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SECTION 14 20 00LU/LA ELEVATORS

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Copyright 2015 - 2016 ARCAT, Inc. - All rights reserved

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Limited use/limited application (LU/LA) elevators of the following type:1. Commercial elevators. (Journey)2. Residential swing landing door elevators with accordion gate. (Elmira)3. Residential swing landing door elevators with automatic sliding cab floors. (Heritage)4. Residential automatic sliding door elevators. (Cambrian)

1.2 RELATED SECTIONS

A. Section 03 30 00 - Cast-in-Place Concrete.

B. Section 04 20 00 - Unit Masonry.

C. Section 05 50 00 - Metal Fabrications.

D. Section 06 10 00 - Rough Carpentry.

E. Section 09 21 16.23 - Gypsum Board Shaft Wall Assemblies.

F. Section 09 65 13 - Resilient Base and Accessories.

G. Division 16 - Electrical: Connections to building services including lockable fused disconnects for elevator, pit and machine room services.

H. Division 16 - Electronic Safety and Security: Access control and telephone service.

1.3 REFERENCES

A. American Society of Mechanical Engineers (ASME):1. ASME A17.1 - Safety Code for Elevators and Escalators.

B. Canadian Standards Association / National Standard of Canada:1. CAN/CSA-B44 - Safety Code for Elevators.

C. National Fire Protection Association (NFPA):1. NFPA 70 - National Electrical Code.

D. Technical Standards and Safety Authority (TSSA):1. TSSA Passenger and Freight Elevator Pre-Inspection Checklist.

E. United States Access Board:1. Americans with Disabilities Act (ADA) Accessibility Guidelines (ADAAG).

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1.4 REGULATORY REQUIREMENTS

A. Supply LULA elevators in compliance with:1. ASME A17.1- Safety Code for Elevators and Escalators.2. NFPA 70 - National Electric Code.

B. Supply LULA elevators in compliance with:1. CSA B44 - Safety Code for Elevators and Escalators.2. CSA C22.1 - Canadian Electrical Code.

1.5 SUBMITTALS

A. Submit under provisions of Section 01 30 00 - Administrative Requirements.

B. Product Data: Submit manufacturer's product data including:1. Materials, components, profiles, fabrication, finishes, capacities, operational data, and

accessories for each product to be used.2. Preparation instructions and recommendations.3. Storage and handling requirements and recommendations.4. Installation methods.

C. Shop Drawings:1. Calculations and analysis data signed and sealed by the qualified professional

engineer responsible for their preparation.2. Typical details of assembly, installation, coordination with shaftway and relationship

with adjacent construction.3. Complete layout and location of equipment, clearances, doors, frames, sizes,

capacities, options and finishes.4. Wiring diagrams, control and activation devices.5. Do not commence work until shop drawings have been approved and returned.

D. Test and Inspection Reports:1. Submit certified reports indicating elevators comply with requirements of the local

jurisdiction and specified performance requirements.2. Complete TSSA Pre-Inspection Checklist prior to scheduling inspection.

E. Templates: Provide templates, concrete wall inserts, and diagrams to fabricators and installers of adjacent work for field coordination.

F. Verification Samples: Provide two samples of each exposed finish, minimum size 6 by 6 inches (150 by 150 mm) representing full range of each product, color, and patterns to be installed.

G. Operation and Maintenance Manual: Submit manufacturer's information for operation and maintenance manual including recommendations for periodic inspections and adjustments, spare parts list and local supplier information.

H. Submit warranties.

1.6 QUALITY ASSURANCE

A. Manufacturer Qualifications: Minimum 5 years manufacturing similar equipment.

B. Installer Qualifications: Employ only elevator contractors and fully trained mechanics who are regularly employed in this field and have been satisfactorily supplying and installing similar elevators for at least the immediate past five years.

C. Applicable Building Codes: Hoistway, control room, control space and machine room, and

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removable barricades shall comply with the local jurisdiction including fire ratings, elevator, safety, electrical and building codes.

D. Entrances: Entrances shall be manufactured and labeled in accordance with procedures established by Underwriters Laboratories (UL).

E. Welding:1. AWS certified welders, welding according to AWS D1.1 structural welding, steel.2. CWB certified welders according to CSA Standards W47 and W59.

F. Electrical Components, Devices, and Accessories:1. Listed and labeled as defined in NFPA 70 by a qualified testing agency.2. Listed and labeled as defined in CAN/CSA C22.1 by a qualified testing agency.

