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Lehner Lifttechnik Delta Installation Manual

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  • Page 2 Installation manual „Delta“ Version: November 2024 Lehner Lifttechnik GmbH Salling 8 4724 Neukirchen am Walde Österreich Tel: +43 7278 3514 15 E-mail: office@lehnerlifttechnik.at Web: www.lehner-lifttechnik.at Have a look at the installation video...

  • Page 3: Table Of Contents

    24 Adjustment of the platform inclination ...................... 40 25 Configuration of the remote radio controls ....................41 26 Dismantle the platform floor ........................43 27 Adjustment of overload switch ........................44 28 Ajustment of the carriage inclination ......................45 Delta | Installation manual Version 11/2024...

  • Page 4: Introduction

    The following tools will be required to finish the installation successfully: A complete toolset for mechanical and electrical • works Voltmeter • Drilling machines • Drills, thread cutter • Fixing material • Water lever with angle indication • Delta | Installation manual Version 11/2024 page 1...

  • Page 5: Installation Of The Steel Rails

    Fasten all screws that connect the brackets to the rail. Use an angle water level upper rail bracket Delta | Installation manual Version 11/2024 page 2...
  • Page 6 If the actual measurements correspond with the clearance dimensions on the layout drawing fix the remaining brackets to the walls or to the pillars. Step 6: Clean any debris from the rail. Delta | Installation manual Version 11/2024 page 3...

  • Page 7: Installation Of Aluminium Rails

    4 INSTALLATION OF ALUMINIUM RAILS The following pages are only to follow in case you receive the aluminium. Separate parts of the rails: Rails assembled: Delta | Installation manual Version 11/2024 page 4...
  • Page 8 Details of assembly: Connection of brackets and rail profiles: Delta | Installation manual Version 11/2024 page 5...
  • Page 9 Connection between rail parts (in case you need to prolong rail): Lower rail connection: Upper rail connection: Delta | Installation manual Version 11/2024 page 6...

  • Page 10: Assembly Of The Rail According To Installation Plan

    Once you have set all the distances and the angle, tighten all the screws before mounting the rail on the wall or on the pillars. Angle measure W Delta | Installation manual Version 11/2024 page 7...

  • Page 11: Overview Platform Components

    6 OVERVIEW PLATFORM COMPONENTS Delta | Installation manual Version 11/2024 page 8...

  • Page 12: Fixing The Rails And Support Pillars

    The fixing is selected according to the structural conditions. The requirements of the customer are also taken into account. Fixing options: normal, with square-head screws, with dowels, component adhesive or a combination of these. Delta | Installation manual Version 11/2024 page 9...

  • Page 13: Installation Material For Fixing Of The Rail

    8 INSTALLATION MATERIAL FOR FIXING OF THE RAIL For walls: For concrete walls: For concrete walls: For brick walls: For brick walls: Adhesive 2 components glue for brick wall installation – injection pistol and adhesive Delta | Installation manual Version 11/2024 page 10...

  • Page 14: Installing The Platform Onto The Rail

    Insert the rail manually until the rack hits the pinion in the lower carriage. Now you can use the radio control to drive the rail into the carriage. Press the drive-UP button. Delta | Installation manual Version 11/2024 page 11...
  • Page 15 (drive into and out of carriage) and by this way you can match the rail brackets fix screws on the brackets on the upper side. Then drive up the platform and fix the brackets also in the lower stop area. Delta | Installation manual Version 11/2024 page 12...

  • Page 16: Option 2: Drive The Platform Onto The Installed Rail (Platform Needs To Be Taken To Upper Stop And Lifted Onto The Rail!)

    The gear wheels of the drive unit and the safety gear can be damaged! Step 3: Loosen the rope connection between the platform floor and the barrier and open the platform manually. You can now move the open platform downwards using the hand cassette/joystick. Delta | Installation manual Version 11/2024 page 13...

  • Page 17: Fixation Of The Upper Carriage

    If not adjust the overspeed governor by loosening the fixing screw. Reinstall the charging ramp and the clams for unblocking of the barrier arms to the upper end of the railway. Reinstall all covers on the carriages. Delta | Installation manual Version 11/2024 page 14...

  • Page 18: Installing Of The Charging Station/Limit Assembly

    Install the battery charger at any convenient place close to the upper or lower charging stations. Make sure there is no collision between the battery charger and the moving platform. Delta | Installation manual Version 11/2024 page 15...

