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Ascension VIRTUOSO 5460F Series Product Manual

Wheelchair lift
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ASCENSION VIRTUOSO
WHEELCHAIR LIFT
5460F MODEL SERIES
PRODUCT MANUAL
Patented – see www.ascension-lift.com/patents

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Summary of Contents for Ascension VIRTUOSO 5460F Series

  • Page 1 ASCENSION VIRTUOSO WHEELCHAIR LIFT 5460F MODEL SERIES PRODUCT MANUAL Patented – see www.ascension-lift.com/patents...
  • Page 3 ASCENSION VIRTUOSO WHEELCHAIR LIFT 5460F MODEL SERIES PRODUCT MANUAL...
  • Page 4 Copyright © 2023 Ascension, a Division of AGM, Tucson, Arizona http://ascension-lift.com 1-800-459-0400 This document, or parts thereof, may not be reproduced in any form, by any method, for any purpose, without written permission from Ascension.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ......................1 About this Manual ......................1 Additional Information ....................1 Getting Help ......................... 2 Contacting Ascension ....................2 SECTION 1 General ....................3 Product Information ..................3 Terminology ....................4 Description of System ..................6 SECTION 2 Operation ....................
  • Page 6 4.19 Skirt Guard ....................39 SECTION 5 Electrical Testing ..................44 Control Panel ....................48 Testing the Switches ..................49 Testing the Relay Module ................51 Testing the Power Supply ................52 Testing the Power Relay ................53 SECTION 6 Troubleshooting ..................

  • Page 7: Introduction

    Refer to the Installation Guide for instructions on installing the lift. Refer to the detailed electrical schematic that was included with the lift to perform additional electrical troubleshooting beyond what is covered in this manual. Various helpful videos may be found on the Ascension website: https://www.ascension-lift.com/lift-setup/ 115057 REV M...

  • Page 8: Getting Help

    Also, it is recommended that you contact Ascension while in the immediate vicinity of your lift, as this will reduce the time required to properly diagnose the problem.

  • Page 9: General

    Product Manual SECTION 1 VIRTUOSO 5460F SECTION 1 General Product Information Operational • VERTICAL TRAVEL DISTANCE: 12" to 60" [305 to 1525 mm] • OCCUPANCY: 1 person • MAXIMUM PASSENGER LOAD: 750 pounds [340 kg] • AVERAGE SPEED: 7 feet per minute [35 mm/s] •...

  • Page 10: Terminology

    Product Manual SECTION 1 VIRTUOSO 5460F Terminology To effectively use this manual, you need to be familiar with the following terms. Refer to the figure on the following page for identification of components. Not all components are shown in the figure. Access Panels The four hinged panels that provide access to the machinery cabinets.
  • Page 11 Product Manual SECTION 1 VIRTUOSO 5460F 115057 REV M...

  • Page 12: Description Of System

    Product Manual SECTION 1 VIRTUOSO 5460F Description of System Two hydraulic cylinders raise and lower the platform. When the "up" circuit is energized, an electric motor operates a hydraulic pump which provides pressurized hydraulic fluid to the cylinders, causing the cylinder rods to extend and raise the platform.

  • Page 13: Operation

    Product Manual SECTION 2 VIRTUOSO 5460F SECTION 2 Operation Standard Operation • Move the platform with any one of the three operating switches. The operating switches must be held with constant pressure until the platform stops at the upper or lower landing.

  • Page 14: Manual Operation

    (shut-off valve for main cylinders) handle 90 degrees and repeat step 4. Return valve to initial position to resume normal operation. WARNING! Only use the handle provided with the pump. If this handle does not provide enough leverage to move the platform, stop and contact Ascension. 115057 REV M...
  • Page 15 Product Manual SECTION 2 VIRTUOSO 5460F Alternatively, the front lowering valve can be used to manually lower the platform. Front Lowering Valve Instructions: 1. Locate the front lowering valve located behind a small access panel at the front right corner of the lift. WARNING! Stay clear of the platform when it is moving to avoid any pinching and/or crushing hazards as manual operation bypasses all electrical safety switches.

