Section 14220 ELECTRIC TRACTION ELEVATOR MODERNIZATION Final 080520.pdf

LERCH BATES INC. TRACTION ELEVATOR

Elevator Consulting Group MODERNIZATION

Hatfield Courthouse, Portland, Oregon February 10, 2020 LB Project No 0100024886-001 2020 Lerch Bates inc.

SECTION 14220 - ELECTRIC TRACTION ELEVATOR MODERNIZATION

PART 1 - GENERAL

1.1 WORK INCLUDED

A. Two traction elevators as follows:

1. Two gearless judges passenger elevators, Cars 10 and 11.

B. All engineering, equipment, labor, and permits required to satisfactorily complete elevator modernization required by Contract Documents.

C. Additional equipment or finishes furnished under other sections, installed under this section:

1. The US Courts Security Contractor will install the security equipment listed below. The elevator contractor shall provide traveler cable to support each component, as detailed in Section J.3 and shall provide all cutouts, filler plates, and other mounting hardware to support the installation of the devices.

a. CCV Camera system

b. Card reader security system

c. Intercom/ with Duress Button system

D. Cartage and Hoisting: All required staging, hoisting, and movement to, on, and from the site including new equipment, reused equipment, or dismantling and removal of existing equipment.

E. Unless specifically identified as “Reuse,” “Retain,” or “Refurbish,” provide new equipment.

F. Protective barriers between cars in normal operation and adjacent cars in the modernization process. Full depth and height of hoistway.

G. Hoistway, pit, and machine room barricades as required.

1.2 DEFINITIONS

A. Terms used are defined in the latest edition of the Safety Code for Elevators and Escalators, ASME A17.1.

B. Reference to a device or a part of the equipment applies to the number of devices or parts required to complete the installation.

C. Provisions of this specification are applicable to all elevators unless identified otherwise.

1.3 QUALITY ASSURANCE

A. Qualified Contractors: Alternate Contractors must receive approval of GSA at least 14 days prior to bid date.

B. Approved Contractors:

1. Gearless and Geared Elevators: KONE, Otis, Schindler, Thyssenkrupp, Centric.

2. Alternate Contractors must receive approval of GSA at least 14 calendar days prior to bid date.

C. Warranty:

1. Material and workmanship of installation shall comply in every respect with Contract

Documents. Correct defective material or workmanship which develops within one year

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from date of final acceptance of all work to satisfaction of GSA at no additional cost, unless due to ordinary wear and tear or improper use or care by GSA.

2. Defective is defined to include, but not be limited to: Operation or control system failures, car performance below required minimum, excessive wear, unusual deterioration, or aging of materials or finishes, unsafe conditions, the need for excessive maintenance, abnormal noise, or vibration, and similar unsatisfactory conditions.

3. Retained Equipment: All retained components, parts, and materials shall be cleaned, checked, modified, repaired, or replaced so each component and its parts are in like new operating condition. Retained equipment must be compatible for integration with new systems. All retained equipment shall be covered under the warranty provisions, of Article

1.3 C. 1. and 2. above.

4. Make modifications, requirements, adjustments, and improvements to meet performance requirements of Section 14220.

1.4 DOCUMENT AND SITE VERIFICATION

A. In order to discover and resolve conflicts or lack of definition which might create problems, Contractor must review Contract Documents and site conditions for compatibility with its product prior to submittal of quotation. Review existing structural, electrical, and mechanical provisions for compatibility with Contractor’s products. GSA will not pay for change to structural, mechanical, electrical, or other systems required to accommodate Contractor’s equipment.

1.5 PERMIT, TEST, AND INSPECTION

A. Obtain and pay for any permit, license, and inspection fees necessary to complete installation.

B. Perform test required by Governing Authority in accordance with procedure described in ASME A17.2 Guide for Inspection of Elevators, Escalators, and Moving Walks in the presence of Authorized Representative.

C. Supply personnel and equipment for test and final review by GSA.

PART 2 - PRODUCTS

2.1 SUMMARY

A. Two Judges Passenger Elevators. Unless specifically identified as “retain existing,” provide new equipment.

ELEVATORS 10 AND 11 Existing Equipment Disposition

Capacity: 3,500 lbs. Retain existing

Class Loading: Passenger Class A Retain existing

Contract Speed: 700 fpm Retain existing

Machine: Gearless Provide new

Machine Location: Overhead Retain existing

Supervisory Control: Group automatic Group automatic microprocessor-based system

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ELEVATORS 10 AND 11 Existing Equipment Disposition

Motor Control: DC variable voltage AC variable voltage variable frequency microprocessor-based with digital closed-loop feedback