G. Pre-Installation Meeting: Convene at the project site a minimum of two weeks prior to starting work of this section.

H. Coordination: Coordinate Work of this Section with Work to be provided by others

1.7 DELIVERY, STORAGE, AND HANDLING

A. Deliver and store products in manufacturer's unopened packaging with manufacturer's identification until ready for installation.

B. Handle materials in accordance with the manufacturers instructions to avoid damage.

1.8 PROJECT CONDITIONS

A. Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.

B. Do not use elevator for hoisting construction materials or personnel without written permission from the Owner.

C. The elevator contractor shall furnish all licenses and permits and shall arrange for and make all required inspections and tests.

D. Coordination: Coordinate Work of this Section with Work to be provided by others including:1. General Contractor to confirm measurements as per shop drawings.2. Concrete and Building Structure:

a. Install concrete wall inserts provided by elevator manufacturer.b. Provide blockouts, underpinning, pockets, patching, cutouts, grouting and

concrete work.c. Finish masonry and grout in saddles full length.d. Ledges over 4 inch (100mm) to be beveled 75 degrees on top and bottom.e. Entrance frames are not designed to support overhead wall loads. Suitable

supports must be provided.f. Provide adequate support for machine beams, buffers and hydraulics, designed

for reaction forces shown on layout and shop drawings.g. Steel elevator guide rails shall be furnished to guide the car, erected plumb and

securely fastened to the building structure.h. Provide adequate support for guide rail fastening at pit and guide rail bracket

locations, not spanning more than allowed by local codes. Rail force loads shall be doubled for safety.

i. Provide pit waterproofing.j. Provide a non-removable means to mechanically hold elevator cars above the

pit floor to provide an area for maintenance and inspection in accordance with

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specified safety requirements.3. Machine Room, Control Space, or Control Room Requirements:

a. Located as shown on layout, with final location adjacent to the hoistway preferred.

b. Provide self-closing, self-latching, fire rated door, minimum 30 inch wide by 80 inch high (750mm wide x 2030mm high).

c. Minimum space height to be 90 inch (2286mm) clear below equipment.d. Temperature to be thermostatically controlled and maintained between 50

degreesF and 90 degreesF (10 degreesC and 32 degreesC). Maximum humidity 95%, non-condensing.

4. Hoistways:a. Hoistways must be plumb within 1 inch (25mm) and not less than the

dimensions shown on layout or shop drawings.b. Provide entrance wall pocket and furring at rear serving floors where required.c. Finished front and rear walls to be erected in the rough openings in accordance

with the architectural drawings after elevator entrance frames have been installed.

d. If decorative material is applied to listed certified frames it shall conform to the requirements of the certifying organization.

e. Provide finished flooring in elevator cab unless otherwise indicated on shop drawings.

5. General Electrical Requirements:a. All conduit to be EMT.b. No conduit, wiring, or piping other than that pertaining to elevators will be

permitted in the hoistway, control room, control space, or machine room.c. Provide sleeves for oil and electric ducts from machine room to hoistway.d. Provide permanent single phase, and permanent or temporary three-phase

power for elevator equipment installation.e. Temporary power must meet the specified power requirements.f. Elevator feeders, dedicated ground wire and lockable, fused disconnects wired

to manufacturers controller.g. Pit lighting level to be minimum 100lx. Pit to contain a 120VAC light fixture,

switch and GFCI convenience outlet. Switch to be accessible from pit access.h. Machine room, control room, or control space lighting level to be 200lx

minimum including 120VAC light fixture, switch and GFCI convenience outlet. Switch to be on the lock jamb side of door unless otherwise indicated.

i. To operate an elevator in the event of normal power supply failure, provide two "normally open" dry contacts rated for 120VAC at 1 amp from the emergency power transfer switch and wired to the elevator controller.

j. One emergency power contact to close when emergency or standby power is in effect.

k. Other contact to close ten seconds prior to emergency-power testing to allow elevator to stop at nearest landing.

6. Two-Way Communication Systems:a. Buildings with a rise of less than 60 feet (18m) must have a connection

between the car and a location staffed by authorized personnel.b. Buildings with a rise of 60 feet (18m) or more must have a connection between

the car and a location within the building that is accessible to emergency personnel.

c. Provide telephone connection from control room or control space to elevator, except the wire from the controller in the machine room.