  • Page 16: Routine Maintenance

    Product Manual SECTION 3 VIRTUOSO 5460F SECTION 3 Routine Maintenance The owning facility is responsible for the proper maintenance of the lift. The following checks must be performed every six months: 1. Verify the operation of the lift per Section 2. 2.

  • Page 17: Mechanical Disassembly And Repair

    Product Manual SECTION 4 VIRTUOSO 5460F SECTION 4 Mechanical Disassembly and Repair Important Preliminary Information The repairs in this section are to be performed by a skilled technician who has experience in working on electro-mechanical systems. Furthermore, the technician should be well-versed in standard industrial safety practices and procedures. In the United States of America, electrical safety procedures are established in OSHA's Lockout/Tagout –...

  • Page 18: Opening The Machinery Cabinets From The Top

    Product Manual SECTION 4 VIRTUOSO 5460F Opening the Machinery Cabinets from the Top For some of the repairs described in this manual, it is necessary to gain access to a machinery cabinet from the top. The top of either machinery cabinet can be removed by performing the following steps: 1.

  • Page 19: Retracting, Removing, And Reinstalling The Safety Skirt

    Product Manual SECTION 4 VIRTUOSO 5460F Retracting, Removing, and Reinstalling the Safety Skirt The safety skirt consists of two parts: the platform skirt, which guards the platform on three sides; and the gate skirt, which guards the area under the lower platform gate. For some of the repairs described in this manual, it is necessary to gain access to components normally hidden behind the skirt.
  • Page 20 Platform Skirt: To remove the platform skirt, perform the following steps. Also see Virtuoso Compression Video from the Ascension website which includes skirt removal. Performing steps 3 & 4 will provide access behind the skirt without fully removing it. 1. From inside the platform, remove the lower portion of the upper platform gate (secured to the gate with five (5) pan head screws) and the bridge plate (secured to the skirt guard with four (4) flat head screws).
  • Page 21 Product Manual SECTION 4 VIRTUOSO 5460F 7. Push the ball bearing slide release levers toward the right side of the lift and then pull downward on the skirt guard to separate it from the platform. 8. At the front of the skirt, use pliers or a similar tool to turn the skirt guide tubes counterclockwise until they release from the studs in the base.
  • Page 22 To reinstall the platform skirt, perform the following steps. Also see Virtuoso Compression Video from the Ascension website which includes skirt reinstallation. If necessary, refer to the figures in the skirt removal instructions above for identification of skirt components. CAUTION! In the following step, stay clear of the platform when it is moving to avoid any pinching and/or crushing hazards.
  • Page 23 Product Manual SECTION 4 VIRTUOSO 5460F 4. Lift the skirt upward on both sides of the skirt guard until the skirt slips past the restraining tabs on the ball bearing slides as shown in the figure below. restraining tab must catch the skirt on the 7th panel down from the top of the skirt. 115057 REV M...
  • Page 24 Product Manual SECTION 4 VIRTUOSO 5460F 5. Reinstall two (2) or three (3) T25 Torx tamper-resistant head screws on each side of the platform to secure the top of the skirt loosely to the platform. 6. Use a 5/16" combination wrench to reinstall the four (4) hex head screws that secure the top of the skirt to the platform, one (1) at each corner.

  • Page 25: Platform Gate Closers

    Product Manual SECTION 4 VIRTUOSO 5460F Platform Gate Closers To make a platform gate close faster, turn the gate closer counterclockwise, 1/2 rotation at a time. To make a platform gate close slower, turn the gate closer clockwise, 1/2 rotation at a time. See the figure below. 115057 REV M...