Power Characteristics: Field verify Retain existing

Stops and Openings: 17, all front Retain existing

Floors Served: B1, 1-16 Retain existing

Travel: Field verify Retain existing

Platform Size: Field verify Retain existing

Minimum Clear Interior: Field verify Retain existing

Entrance Size: 3' x 6" wide x 7' x 0" high Retain existing

Entrance Type: Single-speed center-opening Retain existing

Door Operator: High-speed heavy-duty High-speed heavy-duty with 2½ fps minimum opening speed

Door Protection: Infrared full screen device Infrared full screen device with differential timing, nudging, and interrupted beam time

Safety: Flexible guide clamp – Type B Retain existing

Guide Rails: Planed steel tees Retain existing. Voluntary upgrade to fishplates

Buffers: Oil Retain existing

Compensation: Contractor’s standard application Retain existing

2.2 CAR AND GROUP PERFORMANCE

A. Car Speed: ±3% of contract speed under any loading condition.

B. Car Capacity: Safely lower, stop and hold 125% of rated load.

C. Car Stopping Zone: ±1/4" under any loading condition.

D. Door Opening Time: Seconds from start of opening to fully open.

1. Elevators 10 and 11: 1.6 seconds.

E. Door Closing Time: Seconds from start of closing to fully closed.

1. Elevators 10 and 11: 2.4 seconds.

F. Car Floor-to-Floor Performance Time: Seconds from start of doors closing until doors are 3/4 open for center-opening doors or 1/2 open for side-opening doors, and car level and stopped at next successive floor under any loading condition or travel direction (18'-0" typical floor height).

1. Elevators 10 and 11: 9.1 seconds.

G. Car Ride Quality:

1. Horizontal and vertical acceleration within car during all riding and door operating conditions.

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a. Elevators 10-11: Not more than 15 mg peak-to-peak (adjacent peaks) in the 1-10 Hz range.

2. Acceleration and Deceleration: Smooth constant and not more than 3 feet/second² with an initial ramp between 0.5 and 0.75 second.

3. Sustained Jerk: Not more than 6 feet/second³.

4. Measurement Standards: Measure and evaluate ride quality consistent with ISO 18738, using low pass cutoff frequency of 10 Hz and A95 peak-to-peak average calculations.

H. Noise and Vibration Control:

1. Airborne Noise: Measured noise level of elevator equipment and its operation shall not exceed 60 dBA inside car under any condition including door operation and car ventilation exhaust blower on its highest speed. Limit noise level in the machine room relating to elevator equipment and its operation to no more than 80 dBA. All dBA readings to be taken 3'-0" off the floor and 3'-0" from the equipment using the “A” weighted scale.

2. Vibration Control: All elevator equipment provided under this contract, including power unit, controller, oil supply lines, and their support shall be mechanically isolated from the building structure and electrically isolated from the building power supply and to each other to minimize the possibility of objectionable noise and vibrations being transmitted to occupied areas of the building.

2.3 OPERATION

A. Selective Collective Microprocessor-Based, Elevator 10 and Elevator 11:

1. Operate car without attendant from pushbuttons in car and located at each floor. When car is available, automatically start car and dispatch it to floor corresponding to registered car or hall call. Once car starts, respond to registered calls in direction of travel and in the order the floors are reached.

2. Do not reverse car direction until all car calls have been answered, or until all hall calls ahead of car and corresponding to the direction of car travel have been answered.

3. Slow car and stop automatically at floors corresponding to registered calls, in the order in which they are approached in either direction of travel. As slowdown is initiated for a hall call, automatically cancel hall call. Cancel car calls in the same manner. Hold car at arrival floor an adjustable time interval to allow passenger transfer.

4. Answer calls corresponding to direction in which car is traveling unless call in the opposite direction is highest (or lowest) call registered.

5. Illuminate appropriate pushbutton to indicate call registration. Extinguish light when call is answered.

B. Other Items:

1. Load Weighing: Provide means for weighing car passenger load. Control system to provide dispatching at main floor in advance of normal intervals when car fills to capacity.

Provide hall call by-pass when the car is filled to preset percentage of rated capacity and traveling in down direction. Field adjustment range: 10%-100%.

2. Anti-Nuisance Feature: If car loading relative to weight in car is not commensurate with number of registered car calls, cancel car calls. Systems employing either load weighing or door protective device for activation of this feature are acceptable.

3. Independent Service: Provide controls for operation of each car from its pushbuttons only. Close doors by constant pressure on desired destination floor button or door close button. Open doors automatically upon arrival at selected floor.

4. Car-to-Lobby Feature: Provide the means for automatic return to the lobby floor. Return car nonstop after answering pre-registered car calls, and park with doors open for an adjustable time period of 60-90 seconds. Upon expiration of time period, car shall automatically revert to normal operation and close its doors until assigned as next car or until the car is placed on manual control via in-car attendant or out-of-service switch.