  • Page 19: Adjusting Of The Control Cams

    If the unlocking cams and the loading ramps with the mechanical limit switch are set correctly, the system should be ready for use. If the system does not run smoothly, further fine adjustments are necessary. Please refer to the following pages. Delta | Installation manual Version 11/2024 page 16...

  • Page 20: Adjustment Of The Access Ramps

    The eyebolt of version B must be fastened in such a way that an angle of 45° to the ramp such a way that it form a line with the slotted side is created. hole on the ramp side. 45° Delta | Installation manual Version 11/2024 page 17...
  • Page 21 Version A (up to LE52000) Version B (from LE52000) 45° Delta | Installation manual Version 11/2024 page 18...

  • Page 22: Last Checks Before Using The Stairlift

    If any malfunctions are occurring or adjustments need to be made, please refer to the following pages for more detailed information. Delta | Installation manual Version 11/2024 page 19...

  • Page 23: Switches And Jumpers On The Control Unit

    15 SWITCHES AND JUMPERS ON THE CONTROL UNIT Connector for service display Acoustic buzzer HE1 Button S1 for remote programming Radio remote receiver Switch S2 menu type connection selection Jumper JP3 and JP4 for left/right sided platform installation Delta | Installation manual Version 11/2024 page 20...
  • Page 24 Jumpers JP3 and JP4 must be set properly according to left sided and right sided installation. horizontal – left sided installation vertical – right sided installation CAUTION: Proper jumper setting is absolutely necessary for the correct and safe function of safety elements in the drive direction. Delta | Installation manual Version 11/2024 page 21...

  • Page 25: Led Signalization On Platforms Control Unit

    LD13 input SU active LD14 input SV1 active LD1 charging active LD15 input SV2 active LD27 input S28 active LD16 input S29 active LD26 input S27 active LD25 input S17 active LD34 relay K2 activated Delta | Installation manual Version 11/2024 page 22...
  • Page 26 S22O; LED goes off when the upper or lower emergency limit switch is LD22 green pressed S8; Switches off when the lift is moved manually (emergency hand wheel LD23 green inserted) SR; reserve safety circuit (must be bridged as standard) LD24 green Delta | Installation manual Version 11/2024 page 23...
  • Page 27 Lights up if overcurrent has occurred on the footrest motor LD44 Lights up if overcurrent has occurred on the seat swivel motor LD45 Lights up at low battery voltage LD46 Relay KH; lights up when the main relay is activated LD49 Delta | Installation manual Version 11/2024 page 24...
  • Page 28 Travel downwards by using the external controls Opening platform Closing platform Platform is on the loading curve and is being loaded Platform not on the loading curve and is not loaded There is some kind of fault--> Display Delta | Installation manual Version 11/2024 page 25...

  • Page 29: Position Switches On Platform

    17 POSITION SWITCHES ON PLATFORM Delta | Installation manual Version 11/2024 page 26...
  • Page 30 Standard electrical components in the side panel Control board Platform motor Barriers Horizontal switch Ramp switch Ramp switch Barrier switch Barriers Safety switch Barriers open switch Platform closed - switch Platform open- Switch Safety contact switch Delta | Installation manual Version 11/2024 page 27...

  • Page 31: Electrical Components Of The Lower Carriage

    18 ELECTRICAL COMPONENTS OF THE LOWER CARRIAGE batteries Lever for unlocking the barriers End switch End switch Switch for safety gear Emergency limit switch Emergency limit switch Delay switch Delta | Installation manual Version 11/2024 page 28...

  • Page 32: Overview Of The Mechanical Parts Of The Platform

    Connecting rod Angle for ramp Unlocking lever mechanism Switch for lateral Slider safety panel barrier Slider for platform lateral swing arm Ball bearing Ramp linkage connection Eyebolt Mechanical stop when folding the platform Delta | Installation manual Version 11/2024 page 29...

  • Page 33: Display Functions

    (OP) - Special function, only appears when driving from external controls with open platform is set. The serial number is shown in the bottom line. Display view in the service menu - display of battery voltage and motor current consumption of main motor or actuator: Delta | Installation manual Version 11/2024 page 30...

  • Page 34: Menu Activation

    A parameter setting can be changed with the up button and confirmed with the down button. In general, all settings are set according to the order specifications on delivery. Active menu item line arrow highlights current selected menu item Delta | Installation manual Version 11/2024 page 31...

