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Vertical Platform Lifts - P.A.L.-S Specifications
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SUGGESTED
SPECIFICATIONS
PART 1 - GENERAL
1.1 SCOPE
To furnish all labor, materials and equipment necessary or required to complete the
installation of the lift as indicated on the Drawings and Specifications. This
specification is intended to cover the complete installation of the Concord P.A.L.- S (
non-fire rated aluminum entrances) Vertical Wheelchair Platform Lift design.
1.2 SYSTEM DESCRIPTION
Lift assembly shall consist of a platform, guide
system, panels and gates, 1:2 cable hydraulic lifting device, control
system, signals and alarms, electrical wiring, and parts and accessories
necessary to provide required performance operation and code and safety
requirements.
1.3 QUALITY ASSURANCE
1.3.2 Requirements of the Regulatory Agencies
a) Fabricate and install work in compliance with all applicable jurisdictional
authorities.
b) File shop drawings and submissions to local authorities as the information
is made available. Company pre-inspection and jurisdictional authority
inspections and permits are to be made on a timely basis as required.
Work will include all inspections and re-inspections required to ensure
licenses are issued.
1.3.3 Subcontractor Qualifications
a) Execute work of this specification only by a contractor/company who
has adequate product and public liability insurance in excess of one million
dollars.
b) Skilled tradesmen must be employees of the contractor and perform the
work on a timely basis. Employees must be trained by the manufacturer
and be supervised by the lift contractor.
1.3.4. Substitutions
No substitutions will be considered unless written request for approval
has been submitted by the bidder and received by the architect at least
10 days before the date of receipt of bids. Each such request shall include
a complete description of the proposed substitute including drawings,
test data, photographs, and any other information needed for consideration.
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PART 2 - PREPARATORY WORK BY OTHERS
2.1 The following preparatory work to accommodate the lift is to
be done by others:
2.1.1 Permanent 110 volt 15 amp power to operate the lift to be provided
from a Lockable Fused Disconnect Switch, lockable in the off position
with a secondary switch within the main Disconnect. Refer to architectural
drawings for permanent power specifications and location of disconnect.
Temporary power may be provided to expedite the installation of lift.
2.1.2 Provide clear access to lift installation location and remove all
obstacles before lift delivery and installation.
2.1.3 Provide adequate overhead clearances as required by the applicable
code and as per drawings.
2.1.4 Provide a substantial level floor (pit) slab as indicated on lift
contractors’ shop drawings.
2.1.5 Provide finish grouting, and masonry around walls, ceilings, and
doors.
2.1.6 Provide adequate lighting at lift areas as required by the applicable
code.
PART 3 - SUBMITTALS
3.1 SHOP DRAWINGS
The shop drawings shall show a complete layout of the lifting equipment
detailing dimensions, clearances and location of lift equipment. Including
the following:
a) Drawings showing the dimensions including plans, elevations, and sections
to show equipment locations and their relationship to surroundings.
b) Anchorage and clearance requirements.
c) Load and reaction drawings.
3.2 SAMPLES
PART 4 - PRODUCT DATA
4.1 MANUFACTURER / PRODUCT
Lift shall be the Concord PAL-S Vertical Wheelchair Platform Lift by: Mobility Elevator, 4 York Avenue, West Caldwell, NJ - PH: (800) 441-4181 or (973) 618-9545 - FAX: (973) 618-9638
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| Rated Load: |
750 lbs. (341 kg.) |
| Normal Speed: |
15 fpm (0.08 m/s) |
| Platform Dimensions: |
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| Levels Served (Maximum
3) |
See drawings __________________ |
| Number of Openings
(Maximum 3) |
See drawings __________________ |
| Travel Distance
(14' (4.2m) max.) |
See drawings __________________ |
| Operation: |
Constant pressure, anti-creep |
| Power Supply: |
110 Volts, 1 Phase, 15 Amps |
| Drive Type: |
1:2 Cable hydraulic |
| Emergency Operation: |
Travel UP and DOWN Direction,
24 volt DC automatic recharging battery system |
| Paint: |
Baked Electrostatic Polyester
Gloss Powder |
4.2 SIGNAGE
4.2.1 The lift shall have all necessary signs, capacity plates, and data
signs as per the Local and national Codes and Standards.
4.2.2 A capacity plate indicating the rated load in pounds and kilograms
and operating instructions shall be furnished by the manufacturer and fastened
in a conspicuous place at each landing and in the platform. The capacity
plate and operating instructions will be engraved on non-glare, micro-surface,
white letters on a blue background, self-adhesive, flexible plastic material.
The letters and figures stating the capacity shall not be less than 1/4"
in height.
4.3 LIFT PLATFORM
(CAR)
4.3.1 FRAME AND SIDE GUARD PANELS
Aluminum platform frame 42 1/4" high (1073 mm) with painted steel insert.
4.3.2 FLOOR
Formed steel with rubber non-skid sheeting.
4.3.3 HANDRAIL
A single handrail with both ends returned to the wall shall be located on the control wall
of the carriage.