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C. Firefighters’ Service: Provide equipment and operation in accordance with Code requirements.

D. Automatic Car Stopping Zone: Stop car within 1/4" above or below the landing sill. Maintain stopping zone regardless of load in car, direction of travel, distance between landings, hoist rope slippage, or stretch.

E. Motion Control: Microprocessor-based AC variable-voltage variable frequency with digitally encoded closed-loop velocity feedback suitable for operation specified and capable of providing smooth, comfortable car acceleration, retardation, and dynamic braking. Limit the difference in car speed between full load and no load to not more than ±3% of the contract speed.

F. Selective Leveling: Provide means to limit elevator car speed when traveling between adjacent floors.

G. Door Operation: Automatically open doors when car arrives at main floor. At expiration of normal dwell time, close doors. Reopen doors when car is designated for loading. Provide “heavy door/variable air pressure” feature for consistent specified door operation within appropriate speed and inertia limits.

H. Standby Lighting and Alarm: Car mounted battery unit with solid-state charger to operate alarm bell and car emergency lighting. Battery to be rechargeable with minimum five-year life expectancy. Include required transformer. Provide constant pressure test button in service compartment of car operating panel. Provide lighting integral with portion of normal car lighting system.

I. Standby Power Operation: Upon loss of normal power, adequate standby power will be supplied via building electrical feeders to simultaneously start and run one car in each group and single cars at contract car speed and capacity.

1. Automatically return one car at a time in each group and single car(s) nonstop to designated floor, open doors for approximately 3.0 seconds, close doors, and park car.

During return operation, car and hall call pushbuttons shall be rendered inoperative. As each car parks, system shall immediately select the next car until all cars in a group have returned to the designated floor. If a car fails to start or return within 30 seconds, system shall automatically select the next car in the group to automatically return.

2. When all cars in a group have returned to the designated floor, one car in each group shall be designated for automatic operation. When a service demand exists for 30 seconds and designated car fails to start, next available car in the group shall be automatically selected for operation.

3. Provide separate group selection switches in firefighters’ control panel and security control panel.

a. Switches shall be labeled “STANDBY POWER OVERRIDE” with positions marked

“AUTO” and appropriate car numbers controlled by each respective switch. Key shall be keyed same as key utilized for firefighters’ Phase I and II key switch. Key shall be removable in “AUTO” position only.

b. Switch shall override automatic return and automatic selection functions, and cause the manually selected car to operate. Manual selection shall cause car to start and proceed to designated floor and open and close its doors before standby power is manually transferred to next selected car.

c. Provide “STANDBY POWER” indicator lights, one per car, in security control panels. Indicator light illuminates when corresponding car is selected, automatically or manually, to operate on standby power.

4. Successive Starting: When normal power is restored or there has been a power interruption, individual cars in each bank shall restart at five second intervals.

J. Card/Proximity Reader Security System: Maintain existing system. Work with existing US Courts subcontractor on ensuring that existing security system integrates with new controls and

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functions as currently configured. Provide a filler plate to match card slot size and car return panel finish, including direction of graining, where card slot or proximity reader cutout is not initially utilized. Elevator control systems shall facilitate system tracking of persons accessing secure floors via printout by passenger I.D. number, floor accessed, and time of entry.

K. Pushbutton Crossover Network: Provide an interim crossover network to interface new and old group supervisory systems for purposes of cross cancellation of registered car and hall calls until modernization of individual group is complete.

2.4 MACHINE ROOM EQUIPMENT

A. Arrange equipment in existing machine room spaces.

B. Gearless Traction Hoist Machine, Elevators 10-11: Provide new.

1. AC induction or P.M.S.M. ACV³F gearless traction type motor with brake, drive sheave, and deflector sheave mounted in proper alignment on a common, isolated bedplate.

Provide bedplate blocking to elevate secondary or deflector sheave above machine room floor.

2. Provide hoist machine mounted direct drive, digital, closed-loop velocity encoder.

3. Hoist machine installations which require blockouts through machine room floor for other than hoist ropes shall be provided with a 14-gauge galvanized sheet metal enclosure over entire blockout on underside of floor slab.

C. Solid State Power Conversion and Regulation Unit:

1. Provide solid state, alternating current, variable voltage, variable frequency (ACV³F), I.G.B.T. converter/inverter drives.

2. Design unit to limit current, suppress noise, and prevent transient voltage feedback into building power supply. Provide internal heat sink cooling fans for the power drive portion of the converter panels. Conform to IEEE standards 519-1992 for line harmonics and switching noise.

