request, the names and addresses of the buildings and the names of the owners or managers thereof, in which the proposed combination of major components has so performed, shall be furnished.

1.5 The power unit, tank, and associated control equipment shall be mounted in the elevator machine room. Equipment shall be so arranged that parts can be removed for repairs or replacement by conventional means, without dismantling or removing other equipment components in the machine room. Adequate work space for maintenance and repair operations shall be provided around the elevator equipment in machine room with clear passage to any access or trap doors.

1.6 The elevator system shall consist of:

One existing (1) Service elevator.

2. RELATED WORK:

2.1 The following related work is included in this section and other sections of the specification and shall be the responsibility of the Elevator Contractor:

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. Provide proper beveled angle for all projections, recesses, and set backs on sides of the hoistway not used for loading and unloading in accordance with the A17.1 Code.

A. Provide all material for cutting, patching and finishing of corridor walls around elevator signal fixtures. Finishes shall match existing adjacent material.

B. Temporary guards at all hoistway opening as required under “Accident

Prevention” clause of the General Conditions.

C. Electric feeders, breakers, and other related electrical work indicated or specified.

D. Field painting as specified under the Painting and Finishing paragraph.

G. Provide new Code legal pit ladder, LED Machine room, Pit lighting and hoistway lighting, Machine room and Pit GFI outlets, etc, to meet all code requirements.

H. Provide sealing of all hoistway and/or machine room penetrations and holes with a fire rated material comparable to the hoistway walls. Provide fire rated machine room door.

I. Provide car top handrails.

J. Provide pans under roof drain line in machine room. Eliminate the potential for water on controller. (if needed)

K. Provide HVAC in machine room. (if needed)

L. Provide all code mandated items.

3. STANDARD REFERENCES:

3.1 Unless as modified herein or otherwise distinctly specified, all elevator material, design, clearances, definitions, construction, workmanship and tests shall conform to the requirements of the American National Standard Safety Code for Elevators, and, Escalators, (ANSI A17.1-2019) or latest edition, including errata, interpretations and revisions and hereinafter referred to as the A17.1 Code.

3.2 Wherever Federal Specifications, Codes, Standard Details and other standards are referenced, latest editions and amendments shall apply in accordance with the clause entitled "Standard References: in the General Conditions.

3.3 References to the NEC are to the 2020 National Electrical Code (ANSI C1) or

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latest edition. All electrical work specified in the A17.1 Code shall be done in accordance with the 2020 NEC.

3.4 References to UL standards are to standards of Underwriters Laboratories, Inc.

3.5 References to NEMA are to Standards of the National Electrical Manufacturers Association.

3.6 Referring to the requirements of clause entitled "Building Codes, Fees and Charges" in the General Conditions the work shall also comply with the applicable State and local Code requirements or regulations except the requirements of the A17.1 Code shall govern in the event of a conflict.

3.7 References to Handicap Provisions are to "Uniform Federal Accessibility Standard" (UFAS) and the "Americans with Disabilities Act Accessibility Guidelines" (ADAAG). In case of conflicts in the requirements, the most stringent requirements shall be required.

4. QUALIFICATIONS:

4.1 The prime contractor must perform a minimum of 90% of the total elevator work. Subcontractors may include fire alarm, electrical, etc.

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5. SHOP DRAWINGS:

5.1 Shop drawings shall be submitted in accordance with the "General Conditions" and

"Special Conditions" sections.

5.2 Shop drawings shall include the following details as applicable to the systems specified:

A. Full dimension layout in plan and elevation showing the arrangement of equipment and all pertinent details of each elevator unit specified including:

1. Driving machine, controller, selector, motor generator, static motor drive unit, governor and other components located in machine room.

2. Car, counterweight, sheaves, supporting beams, guide rails, buffers, car and counterweight guide shoes, and other components located in hoistway.

3. Rail bracket spacing and maximum vertical forces on guide rails in accordance with the A17.1 Code.

4. Reactions at points of support.

5. Weights of principal parts.

6. Top and bottom clearance and over travel of car and counterweight.

7. Location of circuit breaker, switchboard panel or disconnect switch, light switch and feeder termination at controller.

8. Location of outlets for connection of traveling cables for car light and telephone.

9. Location of hoistway access switches.

B. Hoistway entrances and doors showing their method of operation, details of construction; and method of fastening to the structural members of the building.

C. Car designs specified, showing details of construction, fastenings to platform, car lighting, ventilation, location of all car equipment, handrails, and emergency exits including electric contacts and method of hinging and locking.

D. Details of all signal and operating fixtures including hoistway access switches.

E. Details of sound and vibration isolation units for generator sets, if used.

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F. Details of roller guide assemblies.

