Braun MILLENNIUM A5 Service Manual

Public use wheelchair lifts

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"Providing Access to the World"
International Corporate Hdqrs: P.O. Box 310
1-800-THE LIFT
®
(574) 946-6153
Patent #5,261,779
Patent #5,261,779
33759 Rev. B
Patent #5,261,779
Patent #5,261,779
Patent #6,065,924
Patent #6,065,924
January
Patent #6,065,924
Patent #6,065,924
2008
Patent #6,238,169
Patent #6,238,169
Patent #6,238,169
Patent #6,238,169
Patent #6,464,447
Patent #6,464,447
Patent #6,464,447
Patent #6,464,447
Service Manual for:
Millennium
Public Use Wheelchair Lifts
Series
DOT — Public Use Lift
DOT — Public Use Lift
"DOT — Public Use Lift" verifies that this platform lift meets the
"public use lift" requirements of FMVSS No. 403. This lift may be
installed on all vehicles appropriate for the size and weight of the
lift, but must be installed on buses, school buses, and multi-
purpose passenger vehicles other than motor homes with a gross
vehicle weight rating (GVWR) that exceeds 4,536 kg (10,000 lb).
®
®
Winamac, IN 46996 USA
FAX: (574) 946-4670
Patent #6,599,079
Patent #6,599,079
Patent #6,599,079
Patent #6,599,079
Patent #6,692,217
Patent #6,692,217
Patent #6,692,217
Patent #6,692,217
Patent #6,739,824
Patent #6,739,824
Patent #6,739,824
Patent #6,739,824
Patents Pending
Patents Pending
Patents Pending
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A5
A5
Read manual
before installing
or servicing lift.
Failure to do so
may result in
serious bodily
injury and/or
property damage.
W A R N I N G

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Summary of Contents for Braun MILLENNIUM A5

  • Page 1 Public Use Wheelchair Lifts DOT — Public Use Lift DOT — Public Use Lift “DOT — Public Use Lift” verifies that this platform lift meets the “public use lift” requirements of FMVSS No. 403. This lift may be installed on all vehicles appropriate for the size and weight of the lift, but must be installed on buses, school buses, and multi- purpose passenger vehicles other than motor homes with a gross vehicle weight rating (GVWR) that exceeds 4,536 kg (10,000 lb).
  • Page 2 Braun Millennium Series of pleasure and independence as long as the lift is installed and serviced as specified by a Braun certified technician, and the lift is operated by an instructed person. Warranty and Registration Instructions Immediately upon receiving the lift, examine the unit for any damage.
  • Page 3: Table Of Contents

    Troubleshooting and Maintenance Lift Terminology ... 2 Switch and Sensor Locations ... 3 Certification Checklist Diagnostic Procedures ... 4 Platform Fold Pressure Adjustment ... 5 Outer Barrier Fold Pressure Adjustment ... 5 Platform Angle Adjustment ... 6-7 Platform Stop Blocks ... 7 Platform Floor Level Adjustment ...
  • Page 4: Lift Terminology

    Hand-Held Pendant Towers (2) Control Visual Threshold Warning Audible Threshold Warning (not visible) Pump Module (Rear) Base Plate Bottom Parallel Arm (2) Saddle (2) Upper Fold Arm (2) Lower Fold Arm (2) Pump Side Vertical Arm Outer Barrier Cylinder (not visible - underside of platform) Platform Side Plates (2) Page 2 Lift Terminology...
  • Page 5: Switch And Sensor Locations

    Switch and Sensor Locations Pressure Switch 31199 Stow Microswitch 23184 (Qty. 2) Rotary Position Sensor 31094A Outer Barrier Latched Magnet 31664 Outer Barrier Latched Magnetic Sensor 32645NA60 Outer Barrier Raised Magnetic Sensor 32645NA60 *Note: Mirror image for right (front) pump lifts. Threshold Strip Switch 31221A (Qty.
  • Page 6: Certification Checklist Diagnostic Procedures

    The following operations and conditions must be functionally verified in order for the lift to be FMVSS 403/404 compliant. If an operation does not function as described or a condition is not met, follow the refer- enced procedures to correct the problem or contact a Braun Corporation Product Support representative at 1-800-THE LIFT ®...
  • Page 7: Platform Fold Pressure Adjustment