3. Isolate unit to minimize noise and vibration transmission. Provide isolation transformers, filter networks, and choke inductors.

4. Suppress solid-state converter noises, radio frequency interference, and eliminate regenerative transients induced into the mainline feeders or the building standby power generator.

5. Supplemental direct-current power for the operation of hoist machine brake, door operator, dispatch processor, signal fixtures, etc., from separate static power supply.

6. ACV³F Drives for gearless elevators shall be regenerative and utilize IGBT converter/inverter and dynamic braking during overhauling condition.

D. Encoder: Direct drive, solid-state, digital type. Update car position at each floor and automatically restore after power loss.

E. Controller: UL/CSA labeled.

1. Compartment: Securely mount all assemblies, power supplies, chassis switches, relays, etc., on a substantial, self-supporting steel frame. Completely enclose equipment with covers. Provide means to prevent overheating.

2. Relay Design: Magnet operated with contacts of design and material to insure maximum conductivity, long life, and reliable operation without overheating or excessive wear.

Provide wiping action and means to prevent sticking due to fusion. Contacts carrying high inductive currents shall be provided with arc deflectors or suppressors.

3. Microprocessor-Related Hardware:

a. Provide built-in noise suppression devices which provide a high level of noise immunity on all solid-state hardware and devices.

b. Provide power supplies with noise suppression devices.

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c. Isolate inputs from external devices (such as pushbuttons) with opto-isolation modules.

d. Design control circuits with one leg of power supply grounded.

e. Safety circuits shall not be affected by accidental grounding of any part of the system.

f. System shall automatically restart when power is restored.

g. System memory shall be retained in the event of power failure or disturbance.

h. Equipment shall be provided with Electro Magnetic Interference (EMI) shielding within FCC guidelines.

4. Wiring: CSA labeled copper for factory wiring. Neatly route all wiring interconnections and securely attach wiring connections to studs or terminals.

5. Permanently mark components (relays, fuses, PC boards, etc.) with symbols shown on wiring diagrams.

6. Provide controller or machine mounted auxiliary, lockable “open,” disconnect if mainline disconnect is not in sight of controller and/or machine.

7. Provide riot control all cars.

F. Sleeves and Guards: Provide 2" steel angle guards around cable or duct slots through floor slabs or grating. Provide rope and smoke guards for sheaves, cables, and cable slots in machine room and secondary machinery levels.

G. Machine and Equipment Support Beams, Elevators 10-11:

1. Provide structural steel beams required for direct support of and attachment to building structure of hoist machine, deflector sheaves, overhead sheaves, governor, and hoist rope dead-end hitch assemblies.

2. Provide bearing plates, anchors, shelf angles, blocking, embedment, etc., for support and fastening of machine beams or equipment to the building structure.

3. Isolate machine and overhead sheave beams to prevent noise and vibration transmission to building structure.

H. Governor: Centrifugal-type, with pull-through jaws and bi-directional shutdown switches. Provide required bracketing and supports for attachment to building structure.

I. Emergency Brake:

1. Provide means to prevent ascending car over-speed and unintended car movement per

Code.

2. Acceptable emergency brake devices:

a. BODE Rope Brake

b. Hollister-Whitney Rope Gripper

3. Mount the auxiliary brake on suitable structural steel supports. Provide a drawing showing the supports, stamped by Professional Engineer verifying the adequacy of the support provided.

4. Provide control circuits to enable the device to function as required by Code.

2.5 HOISTWAY EQUIPMENT

A. Guide Rails: Retain main and counterweight guide rails in place.

1. Clean rails and brackets. Remove rust.

2. Check all rail and bracket fastenings and tighten.

3. Realign rails as required to provide smooth car ride.

4. Provide supplemental rail brackets and/or backing as required by Code or to enhance car ride quality.

B. Buffers, Car and Counterweight: Retain existing.

1. Drain, flush, refill, and test.

2. Rebuild as required and paint.

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3. Retrofit switch to limit elevator speed if buffer is compressed.

4. Retrofit buffer access ladder and platform.

C. Sheaves, Elevators 10-11: Machined grooves and sealed bearings. Provide mounting means to machine beams, machine bedplate, car and counterweight structural members, or building structure.

D. Counterweight: Retain counterweight.

E. Counterweight Guide Shoes: Replace all rollers and add retainer plates.

F. Counterweight Guard: Where counterweight is provided between adjacent elevators, provide runway guard next to the adjacent elevator.

G. Governor Rope and Encoder Tape Tensioning Sheaves: Mount sheaves and support frame on pit floor or guide rail. Provide frame with guides or pivot point to enable free vertical movement and proper tension of rope and tape.