G. Details of sill sections and supports.

H. Details of selection, recall, and emergency operation switches including wiring diagrams.

I. Other drawings required or hereinafter specified.

5.3 The name of manufacturer, type or style designation, and the additional information called for below shall be listed on the shop drawings for each of the following:

A. Driving machine.

B. Driving machine motor including hp and rpm.

C. Elevator controller.

D. Group supervisory system controller.

E. Indicator panel.

F. Car safety including maximum rated load and speed.

G. Governor.

H. Power door operator.

I. Door interlocks and electrical contacts.

J. Buffers including stroke, certified maximum and minimum loads and maximum striking speed.

K. Car ventilation blower including c.f.m. and hp ratings.

L. Car emergency lighting.

M. Static motor drive unit.

6. SAMPLES:

6.1 Referring to the "Sample" requirements of the General Conditions, submit for approval, four samples of all finishes, car floor materials, operating and signal system fixtures, hoistway entrance and door materials, sills, protection pads, and light fixture lenses.

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7. MANUALS:

7.1 Three (3) sets of the Maintenance Control Plan shall be furnished in bound form.

A. Complete set of as-built wiring diagrams.

7.2 The identification label for each manual shall include the subject, building name and location, government contract number and the specific elevator numbers to which the manual applies.

7.3 One set of manuals shall be provided in tool cabinet in elevator machine room unless otherwise directed. The two additional sets shall be delivered to the Contracting Officer's Representative.

8. WARRANTY AND GUARANTEE:

8.1 All work under this section shall be subject to the terms specified under

"Guarantees" in the General Conditions and the guarantee period for an elevator unit shall be one year after the date the last elevator within the project is placed in normal use by the Government.

9. MAINTENANCE:

9.1 Furnish full maintenance for the elevators starting on the day the actual work begins at the site during the installation period, and for 12 months after final acceptance by the Government of the last elevator in entire project. The maintenance service shall consist of regular examinations of the installation and shall include the necessary adjustments, repairs, cleaning, lubrication, and supply and replacement of all parts to keep the equipment in proper operating condition.

9.2 Provide maintenance at the level required under the “Multi Regional Elevator

Maintenance and Repair Contract”

9.3 Provide 24-hour emergency call-back service for the maintenance period, by promptly responding to requests from the Building Manager or his authorized representative by telephone or otherwise, to restore elevator services where a shutdown or trouble should develop. This emergency call-back services shall be limited to minor adjustments required to protect the immediate safety of the equipment and persons in and about the elevator. Contractor shall respond to emergency call backs in one hour or less.

10. INSTRUCTIONS:

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10.1 The instruction period for Government employees shall be not less than one (1) eight-hour day for the work under this section. Manual and wiring diagram instructions given in elevator machine room will be considered the equivalent to classroom instructions.

10.2 Submit outline of instructions to be given, one (1) month prior to the Instruction

Period, for approval.

10.3 Instructions shall be completed before the warranty and maintenance period expires.

A. If the instructions have not been completed prior to the termination of the maintenance period, that period shall be extended as a part of the contractual requirements until the instruction requirements have been satisfied.

10.4 Provide, without additional expense to the Government, competent instructors to train employees of the Government, in the care, adjustment and operation and sequence functioning of the operation and the control system. Instruction shall be given during regular working hours and take place at the job site. The instruction shall be by qualified, factory trained engineering representatives possessing complete knowledge of the care, adjustment and operation of the elevator system.

A. Approximately half of the time shall be used for classroom instructions. All other time shall be used for instruction at the equipment. Where significant changes or modifications in equipment are made under the terms of the guarantee, additional instruction shall be provided as may be necessary to acquaint the operating personnel of the changes or modifications.

B. Three copies of an operating and maintenance manual, prepared by the contractor, shall be utilized by the contractor for instruction purposes. After completion of all instructions, the three copies of the manual shall be turned over to the Building Manager.

C. Three sets of as-built wiring diagrams with a complete description of operating sequences shall be furnished and delivered to the Construction Engineer fifteen (15) days prior to the start of the instructions, for use of the instructors.

D. The time and place of the instructions shall be coordinated with the Building

Manager.

11. POWER SUPPLY:

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11.1 The power available is 3 phase, 60 hertz, 480 volts alternating current for elevator power and single-phase, 60 hertz 120 volts alternating current for elevator car lighting.

11.2 Before any electrical equipment is manufactured or purchased, the characteristics available for elevator power and lighting shall be verified. Where characteristics are different from those specified above, the equipment shall be furnished for the power as verified.

11.3 Failure to verify the power supply shall not relieve responsibility for the satisfactory operation of the equipment.