4.3.4 EMERGENCY OPERATION
The car shall be equipped with a battery back up system which will provide emergency
raising and lowering of the lift, and power an alarm in the event of a main power failure.
4.3.5 EMERGENCY LIGHT
The car shall be equipped with an integral emergency light that will illuminate
automatically in the event of a main power failure. |
4.3.6
CAR OPERATING PANEL
Shall consist of constant pressure illuminated buttons,, an emergency stop
switch, alarm button, and an ON/OFF key switch mounted on a removable stainless
steel panel (type 304 #4 stainless steel finish). The key shall only be
removable when the key is in the OFF position.
4.5 PUMP UNIT AND CONTROLS
The drive unit and controller shall be enclosed in the mast. The controller
and pump unit shall be pre-wired and tested before shipment. Control circuitry
is to be PCB mounted as an integral unit. The pump unit shall included
the following features:
4.5.1 Smooth stops at each landing shall be an inherent feature.
4.5.2 Adjustable pressure relief valve.
4.5.3 Manually operated DOWN valve to lower the lift in an emergency.
4.5.4 Pressure gauge with quick connect fitting.
4.5.5 Pressure gauge isolating valve (shut off valve) manually operated.
4.5.6 Gate valve to isolate cylinder from the pump unit.
4.5.7 Fixed pressure compensator flow control valve to set maximum DOWN
direction speed regardless of load.
4.5.8 Electrical solenoid for DOWN direction control.
4.5.9 Emergency power raising and lowering by battery power.
4.6 CYLINDER AND PLUNGER
4.6.1 The cylinder shall be constructed of steel pipe of a sufficient thickness and
suitable safety margin. The top of the cylinder shall be equipped with a cylinder head
with an internal guide ring and self-adjusting packing.
4.6.2 The plunger shall be constructed of a steel shaft of a proper diameter machined true
and smooth. The plunger shall be provided with a stop electrically welded to the bottom to
prevent the plunger from leaving the cylinder. |
4.7 LEVELING DEVICE
4.7.1 The lift shall be provided with an anti-creep device which will maintain the
carriage level within 1/2" (13 mm) of the top landing.
4.7.2 All limit switches and leveling device switches shall be located in a position to be
inaccessible to unauthorized persons.4.8
PIT SWITCH
Switch to be located at the base of the mast that when tripped will remove electrical
power to the control circuit and stop the operation of the car.
4.9 CABLE
Minimum two (2) 3/8" (10 mm) with a minimum breaking strength of 14,400 lbs.
each.
4.10 SAFETY DEVICE
A slack/broken cable safety device shall be supplied that will stop and sustain the lift
and its rated load, if either of the two hoisting cables become slack or fail. The safety
device shall be resettable by the operating of the lift in the UP direction. A switch
shall be mounted in such a position to sense the operation of the safety device and will
open the safety circuit to the controller to prevent operation of the lift in either
direction.
4.11 GUIDE YOKE
A 1:2 guide yolk/sheave arrangement shall be supplied with a sheave, guide shoes, roller
bearings and adjustable cable guards. The sheave shall be furnished with rounded grooves
to fit the cables.
4.12 NORMAL TERMINAL STOPPING DEVICES
Normal terminal stopping devices shall be electro-mechanically sensed
at the top and bottom of runway to stop the car automatically.
4.14 GUIDE RAILS AND BRACKETS
4.14.1 Steel "T" guide rails and brackets shall be used to guide the platform
and sling.
4.14.2 Guide rail shall form part of the structural integrity of the unit and be integral
to the mast enclosure, ensuring stability and minimum platform deflection when loaded.
4.15 CAR SLING
4.15.1 Car sling shall be fabricated from steel members with adequate bracing to support
the platform and car.
4.15.2 Guide shoes shall be mounted on the top and bottom of the car sling to engage the
guide rails.
4.15.3 Guide shoes to be solid slipper type.
4.15.4 The car sling arms shall be detachable.
4.16 WIRING
All wiring and electrical connections shall comply with applicable Codes,
insulated wiring shall have flame retardant and moisture proof outer covering
and shall be run in conduit or electrical wire ways.
4.17 FINISH
Electrostatically applied baked polyester powder coating paint finish.
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PART 5 - EXECUTION
5.1 EXAMINATION
All site dimensions shall be taken to ensure that tolerances and clearances
have been maintained and meet local regulations.
5.2 PREPARATION
Pre-inspect the construction and service requirements for "Work by
Others." These requirements will be included in drawings, diagrams,
engineering data sheets and special instructions before the work commences.
PART 6 - WARRANTY
The lift contractor shall provide
three (3) months free service from date of approval by local authorities.
The entire lift and all component parts shall carry a one (1) year limited
warranty. The warranty shall be for the replacement at no cost of defective
parts but shall not include the labor costs required to replace the defective
part or parts.
PART 7 - OWNER’S INSTRUCTION
AND MANUAL
After installation is
completed, the contractor shall instruct the Owner in the proper use,
operation and maintenance requirements of the lift. Instructions to also
include emergency procedures and safety rules and precautions. Contractor
shall also supply the Owner with an Owner’s Manual detailing the
operating, safety, and maintenance procedures of the lift.
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