7. Fire Alarm Initiating Devices (smoke or heat detectors, not pull stations):a. Located at each floor served by the elevator and in the associated elevator

machine room, control space or control room to be wired to a building fire panel.

b. Building fire panel to have (3) "NORMALLY OPEN" dry contacts rated for

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120vac at 1 amp, wired from the building fire panel to the elevator controller(s).c. One contact for main lobby, one contact for other building floor levels, and one

contact for machine room, control space or control room.d. Contact to close when alarm is initiated. Provide optional signals to the elevator

controller where indicated.

1.9 WARRANTY

A. Warranty: Manufacturer's standard form to guarantee the work and materials and will make good any defects, not due to ordinary wear and tear, or to improper use or care, which may develop within the warranty period provided work has been properly used, oiled and cared for, and provided all payments due by the terms of this contract shall have been made in full when due.1. Warranty Period: Three year limited factory parts warranty from date of Substantial

Completion.2. Warranty Period: One year full warranty including parts and labor.3. Warranty Period: In accordance with the Contract.

B. Maintenance Service: Installers 24 hours per day, 365 days per year service with emergency call back service and no more than two hours travel distance from the project site. Include manufacturer's recommended preventative maintenance services, repair or replacement of defective components or components beyond their designated service life, using parts and supplies identical to those used in the original installation.1. Maintenance Service Period: Two years from date of Substantial Completion.

PART 2 PRODUCTS

2.1 MANUFACTURERS

A. Acceptable Manufacturer: Cambridge Elevating Inc. , which is located at: 1261 Industrial Rd.; Cambridge, ON, Canada N3H 4W3 ; Toll Free Tel: 800-265-3579 ; Tel: 519-653-4222 ; Fax: 519-653-9927 ; Email:request info (); Web:www.CambridgeElevating.com

B. Substitutions: Not permitted.

C. Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.

2.2 LU/LA ELEVATORS

A. Basis of Design: Cambridge Elevating, Journey LULA Elevators:1. Type: 1:2 Roped hydraulic drive system.2. Capacity: 1400 pounds (635 Kg).3. Rated Speed: 30 feet per minute (0.15 meters per second).4. Guide Rail System:

a. 8 pounds per foot (12 kg/m) machined T-Rail and heavy duty adjustable brackets.

b. Guides to be mounted on top and bottom of the car frame to engage the guide rails.

5. Car Inside Dimensions: Maximum 18 square feet (1.67 square meters).a. Style 1L: 48 by 54 inches (1220 by 1372 mm) with one side right sliding doors.b. Style 1L: 42 by 60 inches (1067 by 1524 mm) with one side right sliding doors.c. Style 1L: 42 by 54 inches (1067 by 1372mm) with one side right sliding doorsd. Style 1R: 48 by 54 inches (1220 by 1372 mm) with one side left sliding doors.e. Style 1R: 42 by 60 inches (1067 by 1524 mm) with one side left sliding doors.f. Style 1R: 42 by 54 inches (1067 by 1372 mm) with one side left sliding doors.g. Style 2: 48 by 54 inches (1220 by 1372 mm) with sliding doors at each end.

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h. Style 2: 42 by 60 inches (1067 by 1524 mm) with sliding doors at each end.i. Style 3: 51 by 51 inches (1295 by 1295 mm) with sliding doors on two adjacent

sides.j. Custom size.

6. Travel: ____ feet (___ meters).7. Travel: Refer to Architectural Drawings.8. Stops: ____floors.9. Stops: Refer to ArchitecturalDrawings.10. Pit Depth: As shown on the Drawings, minimum depth 14 inches (356 mm). Pit depths

greater than 35 inches (889 mm) require a pit ladder.11. Overhead: 134 inches (3404 mm) required, top landing finished floor to underside of

hoistway ceiling or beams.12. Openings: Refer to Architectural Drawings13. Hoistway Size: Refer to Architectural Drawings.14. Hoistway Entrances Size: Unless otherwise shown, provide 36 inch wide by 84.5 inch

high (914 mm wide by 2150 mm high).15. Hoistway Entrance Type: Two speed horizontal sliding, left or right as indicated.16. Motor: 5 HP, 220V/1/60Hz drive motor with submersible screw pump.17. Motor: 5 HP, 208V/3/60Hz drive motor with submersible screw pump.18. Automatic operation, automatic re-leveling, automatic lighting.19. Battery Backup: Includes emergency lowering, lighting, alarm bell and door opening.20. Hands free ADA phone.