12. CAPACITY, SPEED, TRAVEL, PLATFORM SIZE:

12.1 The elevators shall have a capacity to lift the rated load at the rated speed in feet per minute, specified in the following schedule. The rated load shall be exclusive of the weight of the complete car and cables. The travel, terminal floors, number of stops and openings and the over-all car platform size given in the schedule shall be verified with requirements indicated on the drawings.

ELEVATOR SCHEDULE

RATED RATED OVERALL

ELEVATOR LOAD SPEED TERMINAL NO. OF NO. OF PLATFORM SIZE

NUMBER LBS. F.P.M. FLOORS STOPS OPENINGS WIDTH X DEPTH

S-1 6,000 125 1-4 4 4 PROVIDE NEW

13. ELECTRIC FEEDERS AND WIRING:

13.1 The existing electric disconnect switch in machine room shall be replaced with new for elevator power supply. Disconnect shall have an auxiliary contact within for use with the battery back-up lowering device.

13.2 Provide new disconnects for the existing 110 Volt A.C. power supply for car light circuits for all elevators. New disconnects shall be labeled, located in the machine room, and lockable in the off position

13.3 Provide new LED light with guards in the elevator machine rooms. Provide all hoistways with LED fixtures at each landing with a labeled, lockable disconnect in the machine room.

13.4 Furnish and install (as needed) light fixtures, switches, GFCI receptacles, conduit and wiring in pit and machine rooms. Locate pit light switch to be accessible from hoistway access door.

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13.4 Couplings and connectors for EMT shall be steel or malleable iron, shall be

"Concretetight" or "Raintight", and shall be of either the gland and ring compression type or the stainless-steel multiple point locking type. All connectors shall have insulated throats. Fittings using set screws or indentations as a means of attachment shall not be used.

14. ACCESSORIES:

14.1 Three sets each of complete, legible field wiring diagrams, including single line diagrams showing all electrical circuits shall be furnished. All symbols shall be listed corresponding to the identity or markings on machine room and hoistway apparatus of the systems specified. One set of diagrams shall be coated with laminated plastic, or other approved covering, suitably bound and placed in the machine room where directed. Each of the two remaining sets shall be neatly bound and delivered to the Contracting Officers Representative. The diagrams shall be revised to include all field modifications.

14.2 A hoistway access switch shall be provided at the top and bottom terminal landings for all elevators. Hoistway access switches shall be of the key operated type meeting all requirements of the A17.1 Code. The movement of a car by means of the hoistway access switch at the top terminal landing shall be limited to a distance of approximately 12 feet down travel and a return to the top landing.

A. Faceplates, if furnished, shall be of metal of same composition and finish as the faceplates of landing call buttons for the corresponding landing. The exposed portion of each access switch or its faceplate shall have indelible legends to indicate its "Identity" and the "Up," "Down" or "Off" positions.

14.3 All elevators shall be provided with an operating device mounted on the car crosshead which will permit slow speed operation of the car. Separate additional means for operation of power door operators and automatic car leveling devices are not required. The operating device shall be mounted in a metal box and shall be rigidly secured in a position conveniently accessible on top of the car. Operating devices shall be shrouded or otherwise protected in an approved manner to prevent accidental movement.

14.4 Where access to elevator pit is through the bottom terminal landing, the pit stop switches shall be located 4 feet above pit floor and 18" above bottom landing floor and adjacent to the pit ladder.

14.5 Provide Hoistway Door Unlocking Devices at each entrance for all elevators, conforming with the requirements of the A17.1 Code.

15. PAINTING AND FINISHING:

15.1 Unless otherwise specified, the power unit, motor, tank, muffler, controller

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enclosure, car frame, guide rails and buffers except their machined surfaces, door operator, cams, and other ferrous metal items furnished for each elevator shall be painted with not less than one shop priming coat and one field coat of semi-gloss enamel in the manufacturer's standard color.

A. The machine room floor, pit floor and car top shall have all unused holes or defects filled and shall be painted with semi-gloss light colored gray.

15.2 Identification Markings:

A. Elevator hoistways shall have floor designations on the walls and/or doors of hoistways in accordance with the A17.1 Code.

B. Floor designations shall be provided at each hoistway entrance on both sides of the jamb visible from within the car and the elevator lobby at a height of 60 inches above the floor. Designations shall be on a contrasting color background, a minimum of 2-1/2 inches high and raised at least 0.030 inch.

Identification markings for machines, motor generators, controllers, etc. shall be provided at locations where directed. The numbers of hoisting machines and motor generators sets shall be 4 inches high and the numbers for controllers, selectors and other auxiliary equipment shall be 2 inches high.