  • Page 35: Menu Items

    Factory settings are underlined. All settings can be reset to the factory settings. (see page 20) Information The first row shows the new Delta type and the version of the HW and SW. The second row shows the factory number, which was set in the main menu under “Factory number”.
  • Page 36 Acknowledge error All errors are acknowledged by confirming this main menu item. Certain errors can only be acknowledged by service personnel; these can be found on page 37. Delta | Installation manual Version 11/2024 page 33...
  • Page 37 8 → slow blinking/beeping 9 → permanent light/tone Buzzer Buzzer off This parameter sets presence of buzzer ON/OFF tone during the platform movement. Buzzer always on Buzzer on during movement only with RF controllers Delta | Installation manual Version 11/2024 page 34...
  • Page 38 If this limit value is exceeded, the lift stops and an error appears indicating the overcurrent. Actuator 1 2…7 Platform motor Actuator 2 Not in use with Delta/Stratos (Reserve) Speed Full speed UP 50…100 % PWM Sets maximum speed for drive up Full speed 50…100...
  • Page 39 10…80 % PWM Not in use for Delta Rotational 10…100 % PWM Not in use for Delta and Stratos. speed Delay K. Seconds Not in use for Delta and Stratos. Delays the signal from switch SV2 (speed change in the curve, necessary for long...

  • Page 40: Error And Operation Diagnostic On The Display

    Overload Overload of seat lift - SU=1 switch is closed - THIS F401 SI: SU FUNCTION IS NOT AVAILABLE AT THE MOMENT F402 Overcurrent main drive Overcurrent detected on the main drive Delta | Installation manual Version 11/2024 page 37...
  • Page 41 Overcurrent/overload detected on actuator 1 - F403 ACT1 – Platform motor Overcurrent LIMIT F404 Not in use for Delta and Stratos ACT2 - Empty battery Battery voltage has fallen below 19.4 V. F405 STOP OPEN A further OPEN drive is no longer possible...
  • Page 42 SI: S28 PLATF. UNDEF.POS Position of the platform unknown SI: S11x nedef. MAN-UNABLE For manual platform only AUT-S11x nedef. UNDEF.STATION SW iS27 and S28 are both open. Travel blocked. SI: S27, S28, S29 Delta | Installation manual Version 11/2024 page 39...

  • Page 43: Adjustment Of The Platform Inclination

    • 1-2mm Schließhaken horizontal open the Hook distance screw shown in the illustration, adjust the barrier and lock the adjustment with the screw again. Extend ball Necessary 2mm gap Main bearing bearing Delta | Installation manual Version 11/2024 page 40...

  • Page 44: Configuration Of The Remote Radio Controls

    3 seconds. After a further 3 seconds, the remote control is connected to the receiver and the LED should now flash green. Program additional remote controls in the same way. Press at same time Delta | Installation manual Version 11/2024 page 41...
  • Page 45 To delete stored remote controls, press button S1 for at least 10 seconds until the green LED on the receiver board starts to flash very quickly. Button S1 for programming the radio control Radio receiver connection Delta | Installation manual Version 11/2024 page 42...

  • Page 46: Dismantle The Platform Floor

    Remove the main bearing pin and take off the platform floor • Loosen ball bearing Disconnect platform rod Disconnect spring Bend in metal part Disconnect fixing Take out Take out spring screw and wiring main bearing pin Delta | Installation manual Version 11/2024 page 43...

  • Page 47: Adjustment Of Overload Switch

    + 25% more. Then use the adjustment screw to set the switch so that it is pressed when overloaded. Adjustment screw Overload switch Overload switch Move switch with adjustment screw till it activates under full load capacity +25% Delta | Installation manual Version 11/2024 page 44...

  • Page 48: Ajustment Of The Carriage Inclination

    1. Lower carriage must be adjusted a. Remove the cover. This cover has to be removed to loosen screws below b. After removing the cover, loosen the 3 screws next to the gear wheel. Delta | Installation manual Version 11/2024 page 45...
  • Page 49 The carriage is now free to move. Now adjust the new angle on the lower carriage to the desired angle using a protractor or a digital level including protractor. e. All loosened screws must be tightened again and the cover must be reinstalled. Delta | Installation manual Version 11/2024 page 46...
  • Page 50 Then tighten the screws again. c. The platform can then be reinstalled on the rail. When the platform is on the rail, the screws for the upper carriage must be tightened again. Delta | Installation manual Version 11/2024 page 47...

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