B. Elevator Car Frame:1. Car Platform: Fabricated Frame: Structural steel shapes and 14 ga steel sheet.2. Car Frame: Fabricated from formed or structural steel members with adequate

bracing to support the platform and car enclosure.3. Roller Guides to be mounted on top and bottom of the car frame to engage the 8lb/ft

guide rails.4. Safeties: Instantaneous Type A safeties actuated by inertia or slack ropes. The

instantaneous safety shall be automatic and reset by running the car in the up direction.

5. Toe Guard Fascia: 10 gauge steel, full width, formed.6. Manufactured by certified welding shop.

C. Shell Enclosure:1. Car Top: 14 gauge (1.9mm) steel.2. Shell Walls: 14 gauge (1.9mm) steel.3. Strike Column: 14 gauge (1.9mm) stainless steel # 4 finish.4. Return Wall: 14 gauge (1.9mm) stainless steel #4 finish.5. Fascia 14 gauge (1.9mm) stainless Steel # 4 finish, full width, straight type.

D. Car Platform:1. Fabricated Frame: Formed or structural steel shapes.2. Sub-Flooring: Wood.3. Underside of the platform will be fireproofed.4. Manufactured by certified welding shop and equipped with an aluminum sill.

E. Automatic Landing Doors and Hoistway Entrance Frames:1. Doors:

a. Two speed horizontally sliding, side opening, left or right hand.b. Flush hollow metal doors with integral hanger assembly.c. Power operated by operator mounted on top of the car.d. Motor will positive control over door movement for smooth operation.

2. Nominal Entrance Size: 36 by 84.5 inch (914 x 2150mm).3. Frames: Assembled for one-piece unit installation, including extruded aluminum sill,

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fascia, toe guard, hanger cover, header, hanger track assembly, and formed structural strut supports.

4. Standard Fire Rating: 1.5 hours.

F. Door Operation:1. Automatic at each landing.2. Infra-red detectors stop and reopen the doors if an obstruction is detected during the

closing cycle.3. Door opening initiated as the car arrives at the landing.4. Closing after expiration of a time interval.5. Electric contact prevents starting the elevator away from the landing unless the car

door is in closed position.

G. Positive Interlock:1. Approved positive interlock provided for each hoistway entrance to prevent operation

of the hydraulic unit unless all doors for that elevator are closed.2. Maintains doors in closed position while the elevator is away from the landing.3. Provide emergency access to the hoistway as required by governing codes.

H. Roped Hydraulic System:1. Safeties: Instantaneous safeties actuated by inertia or slack ropes. The instantaneous

safety shall be automatic and reset by running the car in the up direction.2. Overspeed Valves:

a. A single overspeed valve located in the pressure piping within 12 inches (300mm) of the hydraulic jack.

b. Overspeed valve safety tests will be conducted annually with no-load and every five years with full-load.

3. Governors:a. Located in the hoist way overhead.b. Electrically activated means of manually tripping the governor from the machine

room for annual no-load and five-year full-load safety tests.c. The design shall not require a governor access door.

4. Plungers and Cylinders:a. 3-1/2 inch (90mm) hydraulic cylinder.b. Cylinders constructed of steel pipe of sufficient thickness and suitable for the

operating pressure.c. The top of the cylinder shall be equipped with a cylinder head with a drip ring to

collect oil seepage with an internal guide ring and self-adjusting packing.d. Plunger constructed of selected steel tubing or pipe of proper diameter

machined true and smooth with a fine polished finish.e. The plunger shall be provided with a stop ring electrically welded to prevent the

plunger from leaving the cylinder.f. The plunger and cylinder shall be installed plumb and shall operate freely with

minimum friction.5. Ropes:

a. Minimum two 3/8 inch (9.5mm) aircraft cable steel rope.b. Construction: 7x19.c. Breaking Load: 14388 pounds (64.01kN).

6. Sheave Carriage: Sheave carriage to be guided along elevator rails. Sheave to be of metal construction and of diameter to suit wire ropes.

7. Hydraulic Pump Unit:a. Integral design with submersible electric motor connected to a pump, a

hydraulic control system, a storage tank, necessary piping connections, and a controller, all compactly designed as a single self-contained unit.

b. The motor and pump assembly shall be mounted on a rubber isolated inner base.

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c. Pump: positive displacement screw type to give smooth operation and shall be especially designed and manufactured for elevator service.

d. Steel Hydraulic Oil Storage Tank with cover, fill cap, oil level sight glass and oil temperature indicator.

e. Tank design shall incorporate a reserve capacity. An initial supply of oil sufficient for proper operation shall be provided by the manufacturer.