C. The identification numerals or letters for floor landings, machines, etc., shall be either stencil painted or decal type of a color which will contrast with color of the surface to which the marking is applied. Decal type markings shall have a coat of clear varnish or equivalent after application.

16. HOISTING BEAMS AND OTHER SUPPORT STEEL:

16.1 Provide sealing of all hoistway penetrations and holes with a fire rated material comparable to the hoistway walls. Maintain fire rating for hoistway and machine room.

17. CONTROLLER:

17.1 The elevator controller shall provide elevator operation as specified. Controller components shall be contained in a steel NEMA 1 enclosure. The motor starter shall be of a solid state reduced current starter with phase protection.

17.2 The sockets or circuit boards used for the mounting of relays and electrical or electronic components shall be made of an approved moisture resisting dielectric material having dielectric and structural properties suitable for its intended usage.

The sockets and circuit boards shall be secured to panel frame with bolts, screws, or other approved demountable means.

17.3 All wiring on the panels shall be neatly formed and securely fastened in place.

All equipment on the panels shall be readily accessible and easily replaceable.

All controller relays shall be magnetically operated. Solid state components

HYDRAULIC PASSENGER ELEVATOR 14230 - 11

shall be electrically sized, physically spaced, and ventilated so their heat can be adequately dissipated during operation. All controller components shall be designed and rated to provide at least 20 years of operation as specified, with recommended maintenance, before replacement is required.

17.4 Wiring for the various external control and operating circuits shall be brought to a terminal board and then shall continue to the various components on the controller panel. Each terminal is to have indelible means of identification to facilitate testing of the various controller circuits. All connections of wires to terminal boards from external circuits shall be made with solderless pressure type wire connectors. When a number of external connections are made to the same terminal, stud washers shall be provided between lugs to insure uniform seating and contact.

17.5 Each device on the controller panels shall be properly identified by name, letter or standard symbol which shall be neatly stencil painted, (or otherwise marked) in an approved indelible and legible manner, on the device or panel. The identification markings shall be coordinated with identical markings used on the wiring diagrams.

17.6 Emergency Operation: Elevator shall be recalled in the event of a fire or other emergency conditions. The operation shall be in accordance with ASME A17.1 latest edition.

18. POWER UNIT:

18.1 Power unit (Oil pumping and control mechanism) shall include a submersible oil-hydraulic pump, an electric motor, a drive assembly, an oil strainer in the suction line, a structural steel outer base with tank supports, an oil tight drip pan, an inner base for mounting motor pump assembly combined in a compact and neatly designed self- contained unit. The pump shall be especially designed and manufactured for oil-hydraulic elevator service. It shall be of the screw or gear type. Power unit shall have a maximum acoustical output of 80 dba measured inside the machine room walls. Provide elevator power unit and piping with vibration absorbing mounting and connections to prevent transfer machine noise to the building structure.

19. OIL CONTROL:

19.1 All valves shall be provided to control oil flow for smooth starts, stops, and operation of the elevator car. A manually operated lowering valve shall be provided, which shall permit the manual lowering of the elevator car in the event of power failure. Service gate valves in the supply line shall be provided in the

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machine room and pit, near the cylinder. All additional pump relief valves and other auxiliary valves required by the A17.1 Code or necessary to provide smooth, safe, and satisfactory operation of the elevator shall be provided. A blowout-proof muffler shall be provided in the oil line to damp pulsations from the pump.

19.2 The storage tank shall be constructed of steel and shall be provided with a steel cover, protected vent opening, overflow connection and a valved drain connection. Suitable gauge glasses shall be provided if the top of the tank is over 4 feet -0 inches above the floor. An initial supply of oil sufficient for proper operation of the elevator shall be provided.

19.3 The type of oil to be used shall be of a biodegradable, non-toxic hydraulic oil.

Written instructions included in the for the care, adjustment, and maintenance of the equipment. The flash point of oil used shall not be less than 400 degrees F.

A stainless-steel plate shall be provided on the pumping unit giving the characteristics and type of oil recommended for replacement, and a label on the door of the controller and pump unit warning of the oil type shall also be provided.

19.4 Provide a check valve in the pit oil supply line as the line enters the jack

20. MOTOR:

20.1 The motor shall be of the alternating current polyphase induction type of a design adapted to the severe requirements for submersible operation of oil hydraulic elevator service. The motor shall be of standard manufacture and of duty rating adequate for the specified elevator speeds and loads. The motor shall meet the requirement of NEMA Standard MG1-1972 for elevator service. The temperature rise rating shall be consistent with the class of insulation supplied. The motor shall have sufficient capacity to meet the test requirements specified.

20.2 The insulation of all windings shall be impregnated to prevent the absorption of moisture and oil. The insulation resistance between motor frame and windings shall not be less than one megohm. The motor windings shall stand a dielectric test of twice the normal voltage plus 1000 R.M.S. volts of 60 Hertz alternating current for one minute.