H. Compensation: Retain existing. Replace if estimated remaining life is less than five years. No proration is allowed.

I. Terminal Stopping: Provide normal and final devices. Provide emergency terminal speed limiting devices.

J. Electrical Wiring and Wiring Connections:

1. Conductors and Connections:

a. Copper throughout with individual wires coded and connections on identified studs or terminal blocks.

b. Use no splices or similar connections in wiring except at terminal blocks, control compartments, or junction boxes.

c. Provide 10% spare conductors throughout. Run spare wires from car connection points to individual elevator controllers in the machine room.

d. Provide eight pair of spare shielded communication wires in addition to those required to connect specified items.

e. Tag spares in machine room.

2. Conduit:

a. Painted or galvanized steel conduit, EMT, or duct.

b. Minimum Conduit Size: 3/4".

c. Flexible heavy-duty service cord may be used between fixed car wiring and car door switches for door protective devices.

3. Traveling Cables:

a. Flame and moisture-resistant outer cover. Prevent traveling cable from rubbing or chafing against hoistway or equipment within hoistway.

b. Provide the cables listed below to support Electronic Security Systems equipment. All cables listed below shall be terminated in the Courts Security Contractor provided junction box in the elevator machine room:

1) One (1) 2-Pair twisted shielded 18AWG cable for an OSDP credential reader.

2) One (1) 1-Pair twisted shielded 18AWG cable for a camera.

3) One (1) 1-Pair twisted shielded 18AWG cable for an intercom.

4) One (1) 1-Pair twisted shielded 18AWG cable for a duress switch.

5) One (1) 3-Pair twisted shielded 18AWG cable for spare/expansion.

6) One (1) 4-pair twisted shielded 18AWG cable for future cameras.

c. Provide two RG-6/U coaxial CCTV cables within traveling cable from car controller to car top, plus 3'-0" excess loop at both ends.

d. Provide two pair 14-gauge wire for CCTV power.

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4. Auxiliary Wiring: Connect fire alarm initiating devices, emergency two-way communication system, paging speaker, and coordinate with US Courts subcontractor for connections of card reader and intercom in each car controller in machine room.

K. Entrance Equipment: Retain existing. Refurbish/replace and adjust assemblies to ensure smooth and quiet mechanical open and close of doors.

1. Door Hangers and Rollers: Replace all rollers.

2. Door Track: Refurbish and/or replace as required.

3. Door Interlocks: Refurbish and/or replace as required.

4. Door Closers: Refurbish and/or replace as required

L. Hoistway Door Unlocking Device: Provide unlocking device with escutcheon in door panel at all floors, with finish to match adjacent surface.

M. Hoistway Access Switches: Mount in at top and bottom floors.

N. Floor Numbers: Stencil paint 4" high floor designations in contrasting color on inside face of hoistway doors or hoistway fascia in location visible from within car.

2.6 HOISTWAY ENTRANCES

A. Frames: Retain existing.

B. Door Panels: Retain existing. Provide new door gibs with fire tabs at all floors. Minimum two gibs per panel, one at leading edge, and one at trailing edge of each panel.

C. Sight Guards: Retain existing.

D. Sills: Retain existing. Clean and polish. Check and tighten all fastenings.

E. Sill Supports: Retain existing. Check and tighten all fastenings.

F. Fascia, Toe Guards, and Hanger Covers: Retain existing. Provide as required where damaged or missing. Check and tighten all fastenings.

G. Struts and Headers: Retain existing. Check and tighten all fastenings.

2.7 CAR EQUIPMENT

A. Frame: Retain Existing. Check and tighten all fastenings.

B. Safety Device: Retain existing. Check and tighten all fastenings.

C. Platform: Retain existing. Reinforce if required. Check and tighten all fastenings.

D. Platform Apron: Provide new extended platform apron to meet Code. Minimum 14-gauge steel reinforced and braced to car platform Contractor’s standard finish.

E. Guide Shoes: Roller type with three or more spring dampened, sound-deadening rollers per shoe. Maximum roller rotation speed, 350 rpm.

F. Finish Floor Covering: Retain existing.

G. Sills: Retain existing. Clean and polish. Check and tighten all fastenings.

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H. Doors: Retain existing. Retrofit dual gibs, one at trailing edge and one at leading edge of each panel.

I. Door Hangers: Retain existing. Replace roller or complete hanger assembly as required. Check and tighten all fastenings.

J. Door Track: Retain existing. Clean and sand for smooth, quiet operation. Check and tighten all fastenings.

K. Door Header: Retain existing. Check and tighten all fastenings.

L. Door Electrical Contact: Prohibit car operation unless car door is closed.

M. Door Clutch: Heavy-duty clutch, linkage arms, drive blocks, and pickup rollers or cams to provide positive, smooth, quiet door operation. Design clutch so car doors can be closed, while hoistway doors remain open.