  • Page 26: Upper And Lower Terminal Switches

    Product Manual SECTION 4 VIRTUOSO 5460F Upper and Lower Terminal Switches The upper stop mechanism serves a few different functions, but gets its name since its main purpose is to stop the platform at the upper landing. The upper stop mechanism is located in the left-hand machinery cabinet and contains the upper terminal switch, the ball plunger, and the lower terminal switch.
  • Page 27 Product Manual SECTION 4 VIRTUOSO 5460F Lower Terminal Switch: When this normally open (NO) switch is actuated, it allows the motor to fully engage/disengage the lower platform gate lock, functioning as a bypass to the locking rod switch (Section 4.9). Accordingly, the lower terminal switch is factory-set to be actuated when the platform is within 2”...

  • Page 28: Lower Platform Gate Switch

    Product Manual SECTION 4 VIRTUOSO 5460F Lower Platform Gate Switch The lower platform gate switch senses whether the lower platform gate is open or closed. The switch is located on the platform at the hinge side of the gate, about 12" [305 mm] from the floor.
  • Page 29 Product Manual SECTION 4 VIRTUOSO 5460F You will need to access the back of the switch in order to adjust, test, or replace it. To do so, retract the upper front corner of the platform skirt away from the platform. If necessary, see Section 4.4 for instructions on retracting the skirt.

  • Page 30: Upper Platform Gate Switches

    Product Manual SECTION 4 VIRTUOSO 5460F Upper Platform Gate Switches The upper platform gate switches sense whether the upper platform gate is open or closed. The first switch is a refrigerator-style switch located on the hinge-side of the gate. The second switch is a magnetic switch located in the stop plate on the strike- side of the gate.

  • Page 31: Locking Rods And Locking Rod Switch

    Product Manual SECTION 4 VIRTUOSO 5460F Locking Rods and Locking Rod Switch The two hydraulically driven locking rods (interlock) extend from the lower platform gate into the platform sides to physically lock the gate during travel. The locking rod switch senses if the top locking rod has successfully engaged and locked the gate.

  • Page 32: Upper Landing Gate Interlock

    Product Manual SECTION 4 VIRTUOSO 5460F 4.10 Upper Landing Gate Interlock For lifts equipped with the optional upper landing gate (5460FG models), the upper landing gate is equipped with a safety interlock switch that mechanically latches the gate whenever the platform leaves the landing and electrically monitors whether the gate is open, shut and unlocked, or locked shut.

  • Page 33: Operating Station

    Product Manual SECTION 4 VIRTUOSO 5460F 4.11 Operating Station Operating stations are the controls for raising and lowering the platform. There is an operating station for the lower landing, the platform, and the upper landing. operating station inside the platform has an emergency stop switch. The emergency stop switch immediately stops the lift until it is manually reset.

  • Page 34: Alarm

    Product Manual SECTION 4 VIRTUOSO 5460F 4.13 Alarm The lift is equipped with a battery-powered audible alarm that sounds when the emergency stop button is pressed. To test, press the emergency stop button. Reset the emergency stop button to turn off the alarm. If the alarm does not sound when the emergency stop button is pressed, the alarm battery may need to be replaced.

  • Page 35: Skirt Sensor System

    Product Manual SECTION 4 VIRTUOSO 5460F 4.14 Skirt Sensor System The skirt sensor system halts the motion of the platform when an object or person pushes the safety skirt on the long sides of the lift inward more than 3" [76 mm]. One sensor assembly is located on each of the two hydraulic cylinders and consists of two extension springs that run the length of the hydraulic cylinder and two sensor switches that are actuated by the movement of the springs.
  • Page 36 Product Manual SECTION 4 VIRTUOSO 5460F • To shift the position of a sensor switch, loosen the hose clamp that holds it in place, shift the clamp, and then retighten it. • To remove a switch: o Mark the location of the hose clamp on the hydraulic cylinder so it can be put back in the same place.
  • Page 37 Product Manual SECTION 4 VIRTUOSO 5460F 115057 REV M...