8. Piping:a. Pipe or hose as permitted by code of adequate size and thickness shall be

installed between the pumping unit and the cylinder head.b. A shut off valve shall be provided for maintenance and adjusting purposes.

I. Electrical Power Supply:1. Controller: Single automatic microprocessor with relay logic and overload protection.2. Hydraulic Control System: Alternating current, submersible, compact design suitable

for operation under the required pressures.3. Main Power Supply:

a. 220 volt, single phase, 60 hertz, 30 amp.b. 208 volt, three phase, 60 hertz, 30 amp.c. 600 volt, three phase, 60 hertz, 10 amp.d. As recommended by the manufacturer.

4. Lighting Supply: 120 Volts, 60 Hertz, 15 Amp (separate circuit).

J. Fire Service:1. No fire service required (standard).2. Phase 1 fire recall service as required for ASME A17.1/CSA B44.3. Phase 1 and 2 fire recall service.

K. Communications Failure Verification:1. In car emergency telephone communications verification circuit to test phone line at

least once every 24 hours and activate alarm and visual signal in case of failure as required for ASME A17.1/CSA B44.

L. Car Stall Protective Circuit:1. Protective circuit stops the motor and pump and returns the car to its lowest landing if

the car does not reach its designed landing within a predetermined time interval.2. The circuit shall permit a normal exit from the car but prevent further operation of the

elevator until trouble has been corrected.

M. Automatic Leveling Device:1. Automatic leveling device will bring the car to a stop within 1/4 inch (6mm) of the

landing level regardless of load or direction of travel.2. Landing level will be maintained within the leveling zone whether the hoistway doors

are open or closed.

N. Storage Tank:1. Constructed of steel, provided with cover and filter screen mounted over the suction

inlet.2. Tank design shall incorporate a reserve capacity. An initial supply of oil sufficient for

proper operation shall be provided by the manufacturer.

O. Supplemental Features and Options:1. Controller: Selective collective.2. Four power saving recessed LED lights.3. Overall Height: 84.63 inches (2150mm) clear inside.4. Hall Call Stations: LED illuminated keyless call stations in stainless steel #4 finish.5. Hall Call Stations: Key switch access and integral Digital Position Indicator.6. Hall Call Stations: Integral Digital Position Indicator.

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7. Hoistway access keyswitch on top landing hall call.8. Handrail: 1/4 by 1.5 inch (6 x 40mm) solid flat handrail stainless steel #4 finish.9. Protective cab pads.10. Battery emergency power for lowering of elevator and door opening.11. Emergency car lighting with sealed rechargeable battery.12. Emergency communication, hands-free automatic dialing telephone installed as part

of the car station, with a separate phone line to the elevator controller located in the elevator machine room as specified in another section of the specifications.

13. Car floor indicator, digital dot matrix alphanumeric display.14. Car arrival chime.15. Braille plates on car station.16. Certificate frame in stainless steel #4 finish.17. Ventilation fan inside cab with automatic operation.18. Independent service operation.19. Car top prop to provide car top refuge when normal overhead refuge 134 inches

(3403 mm) cannot be provided.

P. Elevator Car Finishes:1. Side Walls: Plastic Laminate, fire rated, raised panels.

a. Color: ________.b. Color: As selected by the Architect from the manufacturer's standard line.

2. Front Returns: Stainless steel #4 finish.3. Car Doors: Beige epoxy coated steel4. Car Doors: Stainless Steel # 4 finish.5. Base: Black powder coat finish.6. Base: Stainless Steel # 4 finish.7. Reveals: Black powder coat finish.8. Reveals: Stainless Steel # 4 finish.9. Floor: Provided by flooring contractor.10. Ceiling: Black powder coat finish.11. Ceiling: Stainless Steel #4 finish.12. Ceiling: White powder coat finish.

Q. Hoistway Doors and Frames Finishes:1. Beige epoxy coated steel.2. Stainless Steel # 4 finish.

R. Fixture Finishes:1. Car Control Panels: LED illuminated push buttons, with digital position indicator,

faceplate in Stainless Steel #4 finish.2. Hall Call Stations: LED illuminated type. Stainless steel #4 finish.

2.3 RESIDENTIAL SWING LANDING DOOR ELEVATORS WITH ACCORDIAN GATE

A. Basis of Design: Cambridge Elevating, Elmira Elevators:1. Type: 2:1 Roped hydraulic drive system.2. Rated Load: 1,500 pounds (680 Kg).3. Rated Speed: 40 feet per minute (0.2 meters per second).

a. Gate Operation: Automatic.b. Gate Operation: Manual.