N. Restricted Opening Device: Restrict opening of car doors outside unlocking zone. Plunger type restrictors not acceptable.

O. Door Operator: Provide new.

1. High-speed, heavy-duty door operator capable of opening doors at no less than 2½ fps.

Accomplish reversal in no more than 2½" of door movement. Provide solid-state door control with closed loop circuitry to constantly monitor and automatically adjust door operation based upon velocity, position, and motor current. Maintain consistent, smooth, and quiet door operation at all floors, regardless of door weight or varying air pressure.

2. Acceptable closed-loop door operators:

a. KONE: AMD 2.0

b. Otis: Glide P

c. Schindler: QKS 15 Heavy Duty

d. thyssenkrupp: HD91 StarTrac

e. G.A.L.: MOVFR or MOVFE

P. Door Control Device:

1. Infrared Reopening Device:

a. Black fully enclosed device with full screen infrared matrix or multiple beams extending vertically along leading edge of each door panel to minimum height of 7'-0" above finished floor. Provide extension of housing and lens full height of the door. Device shall prevent doors from closing and reverse doors at normal opening speed if beams are obstructed while doors are closing, except during nudging operation. In event of device failure, provide for automatic shutdown of car at floor level with doors open

b. Acceptable Infrared Reopening Device:

1) Cegard/MAX-154 by CEDES

2) Gatekeeper by Adams

3) Lambda II by Otis

4) Magic Edge by Tri-Tronics

5) Microlite by thyssenkrupp

6) Microscan E by T.L. Jones

7) Pana40 Plus by Janus

2. Nudging Operation: After beams of door control device are obstructed for a predetermined time interval (minimum 20.0-25.0 seconds), warning signal shall sound and doors shall attempt to close with a maximum of 2.5-foot pounds kinetic energy.

Activation of the door open button shall override nudging operation and reopen doors.

3. Interrupted Beam Time: When beams are interrupted during initial door opening, hold door open a minimum of 3.0 seconds. When beams are interrupted after the initial

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3.0 second hold open time, reduce time doors remain open to an adjustable time of approximately 1.0-1.5 seconds after beams are reestablished.

4. Differential Door Time: Provide separately adjustable timers to vary time that doors remain open after stopping in response to calls.

a. Car Call: Hold open time adjustable between 3.0 and 5.0 seconds.

b. Hall Call: Hold open time adjustable between 5.0 and 8.0 seconds. Use hall call time when car responds to coincidental calls.

Q. Car Operating Panel: Finish of car operating panels to match the existing cab interior stainless finishes.

1. Judges Elevators 10-11: Two car operating panels without faceplate, consisting of a metal box containing vandal resistant operating fixtures, mounted behind the car swing return panels.

2. Suitably identify floor buttons, alarm button, door open button, door close button and emergency push-to-call button with SCS, Visionmark, or Entrada cast tactile symbols rear mounted. Configure plates per local building code accessibility standards including Braille. Locate operating controls no higher than 48" above the car floor; no lower than 35" for emergency push-to-call button and alarm button.

3. Provide minimum 3/4" diameter raised floor pushbuttons which illuminate to indicate call registration. Include 5/8" high floor designation on face of pushbutton.

4. Provide alarm button to ring bell located on car, and sound distress signal at control panel. Illuminate button when actuated.

5. Provide keyed stop switch at bottom of car operating panel in locked car service compartment. Arrange switch to sound main control panel distress signal when actuated.

Mark device to indicate “run” and “stop” positions.

6. Provide “door open” button to stop and reopen doors or hold doors in open position.

7. Provide “door close” button to activate door close cycle. Cycle shall not begin until normal door dwell time for a car or hall call has expired, except firefighters’ operation.

8. Provide firefighters’ Phase II key switch with engraved instructions filled red. Include light jewel, buzzer, and call cancel button.

9. Provide lockable service compartment with recessed flush door. Door material and finish shall match car return panel or car operating panel faceplate.

10. Include the following controls in lockable service cabinet with function and operating positions identified by permanent signage or engraved legend:

a. Inspection switch.

b. Light switch.

c. Four-position exhaust blower switch.

d. Independent service switch.

e. Constant pressure test button for battery pack emergency lighting.

f. 120-volt, AC, GFCI protected electrical convenience outlet.

g. Card reader override switch.

h. Stop switch.

i. Switch to select either floor voice annunciation, floor passing tone, or chime.

j. Car lighting dimmer switch.

k. Attendant operation switch.