21. CYLINDER-PLUNGER INGROUND UNIT:

21.1 N/A

21.2 Retain existing inground cylinder unit.

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22. BUFFERS:

22.1 The existing spring buffers for the car and counterweight shall be retained.

22.2 The partial compression of spring buffers when the car is level with terminal landings shall not be acceptable.

22.3 Buffer marking plates shall be of a corrosion resistant metal. In addition to the data required by A17.1 Code, the marking plates for spring buffers shall indicate the manufacturer's name, buffer identification number and the buffer stroke.

22.4 Elevator shop drawings shall indicate the name of buffer manufacturer, buffer identification number, buffer stroke, certified maximum and minimum loads, and certified maximum striking speed.

22.5 Buffer marking plates shall be of a corrosion resistant metal. In addition to the data required by A17.1 Code, the marking plates for spring buffers shall indicate the manufacturer's name, buffer identification number and the buffer stroke.

22.6 Paint all buffers, pit channels and pit equipment with finish coat of machinery enamel paint, in manufacturer's standard color.

23. SINGLE CAR SELECTIVE-COLLECTIVE OPERATION:

23.1 Elevator shall have a new microprocessor based individual car controller designed for single car selective collective automatic operation with the following minimum requirements:

A. Controller: The car controller shall be based on a 8/16 bit microprocessor using static Random Access Memory (RAM) and Erasable Programmable Read Only Memory (EPROM). Provisions shall be made to allow expansion of the on-board RAM and the EPROM.

B. Switch and Relay Designs: All switches and relays shall have contacts designed for maximum conductivity and wiping action.

23.2 A main and auxiliary car operating panel shall be provided in the car. The panel shall contain the following devices:

A. A series of car dispatch buttons having designations corresponding to the landing serviced and an integral registration light for each button. The actuation of a dispatch button in the panel shall cause the corresponding registration light to be illuminated until the call is canceled.

B. Keyed emergency stop switch.

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C. Emergency signal button connected to a 6-inch diameter bell located on car top.

D. Door open and close buttons.

E. Key operated emergency service switch, pilot light and signage behind a locked Firefighters’ Operation panel.

F. Key operated independent service switch, on main panel, exposed flush on faceplate.

G. Provisions for hands-free emergency communication system, i.e., speaker perforation, buttons, operating instructions, etc.

H. Provide engraving stating Elevator number and capacity.

23.3 All exposed car controls shall be at least 3/4-inch in size. All control buttons shall be designated by Braille and by raised standard alphabet characters for letters, Arabic characters for numerals, and standard symbols as required by ANSI A17.1. The call button for the main entry floor shall be designated by a raised star at the left of the floor designation. All raised designations for control buttons shall be placed immediately to the left of the button to which they apply. Applied plates, permanently attached, are acceptable. Floor buttons shall be provided with visual indicators to show when each call is registered.

The visual indicators shall be extinguished when each call is answered.

23.4 The emergency stop and emergency signal bell devices shall be approximately 35 inches above the car floor. The highest car dispatch button shall be no more than 54 inches above the floor.

23.5 A metal service cabinet shall be located directly below, or arranged as an integral lower section, of the main car operating panel. The service cabinet shall have a hinged or slide type door with independently keyed cylinder lock. Door, if of the hinged type, shall be arranged to swing away from the elevator entrance. The following devices shall be mounted behind the metal door:

A. Keyed cab lighting switch.

B. Keyed car fan or blower switch.

C. Emergency light test button.

D. Keyed toggle inspection switch to permit use of hoistway access switch.

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E. 110V. duplex receptacle, complete with wiring, conduit, cover installed in service cabinet.

23.6 Provide new landing button signal fixtures for the passenger elevator containing up and down buttons at each intermediate landing, single button fixtures at each terminal landing, and an integral registration light for each button.

23.7 Pressing of one or more car dispatch or landing call buttons shall start the car automatically as soon as the hoistway door interlock and car gate (or door) contact circuits are established and shall automatically stop the car at the first landing for which a car dispatch button has been pressed, or for which a landing call button has been pressed corresponding to the direction in which car is traveling. The car shall stop at all landings for which such calls have been registered and these stops shall be made in the order in which the landings are reached by car, irrespective of the sequence in which the buttons have been pressed, provided that the button for a given landing has been pressed sufficiently in advance of the car arrival at that landing to permit the stop to be made.

23.8 If no car dispatch buttons have been pressed and the car starts up in response to several "Down" calls, the car shall serve the highest "Down" call first and then collect the other "Down" calls. The "Up" call shall be served in the same way when car starts down in response to "Up" calls by first serving the lowest "Up" call registered.