4. Electrical Requirements:5. Power Supply:

a. Electrical: 220 VAC, 60 Hz, 30 Amp, single phase power.6. Minimum Clearances:

a. Minimum Pit Depth: 8 inches (203 mm).b. Minimum Overhead Clearance: 96 inches (2438 mm).

7. Maximum Travel: 50 feet (15.24 m).

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8. Maximum Number of Stops: 6.9. A Structural Engineer shall certify the building and hoistway can safely support all

loads imposed by elevator equipment including the following:a. A load-bearing wall is required to sustain rail reactions including additional

loads applied from the floor or roof system. Modify sizes or connections as required.

b. Hoistway must be in accordance with ASTM A171.1/CSA B44.c. Pit floor construction must withstand a 5,500 pound (2495 kg) load.d. Hoistway must be square and plumb within 1/8 inch (3mm) from top to bottom.e. Building structure must sustain a chain hoist for moving elevator materials

during installation.

B. Elevator Cars:1. Inside Dimensions:

a. 36 inch x 48 inch x 82 inch (914mm x 1525mm x 2082mm).b. 36 inch x 54 inch x 82 inch (914mm x 1371mm x 2082mm).c. 36 inch x 60 inch x 82 inch (914mm x 1524mm x 2082mm).d. 44 inch x 48 inch x 82 inch (1117mm x 1219mm x 2082mm).e. Custom size _________.

2. Configuration:a. Inline, enter and exit the same side.b. 90 degree.c. Straight-through.

3. Construction: Metal bracket and tubular frame with the following finish:a. Stainless steel.b. Melamine.c. Paint Grade Medium Density Fiberboard (MDF).d. Cherry veneer.e. Oak veneer.f. Maple veneer.g. Walnut veneer.h. White veneer.i. Unfinished birch veneer.j. Unfinished cherry veneer.k. Unfinished maple veneer.l. Unfinished oak veneer.m. Unfinished walnut veneer.n. Laminate panels.o. Ceiling: White melamine.p. Ceiling: Match walls.q. Floor Finish: Rough plywood with finish flooring by General Contractor.

4. Operating Panels:a. Panel: Brushed stainless steel flush built into the cab wall.b. Floor Selection Push Buttons: Dual color LED floor number and annular ring.c. Panel includes alarm button, emergency stop button, emergency light, and

integral phone box with phone and hinged cover.5. Hand Rail:

a. Flat bar brushed stainless steel handrail mounted to cab wall.b. Cylindrical brushed stainless steel handrail mounted to cab wall.c. Flat bar brushed stainless steel handrail shipped loose with unfinished cab.d. Cylindrical brushed stainless steel handrail shipped loose with unfinished cab.

C. Hydraulic Power Unit and Motor:1. Power Unit: 20 gallon enclosed metal tank, 4.0hp submersible induction motor and

pump.2. Power Unit: 20 gallon enclosed metal tank, 5.0hp submersible induction motor and

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pump.3. Two-speed valve complete with adjustable leveling, pressure relief valve and shut off

ball valve.4. Pressure gauge, manual lowering valve and overheat thermistor included.5. Provide with tank heater.6. Controller: Certified relay controller utilizing Machine Control Unit (MCU) to manage

the flow of signal information.7. Battery Back-Up: Allows car lowering of car, unlocking and opening of doors.8. Cylinder: Single stage jack with line rupture valve, 750 psi working pressure.9. Ropes: Two 3/8 inch (9.5 mm) diameter, 9 x 17 wire ropes.10. Guide Rail: Dual 8 pound (3.6 kg) modular T-rail system.11. Car Sling: Elevator car support of structural and formed steel, equipped with guide

rollers and Type A roller safeties and slack rope safety switch.

D. Controls:1. Microprocessor controller with relays for basic operation.2. Fully automatic operation.3. Automatic timed cab lighting.4. Stainless steel car operating panel including, telephone box, dual illuminated hall call

station, position indicating push buttons, and emergency stop switch5. LED dot matrix Digital Position Indicator in car.

E. Gates and Doors:1. Landings: Manual swing door on landing provided by General Contractor.2. Landings: Automatic swing door operator.3. Cab Door/Gate: Manual, horizontally sliding collapsible accordion style car gate in

finish selected by the Architect.4. Cab Door/Gate: Automatic, horizontally sliding collapsible accordion style car gate in

finish selected by the Architect.