11. Provide black paint filled (except as noted), engraved, or approved etched signage as follows with approved size and font:

a. Phase II firefighters’ operating instructions on main operating panel above corresponding keyswitch filled red.

b. Car number on main car operating panel.

c. Car capacity in pounds on service compartment door.

R. Car Top Control Station: Mount to provide safe access and utilization while standing in an upright position on car top.

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S. Work Light and Duplex Plug Receptacle: Mount LED lights on cartop handrail. GFCI protected outlet at top of car. Include on/off switch and lamp guard. Provide additional GFCI protected outlet on car top for installation of car CCTV and digital video display.

T. Communication System:

1. “Push to Call,” two-way communication instrument in car with automatic dialing, tracking, and recall features with shielded wiring to car controller in machine room. Provide dialer with automatic rollover capability with minimum two numbers. Provide consolidator to allow multiple phones connected to one line.

a. “Push to Call” button or adjacent light jewel shall illuminate and flash when call is acknowledged. Button shall match car operating panel pushbutton design. Provide uppercase “PUSH TO CALL” “HELP ON THE WAY” engraved signage adjacent to button.

b. Provide “Push to Call” button tactile symbol, engraved signage, and Braille adjacent to button mounted integral with car front return panel.

2. Install remote speakers, with shielded wiring to machine room junction box.

3. Provide two-way communication between car and machine room if required.

2.8 CAR ENCLOSURE

A. Retain existing. Modify as required for application of new signal and pushbutton fixtures. Check and tighten all fasteners.

B. Retain existing car shell.

C. Car Ceiling: Provide stainless cladding over unused car lighting.

2.9 HALL CONTROL STATIONS

A. Pushbuttons: Provide risers with flush mounted faceplates with finish stainless steel to match the existing finish. Include pushbuttons for each direction of travel which illuminate to indicate call registration. Include approved engraved message and pictorial representation prohibiting use of elevator during fire or other emergency situation as part of faceplate. Pushbutton design shall match car operating panel pushbuttons. Provide enlarged faceplate to cover existing wall blockout and facilitate handicapped access requirements. Include approved engraved message and pictorial representation prohibiting use of elevator during fire or other emergency situation as part of faceplate. Provide any cutting and patching required. Provide an illuminated signal marked “Elevator Emergency Power” to indicate emergency or standby power is in effect.

2.10 SIGNALS

A. Hall Lantern, All Elevators: Retain existing at all floors. Retrofit new tone device and LED illumination. Illuminate up or down lights and sound tone, twice for down direction travel, prior to car arrival at floor. Sound level to be adjustable from 20-80 dBA measured at 5'-0" in front of hall pushbutton and 3'-0" off floor. Illuminate light until the car doors start to close. Provide advanced hall lantern notification to comply with ADA hall call notification time.

B. Car Direction Lantern, All Elevators: Provide flush-mounted car lantern in all car entrance columns. Illuminate up or down LED lights and sound electronic tone once for up and twice for down direction travel as doors open. Sound tone once for up direction and twice for down direction. Sound level shall be adjustable from 0-80 dBA measured at 5'-0" in front of hall control station and 3'-0" off floor. Provide adjustable car door dwell time to comply with ADA requirements relative to hall call notification time. Car direction lenses shall be arrow shaped with faceplates. Lenses shall be minimum 2½" in their smallest dimension.

2020 Lerch Bates inc.

C. Car Position Indicator: Alpha-numeric digital indicator containing floor designations and direction arrows a minimum of 1/2" high to indicate floor served and direction of car travel. Locate fixture in each car operating panel. When a car leaves or passes a floor, illuminate indication representing position of car in hoistway. Illuminate proper direction arrow to indicate direction of travel.

D. Faceplate Material and Finish: Satin finish stainless steel matching existing finish, all fixtures.

E. Floor Passing Tone: Provide an audible tone of no less than 20 decibels and frequency of no higher than 1500 Hz, to sound as the car passes or stops at a floor served.

F. Voice Synthesizer: Provide electronic device with easily reprogrammable message and voice to announce car direction, floor, emergency exiting instructions, etc.

2.11 INTERCOM AND DISTRESS SIGNAL SYSTEM

A. General: Provide intercommunication system for all cars. Include all wiring between elevator hoistways and control panels. Include the following stations:

Station Location Type Station Selection Buttons to Call

Elevator Machine Room Master Control Panels, All Cars

Lobby Control Panel Master Machine Rooms, All Cars

Firefighters’ Control Panel Master Machine Rooms, All Cars

All Cars Remote Lobby Control Panel

B. Basic Equipment:

1. Amplifier providing static-free voice transmission with adequate volume and minimum distortion at all stations, with pre-amplifier capable of receiving voice and music inputs from building and emergency building communication system.