  • Page 38: Hydraulic Valves

    Product Manual SECTION 4 VIRTUOSO 5460F 4.15 Hydraulic Valves The various hydraulic valves are located inside the right-hand machinery cabinet behind the access panels. For additional access, the top of the machinery cabinet may be removed (see Section 4.3). Refer to the following instructions for adjusting or removing any of the hydraulic valves. It is recommended to place paper towels below the component to be removed to catch the several ounces of hydraulic fluid that will drip as the component is removed.
  • Page 39 Product Manual SECTION 4 VIRTUOSO 5460F Counterbalance Valve: This valve keeps the platform raised when the motor is not running. If the platform "bounces" as it descends while fully loaded, then the adjustment screw on this valve may need to be tightened clockwise a 1/4 turn at a time until the “bouncing”...
  • Page 40 Product Manual SECTION 4 VIRTUOSO 5460F Front Lowering Valve: This valve is a brass ball valve with a T-style handle located behind a small access panel at the front right corner of the lift. This valve is used to manually lower the platform. See Section 2.2 for instructions on its use. Interlock Relief Valve (for Locking Rods): This in-line valve is housed within a long, hexagonal casing.

  • Page 41: Driving Cylinders

    Product Manual SECTION 4 VIRTUOSO 5460F 4.16 Driving Cylinders The two double-acting driving cylinders are responsible for physically raising and lowering the platform. The cylinders are in series with the first being the “master” cylinder (right side of lift) and the second being the “slave” (left side of lift). cylinders include bypass ports that allow hydraulic fluid to pass through them when fully retracted to resynchronize the two cylinders with each other such that the platform raises level each cycle.
  • Page 42 Product Manual SECTION 4 VIRTUOSO 5460F 3. Remove the lower hinge bolt that secures the skirt base to the lift base: Loosen the cap head screw in the shaft collar using a 7/64 hex key, and then turn the hinge bolt out with a 7/32 hex key while using a standard screwdriver blade to keep the shaft collar from rotating.
  • Page 43 Product Manual SECTION 4 VIRTUOSO 5460F 11. Loosely secure the skirt base to the base frame, raising the platform further if necessary. 12. Lower the platform to the lower landing and close the front gate. Cycle the lift vertically 4-5 times so that the locking mechanism fills with oil. Verify that the lock remains closed while the lifting platform descends, performing additional cycles until it does, if necessary.

  • Page 44: Windows

    Product Manual SECTION 4 VIRTUOSO 5460F 4.18 Windows All standard windows are made of high impact strength acrylic sheet. The windows are pinched in the channel of a glazing strip which is attached to the lift frame with screws. See the figure below. To remove a window, remove each of the screws attaching the four glazing strips to the lift’s exterior.

  • Page 45: Skirt Guard

    Product Manual SECTION 4 VIRTUOSO 5460F 4.19 Skirt Guard The skirt guard is located on the upper landing side of the platform, below the gate. The skirt guard blocks the upper platform gate from opening while the lift is fully lowered, but slides out of the way as the platform moves away from the lower landing.
  • Page 46 Product Manual SECTION 4 VIRTUOSO 5460F 7. Push the ball bearing slide release levers as shown in the figure on the previous page and then pull downward on the skirt guard to separate it from the platform. 8. Remove the three (3) hex head screws that secure the skirt to the skirt guard using a 5/16"...
  • Page 47 Product Manual SECTION 4 VIRTUOSO 5460F 7. Lift the skirt upward on both sides of the skirt guard until the skirt slips past the restraining tabs on the ball bearing slides as shown in the figure below. restraining tab must catch the skirt on the 7th panel down from the top of the skirt. 115057 REV M...
  • Page 48 Product Manual SECTION 4 VIRTUOSO 5460F 8. Reinstall two (2) or three (3) T25 Torx tamper-resistant head screws on each side of the platform to secure the top of the skirt loosely to the platform. 9. Use a 5/16" combination wrench to reinstall the two (2) hex head screws that secure the skirt and skirt support brackets to the platform, one (1) at each corner.
  • Page 49 Product Manual SECTION 4 VIRTUOSO 5460F 3. Use a Phillips screwdriver to remove the two (2) 8-18 x 3/8 self-tapping pan head screws that are now accessible. You may need to shift the position of the movable portion of the ball bearing slide to expose the screws. Be sure to catch the screws as they are removed.