F. Safety Devices:1. 220 VAC lockable disconnect for power unit.2. Final limit switch.3. Slack rope safety switch.4. Pit stop switch.5. Car top stop switch.6. Line rupture valve.7. Low pressure switch.8. Automatic re-leveling.9. Emergency battery lowering.10. Electromechanical door interlocks.11. Manual lowering device.12. Emergency lighting and phone in cab.

G. Supplemental Features and Options:1. Custom cab configurations and door options available.2. Provide the following:

a. Custom cab sizes and heights. Oversized cabs where permitted by the local jurisdiction.

b. Unfinished oak, maple, or cherry solid hardwood frames.c. Stainless steel patterned cab walls and ceiling.d. Custom finish elevator finishes in choice of plating finishes.e. Two-piece hydraulic jack.f. Additional hand rails in cab.g. Hand rail control panels.h. LED/dot matrix Digital Position Indicator (DPI) hall call stations on landings.

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2.4 RESIDENTIAL SWING LANDING DOOR ELEVATORS WITH AUTOMATIC SLIDING CAB DOORS

A. Basis of Design: Cambridge Elevating, Heritage Elevators:1. Type: 2:1 Roped hydraulic drive system.2. Rated Load: 1,500 pounds (680 Kg).3. Rated Speed: 40 feet per minute (0.2 meters per second).4. Power Supply:



6. Maximum Travel: 50 feet (15.24 m).7. Maximum Number of Stops: 6.8. A Structural Engineer shall certify the building and hoistway can safely support all






a. Two Panel: 44 inch x 48 inch x 86 inch (1117mm x 1219mm x 2184mm).b. Three Panel: 36 inch x 48 inch x 86 inch (914mm x 1219mm x 2184mm).c. Three Panel: 36 inch x 60 inch x 86 inch (914mm x 1524mm x 2184mm).d. Three Panel: 40 inch x 54 inch x 86 inch (1016mm x 1371mm x 2184mm).e. Custom size _________.


3. Construction: Metal bracket and tubular frame with the following finish:a. Stainless steel.b. Melamine.c. Paint Grade Medium Density Fiberboard (MDF).d. Cherry veneer.e. Oak veneer.f. Maple veneer.g. Walnut veneer.h. White veneer.i. Unfinished birch veneer.j. Unfinished cherry veneer.k. Unfinished maple veneer.l. Unfinished oak veneer.m. Unfinished walnut veneer.n. Laminate panels.o. Ceiling: White melamine.p. Ceiling: Match walls.q. Floor Finish: Rough plywood with finish flooring by General Contractor.

4. Operating Panels:a. Panel: Brushed stainless steel flush built into the cab wall.

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b. Floor Selection Push Buttons: Dual color LED floor number and annular ring.c. Panel includes alarm button, emergency stop button, emergency light, and







the flow of signal information.7. Battery Back-Up: Allows car lowering of car, unlocking and opening of doors.8. Cylinder: Single stage jack with line rupture valve, 750 psi working pressure.9. Ropes: Two 3.8 inch (9.5 mm) diameter, 9 x 17 wire ropes.10. Guide Rail: Dual 8 pound (3.6 kg) modular T-rail system.11. Car Sling: Elevator car support of structural and formed steel, equipped with guide




E. Gates and Doors:1. Landings: Manual swing door on landing provided by General Contractor.2. Landings: Automatic swing door operator.3. Cab Door/Gate Speed: Two speed.4. Cab Door/Gate Speed: Three speed.5. Cab Door/Gate Finish: Beige epoxy.6. Cab Door/Gate Finish: Stainless steel.7. Cab Door/Gate Finish: Wood grain.

F. Safety Devices:1. 220 VAC lockable disconnect for power unit.2. Final limit switch.3. Slack rope safety switch.4. Pit stop switch.5. Car top stop switch.6. Line rupture valve.7. Low pressure switch.8. Automatic re-leveling.9. Emergency battery lowering.10. Electromechanical door interlocks.11. Manual lowering device.

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12. Emergency lighting and phone in cab.13. Supplemental Features and Options:


b. Unfinished oak, maple, or cherry solid hardwood frames.c. Stainless steel patterned cab walls and ceiling.d. Custom finish elevator finishes in choice of plating finishes.e. Two-piece hydraulic jack.f. Additional hand rails in cab.g. Hand rail control panels.h. LED/dot matrix Digital Position Indicator (DPI) hall call stations on landings.i. Veneer and decorative wrapped sliding door panels.