2. Activation of emergency building communication system overrides all other conversations and permits one-way conversation to all master stations in system.

3. Master Stations:

a. Speaker-microphone combination, and/or handset for two-way communication.

b. Selection buttons to enable communication with all master stations. Maintain continual reception of hands-free reply from station when a selected button is depressed.

c. Two-Position “Talk/Listen” Button: Press to talk; release to listen.

d. Illuminate “in use” light when any master station is being used.

e. Reset button to make system available for use by any master station.

f. Volume control knob for adjustment of incoming volume.

g. Button to establish communications with all stations.

h. Distress light in lobby panel which illuminates when “push to call” button or alarm button in car is actuated. Energize distress light and buzzer or chime until intercom selection button for that car has been depressed. Sound buzzer or chime in lobby panel simultaneously with illumination of distress light.

4. Remote Stations:

a. Station in car shall be activated by “push to call” two-way communication button.

“Push to call” button shall illuminate and flash when call is acknowledged. Button shall match car operating panel pushbutton design. Provide uppercase “PUSH TO CALL,” “HELP ON THE WAY” engraved signage adjacent to button. Provide “push to call” button tactile symbol, engraved signage, and Braille adjacent to button.

2020 Lerch Bates inc.

b. Locate car microphone and speaker, or transceiver/speaker combination in car canopy behind front return panel with drilled speaker pattern, with shielded wiring to machine room junction box.

C. Station Housings:

1. House master station in machine room in a metal compartment with baked enamel finish.

Attach to the group elevator supervisory control panel or wall mount. Provide communication handset with 25'-0" long cord.

2. Provide control center master intercoms with stainless steel satin finish faceplates and engraved operating instructions. Coordinate faceplate size and installation of units with building Console Supplier.

2.12 SEISMIC OPERATIONS AND EQUIPMENT

A. Provide design, components, and operation per governing code. Provide dual counterweight derailment sensing wires vertically each side of counterweight the entire height of travel. The counterweight frame shall be equipped with a minimum of four derailment rings. A dual axis seismic switch shall be provided that will activate at no less than 0.15 times gravity in the vertical or horizontal directions. A minimum of one seismic switch shall be provided per single or group of elevators. Counterweight retainer plates must be bolted.

PART 3 - EXECUTION

3.1 SITE CONDITION INSPECTION

A. Prior to beginning installation of equipment, examine hoistway and machine room areas. Verify no irregularities exist which affect execution of work specified.

B. Do not proceed with installation until work in place conforms to project requirements.

3.2 PRODUCT DELIVERY, STORAGE, AND HANDLING

A. Deliver material in Contractor’s original, unopened protective packaging.

B. Store material in original protective packaging. Prevent soiling, physical damage, or moisture damage.

C. Protect equipment and exposed finishes from damage and stains during transportation, erection, and construction.

3.3 INSTALLATION

A. Install all equipment in accordance with Contractor’s instructions, referenced codes, specification, and approved submittals.

B. Install machine room equipment with clearances in accordance with referenced codes, and specification.

C. Install all equipment so it may be easily removed for maintenance and repair.

D. Install all equipment for ease of maintenance.

E. Install all equipment to afford maximum accessibility, safety, and continuity of operation.

2020 Lerch Bates inc.

F. Remove oil, grease, scale, and other foreign matter from the following equipment and apply one coat of field-applied machinery enamel.

1. All exposed equipment and metal work installed as part of this work which does not have architectural finish.

2. Machine room equipment, and pit equipment.

3. Neatly touch up damaged factory-painted surfaces with original paint color. Protect machine-finish surfaces against corrosion.

3.4 FIELD QUALITY CONTROL

A. Work at jobsite will be checked during course of installation. Full cooperation with reviewing personnel is mandatory. Accomplish corrective work required prior to performing further installation.

B. Have Code Authority acceptance inspection performed and complete corrective work.

3.5 ADJUSTMENTS

A. Install rails plumb and align vertically with tolerance of 1/16" in 100'-0". Secure joints without gaps and file any irregularities to a smooth surface.

B. Static balance car to equalize pressure of guide shoes on guide rails.

C. Lubricate all equipment in accordance with Contractor’s instructions.

D. Adjust motors, power conversion units, brakes, controllers, leveling switches, limit switches, stopping switches, door operators, interlocks, and safety devices to achieve required performance levels.

3.6 CLEANUP

A. Keep work areas orderly and free from debris during progress of project. Remove packaging materials on a daily basis.

B. Remove all loose materials and filings resulting from work.

C. Clean machine room equipment and floor.

D. Clean hoistways, car, car enclosure, entrances, operating and signal fixtures.

END OF SECTION