  • Page 50: Electrical Testing

    Product Manual SECTION 5 VIRTUOSO 5460F SECTION 5 Electrical Testing This section contains information that will enable a skilled and experienced electrician to service the lift. The electrical and logic diagrams for the lift is shown on the following pages. CAUTION! When working on any part of the electrical system, industrial electrical safety practices should be rigorously adhered to, including:...
  • Page 51 Product Manual SECTION 5 VIRTUOSO 5460F (115057 Rev M ELECTRICAL DIAGRAM.vsd) SIMPLIFIED ELECTRICAL DIAGRAM 115057 REV M...
  • Page 52 Product Manual SECTION 5 VIRTUOSO 5460F (115057 Relay module logic.lld) SMART RELAY MODULE LOGIC Notes: The logic diagram above does not include any of the timers or more complicated components of the logic circuit. Rather, it only shows the contacts that must be maintained for the platform to run up or down.
  • Page 53 Product Manual SECTION 5 VIRTUOSO 5460F FULL ELECTRICAL DIAGRAM (Contact Ascension for electronic color copy of 5460F full electrical diagram). 115057 REV M...

  • Page 54: Control Panel

    Product Manual SECTION 5 VIRTUOSO 5460F Control Panel The electrical panel can be accessed through both access panels in the left-hand machinery cabinet. If additional access space is needed, the top of the left-hand machinery cabinet can be removed (refer to Section 4.3 for instructions). Refer to the figure below for identification of the major components on the electrical panel.

  • Page 55: Testing The Switches

    Product Manual SECTION 5 VIRTUOSO 5460F Testing the Switches When troubleshooting the electrical system, it is recommended to begin by testing at the Smart Relay Module to determine the present state of each individual safety circuit. The control system operates on 24 VDC. Before performing any checks at the relay module, verify that the module itself is receiving power (refer to Section 5.3).
  • Page 56 Product Manual SECTION 5 VIRTUOSO 5460F Once a given safety circuit has been identified as the problem, the switches and wire connections in that circuit may be tested. Individual switches may be tested for continuity across the switch contacts. Note that the lift should be disconnected from power when testing for continuity.

  • Page 57: Testing The Relay Module

    3. There has been a wiring harness or connector failure. See the Electrical Diagrams at the beginning of SECTION 5 to continue troubleshooting, or contact Ascension. 4. The E-Stop is pushed in and the alarm is active. Reset the E-Stop.

  • Page 58: Testing The Power Supply

    Product Manual SECTION 5 VIRTUOSO 5460F Testing the Power Supply The power supply converts the 120 VAC input power from the facility to 24 VDC which † is used to power the entire lift control system. The power supply is located behind the inner electrical panel.

  • Page 59: Testing The Power Relay

    Product Manual SECTION 5 VIRTUOSO 5460F Testing the Power Relays The power relays connect/disconnect 120 VAC power to the motor to cause the lift to † run/stop. When 24 VDC is applied to the input-side of the relays, the output-side relay contacts close and supply power to the motor.

  • Page 60: Troubleshooting

    Product Manual SECTION 6 VIRTUOSO 5460F SECTION 6 Troubleshooting The table below presents the necessary information to perform basic troubleshooting on the lift. The numbers in the Section column refer to sections within this manual. Problem Possible Cause Remedy Section Platform will not Electrical disconnect is off Turn on disconnect...
  • Page 61 Product Manual SECTION 6 VIRTUOSO 5460F Problem Possible Cause Remedy Section Platform does Upper height knob is not set Set the upper height not stop correctly knob properly per the automatically at Installation Manual the upper Upper stop switch failure Replace upper stop landing switch...
  • Page 62 Notes:...
  • Page 64 A DIVISION OF AGM Printed in the U.S.A. 115057 REV M...

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