2.5 RESIDENTIAL AUTOMATIC SLIDING DOOR ELEVATORS

A. Basis of Design: Cambridge Elevating, Cambrian Elevators:1. Type: 2:1 Roped hydraulic drive system.2. Rated Load: 1,500 pounds (680 Kg).3. Rated Speed: 40 feet per minute (0.2 meters per second).4. Power Supply:



6. Maximum Travel: 50 feet (15.24 m).7. Maximum Number of Stops: 6.8. A Structural Engineer shall certify the building and hoistway can safely support all






a. Two Panel: 44 inch x 48 inch x 86 inch (1117mm x 1219mm x 2184mm).b. Three Panel: 36 inch x 48 inch x 86 inch (914mm x 1219mm x 2184mm).c. Three Panel: 36 inch x 60 inch x 86 inch (914mm x 1524mm x 2184mm).d. Three Panel: 40 inch x 54 inch x 86 inch (1016mm x 1371mm x 2184mm).e. Custom size _________.


3. Construction: Metal bracket and tubular frame with the following finish:a. Stainless steel.b. Melamine.c. Paint Grade Medium Density Fiberboard (MDF).d. Cherry veneer.e. Oak veneer.f. Maple veneer.g. Walnut veneer.

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h. White veneer.i. Unfinished birch veneer.j. Unfinished cherry veneer.k. Unfinished maple veneer.l. Unfinished oak veneer.m. Unfinished walnut veneer.n. Laminate panels.o. Ceiling: White melamine.p. Ceiling: Match walls.q. Floor Finish: Rough plywood with finish flooring by General Contractor.

4. Operating Panels:a. Panel: Brushed stainless steel flush built into the cab wall.b. Floor Selection Push Buttons: Dual color LED floor number and annular ring.c. Panel includes alarm button, emergency stop button, emergency light, and







the flow of signal information.7. Battery Back-Up: Allows car lowering of car, unlocking and opening of doors.8. Cylinder: Single stage jack with line rupture valve, 750 psi working pressure.9. Ropes: Two 3/8 inch (9.5 mm) diameter, 9 x 17 wire ropes.10. Guide Rail: Dual 8 pound (3.6 kg) modular T-rail system.11. Car Sling: Elevator car support of structural and formed steel, equipped with guide




E. Gates and Doors:1. Landings: Manual swing door on landing provided by General Contractor.2. Landings: Automatic swing door operator.3. Cab Door/Gate Speed: Two speed.4. Cab Door/Gate Speed: Three speed.5. Cab Door/Gate Finish: Beige epoxy.6. Cab Door/Gate Finish: Stainless steel.7. Cab Door/Gate Finish: Wood grain.

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F. Safety Devices:1. 220 VAC lockable disconnect for power unit.2. Final limit switch.3. Slack rope safety switch.4. Pit stop switch.5. Car top stop switch.6. Line rupture valve.7. Low pressure switch.8. Automatic re-leveling.9. Emergency battery lowering.10. Electromechanical door interlocks.11. Manual lowering device.12. Emergency lighting and phone in cab.13. Supplemental Features and Options:


b. Unfinished oak, maple, or cherry solid hardwood frames.c. Stainless steel patterned cab walls and ceiling.d. Custom finish elevator finishes in choice of plating finishes.e. Two-piece hydraulic jack.f. Additional hand rails in cab.g. Hand rail control panels.h. LED/dot matrix Digital Position Indicator (DPI) hall call stations on landings.i. Veneer and decorative wrapped sliding door panels.

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine and measure installation areas are prepared to receive elevators and site conditions are within the manufacturers limits.

B. The Elevator Contractor shall report in writing to the General Contractor and to the Consultant any defects of surfaces or work prepared by other trades, which affect the quality or dimensions of this elevator work.1. Commencement of work implies Elevator Contractor's acceptance of all work by other

trades.

C. Do not begin installation until substrates have been properly prepared and necessary building services are installed.

3.2 INSTALLATION

A. Install elevators in accordance with manufacturer instructions and specified safety standards.

B. Set entrances in vertical alignment with car openings, and aligned with plumb hoistway lines.

3.3 FIELD QUALITY CONTROL

A. Perform tests to demonstrate compliance with ASME A17.1/CSA B44 in accordance with ASTM A17.2 testing procedures.

B. Elevator Contractor shall be present during elevator inspections and tests.

3.4 PROTECTION

A. Protect installed elevators from damage until Substantial Completion.

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END OF SECTION

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