22.9 If while car is making its upward trip, "Down" calls are registered at the various landings, no effect shall be obtained during the upward trip, although the calls shall remain registered. After the last passenger traveling in the "Up" direction has left the car and the door interlock circuit is established, the elevator shall continue upward to the highest registered "Down" call, automatically reverse, and start downward, collecting passengers at all landings at which "Down" calls are registered. Similarly, the downward trip of the car shall not be affected by the registering of "Up" calls, but such calls shall remain registered and be answered on the next upward trip.

24. MACHINE ROOM AND HOISTWAY

24.1 Provide all necessary LED lighting, GFI outlets and disconnects required by Code in the machine room, pit and hoistway.

24.2 Provide pans under roof drain line. Eliminate the potential for water on controller.

(If required)

24.3 Provide car top handrails.

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24.4 Provide HVAC. (as required)

24.5 Provide all code mandated items.

25. PASSENGER DOOR OPERATOR:

25.1 A new electric “closed loop” power door operator shall be provided.

25.2 The opening shall be of the high (3 ft./sec) speed type. Speeds noted are minimum averages.

25.3 The doors shall operate smoothly without slam in both the opening and closing directions and they shall be cushioned in their final movement in both directions of travel.

A. The door operating mechanism shall comply with ANSI A17.1 requirements. The hoistway doors shall be self-locking and self-closing at all times.

B. All door operating levers shall be constructed of heavy steel members. All pivot points shall have ball or roller bearings. All brackets and other supports required to support door operating mechanism shall be provided.

25.4 The passenger elevator shall have automatic door reopening proximity-type detection devices so arranged so that, if any car door either approaches or meets an obstruction in closing, the car door and the hoistway door shall automatically stop, reopen completely for a preset (adjustable) door open time, then re-close.

The devices shall be so designed and adjusted as to minimize the possibility of injury to passengers. Center-opening doors shall have a reopening device on each leading door section. The proximity device shall have infrared beams that provide a pattern of beams across the door opening that covers an area from the sill to a height of a minimum of 64 inches. Beams shall scan the opening at a scan rate of not less than 10 times a second.

26. INDIVIDUAL CAR CONTROL FUNTIONS:

26.1 Individual controller shall be a NEMA 1 enclosures, with locking cabinet doors.

A. Leveling: An automatic two-way leveling device shall be provided and designed to govern the leveling of the car to within ¼" above or below the landing sill. Any other travel or under travel or rope stretch shall return the car level to the landing sill automatically with the first movement of leveling.

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B. The doors shall open automatically when the car arrives at the floor to permit transfer of passengers. After an adjustable time interval, the doors shall automatically close.

C. Reopening shall be initiated as the computer calculates the correct point at which to initiate the door opening using both velocity and distance information.

1. Door Timing. The door open time shall be field adjustable with resolution of 0.1 second. The dwell time for a car call stop shall be adjustable between three (3) and eight (8) seconds, and the dwell time for a hall call stop shall be adjustable between five (5) and ten (10) seconds. The hall call timing shall predominate. In the event the light beam is interrupted, the door open time shall be reduced to an adjustable 0.5 to ten seconds and shall be separately adjustable for a car or hall call stop.

2. Door Protection. When the doors do not open or close perfectly according to their respective operation, they repeat or recycle the operation for a period of four minutes. After that time, the microprocessor shall shut down the car to prevent any damage to the door equipment.

3. Nudging. In the event the doors are held open for a predetermined time interval (20-25 seconds) after automatic door closing has been initiated, a buzzer shall sound and a signal given to close the door at reduced speed and torque.

D. Operating Controls.

1. Emergency Operation: The elevators shall be recalled in the event of a fire or other emergency conditions. The operation shall be according to ANSI/ASME A17.1 - 2019.

2. Emergency Power: Battery powered emergency lowering device shall be provided. Car shall park at the main egress landing. (first floor)

3. Independent Service. The control shall provide for operation of each elevator from car buttons only. Under this operation, door closing shall be initiated by constant pressure of the door close button.

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4. PIT FLOOD ALARM:

1. Provide a two-stage pit flood device. Stage I shall operate when the water level exceeds two inches above the pit floor, and shall activate a bell mounted in the pit.

2. Stage II shall operate when the water level exceeds six inches above the pit floor, and shall activate a circuit which shall initiate Emergency Fire Service Recall Phase I to recall to the Alternate egress landing, and remove the elevator from operation until the pit flood device has been reset.

3. The lowest level car call shall be blocked on

Emergency Fire Service Phase II only on pit flood alarm operation to prevent operation into a flooded pit.