    Platform Fold Pressure Adjustment 1. Position the platform at the floor level loading position. 2. Loosen the hex nut on the adjustment screw (do not remove hex nut). 3. Turn the adjustment screw counter clockwise until the platform does not fold when the Fold button is pressed.
  • Page 8: Platform Angle Adjustment

    Platform Angle Adjustment Adjusting the platform angle based on the relationship of the platform at ground level directly affects the angle of the platform when positioned at floor level. Unfold the lift and visually examine the angle of the platform when positioned at floor level.
  • Page 9: Platform Angle Adjustment

    Platform Angle Adjustment Adjustment Allen screws are provided on each side of the lift platform for adjusting the platform angle. Adjust platform angle as specified on previous page. Platform Angle Adjustment Screws Right Must make full contact. Vertical Stop Block To raise the outboard end of platform - turn adjustment screw clockwise.
  • Page 10: Platform Floor Level Adjustment

    Platform Floor Level Adjustment Before setting floor level position: • Adjust platform angle as detailed on page 6. • Ensure both stop blocks are making full contact with verti- cal arms (details on page 7). Floor Level Adjustment: 1. Position platform at desired floor level position (passenger loading/unloading height).
  • Page 11: Bridging Microswitch Adjustment

    Bridging Microswitch Adjustment Bridging Microswitch: The bridging microswitch is located at the bottom of the right (front) vertical arm. See Photos A and B. An adjust- ment screw is built into the platform stop block. The bridging microswitch will be deactivated if the outboard end of the platform contacts the unloading surface before the inboard end while the...
  • Page 12: Lcd Lift Codes

    LCD Lift Codes To better understand the Braun LCD Trouble shooting display you must first understand the numbers that appear on the screen. There are Flashing Codes, Solid Error Codes, and Solid Normal Operational Codes. Flashing Codes #65-89: About 10 seconds after an operation has stopped there are a set of scrolling flashing numbers that indicate whenever a particular sensor or switch has been activated.
  • Page 13 Listed below are codes that the lift controller outputs during lift operation. The codes will be displayed on an LCD screen located on the lift control board inside the pump module. See the Manual Operating Instructions in the operator's manual for pump cover removal instructions.
  • Page 14: Lubrication Diagram

    Inner Roll Stop Lever Bearings (2) and Slots (2) Inner Roll Stop Pivot Bearings (2) Outer Barrier Pivot Bearings (2) Outer Barrier Latch Slot (Both Sides) Outer Barrier Lever Bearings Braun Part No. 11 oz. 15807 15806 14 oz. 15805...
  • Page 15: Maintenance And Lubrication Schedule

    Simple inspections can detect potential problems. The maintenance and lubrication procedures specified in this schedule must be performed by a Braun autho- rized service representative at the scheduled intervals according to the number of cycles.
  • Page 16 Maintenance and Lubrication Schedule Inspect lift for wear, damage or any abnormal condition Cycles Inspect lift for rattles Perform all procedures listed in previous section also Upper/lower fold arms (2) Platform pivot pin bearings (4) Lower fold arm bearings (8) Inner roll stop pivot bearings (2) Inner roll stop lever bearings (2) Inner roll stop lever slot (2)
  • Page 17: Maintenance And Lubrication Schedule

    Replace damaged parts and resecure as needed. Apply Light Oil. Resecure, replace or correct as needed. Resecure, replace or correct as needed Use Braun 32840-QT (Exxon ® Univis HVI 26) hydraulic fluid (do not mix with Dextron III or other hydraulic fluids).
  • Page 18: Notes

    NOTES This page intentionally left blank. Page 16...
  • Page 19: Lift Electrical Schematic

    LIFT SWITCH BOX BK(24 GA COPPER) NOTE: ALL WIRES ARE 22 GA. BK/WH(24 GA SILVER) UNLESS OTHERWISE NOTED. OR(18) DOWN BK(18) THRESHOLD SENSOR GN(18) FOLD UNFOLD RD(18) BK/WH(24 GA SILVER) BK(24 GA COPPER) PLATFORM LIGHTS (OPTION) BK(18) BK(18) BK(18) RD(18) BK(18) BK(18) BK(18)
  • Page 20: Lift Wiring Diagram