27. N/A:

27.1 Design Specifications

A. Where computing devices are used, such as microprocessors along with associated devices, the following design specifications shall be provided:

1. All inputs from external devices (such as pushbuttons) and all outputs to external devices (such as indicators, relays) shall be isolated with opto-isolation modules.

2. All external connections to the opto-isolation modules shall be fused.

3. All opto-isolation modules and associated fuses shall be plug-ins.

4. Crystal frequency regulation shall be used for the main processor clock.

B. Printed Circuits and Solid-State Hardware

1. All printed circuit boards shall be fabricated with G10 glass epoxy material with a minimum equivalent two ounce copper.

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2. All printed circuitry shall be coated with tin-lead.

3. A solder mask screen shall be provided.

4. A silk screen with outline and component identification shall be used on all printed circuit boards.

5. A printed circuit board edge connections shall be gold plated.

6. All solid-state hardware shall have built-in noise suppression devices which provide a high level of noise immunity.

28. LEVELING DEVICE:

28.1 The elevator car shall be equipped with an approved two-way automatic maintaining type leveling device. The device shall automatically bring the car to a stop with the car floor within 1/4 inch of level with any landing floor for which a stop has been initiated (within a definite range of distance in advance of the landing) regardless of load or direction of travel as well as under travel and shall maintain the car floor within 1/4 inch of level with the landing floor regardless of the change in load.

29. GUIDE RAILS:

29.1 The existing car guide rails for all elevators may be reused. Main rails shall be realigned and painted.

A. Guide rails shall be realigned plumb and parallel with a maximum deviation of

1/16 inch. All shimming required shall be of metal securely held in place.

Splice plates shall not interfere with supporting clamps and brackets in place.

Splice plates shall not interfere with supporting clamps and brackets. Each splice plate bolt shall be drawn up tight. The guide rail anchorage in pit shall not reduce the effectiveness of the pit waterproofing.

B. Plumb lines shall not be removed without Government inspector's approval.

C. Before the cars are placed in service, rails shall be thoroughly cleaned and smoothed and painted. When the car is tested the rails shall be clean, free from rust and any signs of abrasion.

30. TERMINAL STOPPING DEVICES:

30.1 Terminal stopping devices located in hoistway or on the car and operated by cams

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shall be fitted with rollers having a rubber or other approved composition tread to provide practically silent operation when actuated by the cam.

31. ROLLER GUIDE ASSEMBLIES:

31.1 Provide new spring-loaded roller guide assemblies on car for Elevator S-1. Roller guide assemblies shall be provided with adjustable mountings and shall be rigidly secured in accurate alignment.

A. Each roller type guide assembly shall consist of rollers assembled on a metal base and designed and mounted to provide continuous contact of all rollers with the corresponding three finished rail surfaces under all conditions of load and operation. Each roller shall be tired with a resilient oil resistant material and shall rotate on precision grade ball bearings. Ball bearings shall be pre-lubricated and sealed for life. The roller guide assemblies shall operate quietly under all conditions.

31.2 All elevator cars shall be balanced in both post-wise and front-to-back directions.

32. CAR FRAME AND PLATFORM:

32.1 Retain existing car frame and platform. The platform shall be constructed to receive the type of finished flooring specified under the car description for the elevator.

32.2 The plunger shall be effectively sound isolated from the car frame.

32.3 Data and lubrication plates secured to car frame shall be of a corrosion resistant metal.

33. CAR ENCLOSURE:

33.1 Provide new cab shell. Provide new fronts and car doors. New fronts, return and car doors shall be No. 4 brushed Stainless Steel.

A. The cab for service elevator No. S-1 shall be:

1. A 16-gauge satin stainless steel with a patterned finish (5WL).

2. Cab ceiling shall be manufactured from satin stainless steel. The lighting will come from fully recessed light boxes. The lighting used shall be LED.

3. The cab walls shall be protected with a double row of stainless-steel handrails.

4. The fronts shall be satin stainless steel, with a full swing return. All doors and transoms to be satin stainless steel.

5. Flooring to be Aluminum checker plate.

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33.2 The car enclosure walls except return panels at entrance side for elevator shall be of

No. 14 U.S.S. gage sheet steel in shell type construction. The new car return panels at entrance side including integral entrance columns; head frame and transom panel shall be No. 14 U.S.S. gage stainless steel for the passenger elevator. Stainless steel shall have No. 4 brushed finish.

Provide new Stainless Steel No.4 finished car doors and new Nickle Silver car sill.

33.3 The car interior walls shall be formed of metal sheets jointed together. Square corner columns shall finish tangent with the wall panels. All walls shall be reinforced for rigidity and present true surfaces free from warp and buckle. Wall panels and square corners shall be secured to each other by means of bolts, rivets, or welding, to present a light-proof joint. All rivets showing on car interior shall be countersunk flush with surface. All joints that must be field assembled shall be guaranteed against squeaks, and be drawn up tight, with bolts fitted with washers and lock washers. The entire car assembly including frame and platform shall operate entirely free from squeaks and metallic sounds. The bottom of the interior walls shall be provided with a continuous base angle which shall be secured to platform by through bolts fitted with plain washers, lock washers and nuts.

Welding metal shall be of the same kind as the parts which are joined. Welds which are exposed shall be of the same color and have the same finish as the metals which are joined. Concealed structural or reinforcing members shall be of well finished sheet stock or rolled shapes.

33.4 The car interior walls shall be formed of metal sheets jointed together. Square corner columns shall finish tangent with the wall panels. All walls shall be reinforced for rigidity and present true surfaces free from warp and buckle.

Wall panels and square corners shall be secured to each other by means of bolts, rivets, or welding, to present a light-proof joint. All rivets showing on car interior shall be countersunk flush with surface. All joints that must be field assembled shall be guaranteed against squeaks, and be drawn up tight, with bolts fitted with washers and lock washers. The entire car assembly including frame and platform shall operate entirely free from squeaks and metallic sounds. The bottom of the interior walls shall be provided with a continuous base angle which shall be secured to platform by through bolts fitted with plain washers, lock washers and nuts. Welding metal shall be of the same kind as the parts which are joined. Welds which are exposed shall be of the same color and have the same finish as the metals which are joined.

Concealed structural or reinforcing members shall be of well finished sheet stock or rolled shapes.

33.5 Unless otherwise specified, the top emergency exit panel shall be of sheet steel with finish to match car interior walls. When car has plenum chamber ventilation, removable panel sections shall be provided in both car ceiling and

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plenum chamber and shall be so constructed that the entire top emergency exit may be removed as a unit. An electric contact shall be provided for top emergency exit (to prevent operation of elevator when exit panel is open).

A. The car top shall be of not less than No. 14 U.S.S. gage sheet steel suitably braced to meet requirements of the A17.1 Code. Exit details including hinging and locking arrangement of side exit door where required, shall be shown on shop drawings.

33.6 Ventilation system of exhaust type shall be provided arranged to exhaust air through opening around suspended ceiling.

A. The system shall include a blower driven by a direct connected motor and mounted on top of car with isolation to effectively prevent transmission of vibration to the car structure. The blower shall have not less than two operating speeds with a rated free delivery air displacement of approximately 380 and 265 c.f.m. at the respective speeds. The unit design and installation shall be such that the maximum noise level when operating at high speed shall not exceed 55 dba approximately three feet above the car floor. A three-position switch to control the blower unit shall be provided in the car service cabinet.

B. The fan or blower and interior car lighting shall start upon the pressing of a car or landing call button and shall stop at predetermined time (approximately 2 minutes) after car has answered the last registered call.

Service lights on top and bottom of car shall not be affected by shut-down circuit.

33.7 LED light fixtures with wire guards shall be provided on top of the car and also beneath the car platform. Duplex receptacles shall be provided on the top of the car and beneath the car platform to supply 120 V.A.C. Outlets shall be 2 pole, 3 wire grounded type rated for 15 amperes at 125 volts conforming to Federal Specification W-C-596/12A.

33.8 Car interior lighting for elevator shall be Low Voltage LED type fixtures.

33.9 The LED lighting system shall be required to achieve initial output of 20-foot candles at any point on the floor. Lighting shall be controlled by on/off key switch located in car station service panel.

33.10 Flooring to be Aluminum checker plate.

33.11 A car base approximately 4 inches high formed of No. 14 U.S.S. gage stainless steel shall be provided. The base shall be recessed at the bottom of wall panels on all sides not used for entrance. Concealed vent openings of appropriate area shall be provided between the top of base and bottom of wall panels.

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33.12 Car doors shall be of an insulated double panel construction, not less than seven-eighths inch thick. The doors shall be hung on two-point suspension sheave type ball bearing hangers similar to those specified for hoistway doors except that sheaves shall be of sound reducing design. The door panels shall be rigid and reinforced for installation of hangers, door operating equipment, door re-opening device and hardware. Door panels shall be guided at the bottom by nylon or composition gibs per panel engaging in threshold grooves with a minimum clearance. Gibs shall be easily replaceable without removing doors from hangers. Rubber bumpers shall be provided for door similar to those specified for hoistway door. The exposed interior surfaces and edges of car door panels shall be faced with not less than No. 16 U.S.S. gage sheet stainless steel.

33.13 The car capacity plate shall be of stainless steel and in addition to…