    Platform Lights (Option) Note: All wires 22 GA. unless otherwise noted. 6-COND WIRE CODE 1 2 3 7 8 9 9-COND WIRE CODE 9-COND WIRE CODE COLOR COLOR NOT USED NOT USED NOT USED NOT USED NOT USED NOT USED NOT USED NOT USED LIFT NOT STOWED GROUND SIGNAL...
  • Page 21: Hydraulic Schematic

    Orifice 1900 Opposite Pump BACKUP Cylinder PUMP Description Fixed Displacement Pump Pump Motor Backup Pump Single Acting Cylinder Check Valve Unfold Orifice Manual Shutoff Valve Pressure Switch Hydraulic Schematic .50 GPM Bridging Valve Lifting Relief Valve Down Secondary Valve Valve 2500 Folding Relief Valve...
  • Page 22: Hydraulics Parts List

    ✓ Seal Kits: If repairing a cylinder, order Seal Kit #1500-0500P. * Raw material items ordered and priced per inch (order specified length). Hydraulic Fluid When adding or changing hydraulic fluid, use Braun 32840-QT (Exxon ® Univis HVI 26) hydraulic fluid (do not mix with Dextron III or other hydraulic fluids).
  • Page 23: Hydraulics Diagram

    Hydraulic Repair For repair of a hydraulic hose or cylinder, read this. Service Bulletin Manual Backup Pump Hydraulics Diagram 27049 Hydraulic Pump Page 21...
  • Page 24: Pump Module

    Part Numbers of Items Identical on all Lift Models ® to the four hex bolts (items 27 and 28) if a blue nylon patch is not present on ® is available from The Braun Corporation under part NL915FIB, NL916FIB, NL915IB, NL916IB, NL917IB, NL918IB...
  • Page 25: Pump Module Diagram

    27 and 28) if a blue nylon patch is not present on the bolts when retrofitting an ® M268 pump assembly. Loctite available from The Braun Corporation under part number 11522-1. ® Note: Rear pump shown, front pump mirror image.
  • Page 26: Lift Exploded Views 42 " Floor-To-Ground Lift Models (Nl915Ib, Nl915Fib, Nl918Ib, And Nl918Fib) Repair Parts List

    42” Floor-to-Ground Lift Repair Parts List Part Numbers of Items Dedicated per Lift Model Item Qty. Description Base Weldment Cover, Pump, 2-Piece, Back-Bottom Cover, Pump, 2-Piece, Top-Front Assy. Platform Weldment Outer Barrier Assembly (inc. 5,14,22,51,168) Inner Rollstop Bridge Switch Assembly Plate, Backing/Mounting Base Cover (Traction Tape Not Shown) Parallel Arm Assy., Bottom, w/Bearings - Rear...
  • Page 27: Exploded View

    42” Floor-to-Ground Lift Exploded View 138 148 146 148 156 157 122 123 132 131 Page 25...
  • Page 28: Floor-To-Ground Lift Models (Nl916Ib, Nl916Fib, Nl917Ib, Nl917Fib, Nl919Ib And Nl919Fib) Exploded View

    138 148 Page 26 48” Floor-to-Ground Lift Exploded View 146 148 156 157 122 123 132 131...
  • Page 29: Repair Parts List

    48” Floor-to-Ground Lift Repair Parts List Part Numbers of Items Dedicated per Lift Model Item Qty. Description Base Weldment Cover, Pump, 2-Piece, Back-Bottom Cover, Pump, 2-Piece, Top-Front Platform Weldment Outer Barrier Assembly (Inc. 5,10,31,165,168) Inner Rollstop Bridge Switch Assembly Plate, Backing/Mounting Base Cover Assy., (Traction Tape Not Shown) Rubber Nose Parallel Arm Assy.,Top-Front w/Bearings...
  • Page 30: Notes

    NOTES This page intentionally left blank. Page 28...
  • Page 31 "Providing Access to the World" ® Over 300 Braun Dealers Worldwide ® "Providing Access to the World" International Corporate Hdqrs: P .O. Box 310 Winamac, IN 46996 USA 1-800-THE LIFT ® (574) 946-6153 FAX: (574) 946-4670...
  • Page 32 The Braun Corporation of Winamac, Indiana, warrants that it will repair (or replace at Braun’ s sole option) any defect in material or workmanship in its wheelchair lift for five years*, providing the lift is installed, operated and maintained properly. This warranty is limited to the original purchaser and does not cover defects in the motor vehicle on which it is installed, or defects in the lift caused by a defect in any part of the motor vehicle.

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