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Manufacturing Revision Level: Rev. B
404431 Rev. A
April
2019
Service Manual
Millennium 2
NL
DOT — Public Use Lift
"DOT — Public Use Lift" veri es 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).
631 West 11th Street, Winamac, IN 46996, USA
Phone: +1 574 946 6153 • Fax: +1 574 946 4670
www.braunability.com
W ARNING
Read manual
before installing
or servicing lift.
Failure to do so
may result in
serious bodily
injury and/or
property damage.
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Summary of Contents for BraunAbility Millennium 2 NL
- Page 1 (GVWR) that exceeds 4,536 kg (10,000 lb). Manufacturing Revision Level: Rev. B W ARNING 631 West 11th Street, Winamac, IN 46996, USA Phone: +1 574 946 6153 • Fax: +1 574 946 4670 www.braunability.com Read manual before installing or servicing lift. Failure to do so...
- Page 2 ADDRESS CITY the cards. The consumer must fill out the other TELEPHONE STATE card and mail it to BraunAbility . The warranty is TO VALIDATE WARRANTY ® REGISTRATION CARDS MUST BE RETURNED TO THE BRAUN CORPORATION. provided in this manual. The warranty cards must Sample Warranty/Registration Card be processed to activate the warranty.
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Page 3: Table Of Contents
Top Parallel Arm Assembly........35 Bottom Parallel Arm Assembly ......36-37 Hydraulic Cylinder Assembly - Main......38 Vertical Arm Assembly..........39 Arm Cover Assembly..........40 Handrail Assembly ........... 41 Platform Assembly ............42-46 Warranty BraunAbility Limited Warranty ......... 47-49 ® Page 1... -
Page 4: Lift Terminology
Lift Terminology Visual Threshold Warning Pump Module (Front) Main Cylinders (2) Audible Threshold Warning Hand-Held Pendant Control (not visible) Top Parallel Arms (2) Adjustable Quiet-Ride Stow Blocks (2) Towers (2) Unfold Assist Compression Springs (2) Platform Lights (2) Vertical Arm Covers (4) Threshold Warning Handrails (2) -
Page 5: Switch And Sensor Locations
Switch and Sensor Locations *Up & Unfold Microswitch Assy. 975-4121A *Up Microswitch *Unfold Microswitch Pump Side IB Occupied Microswitch *Stow Interlock Threshold Strip Switch Microswitch 33337A *Threshold / Alarm & Partial Fold *Pump Side Microswitch Assy. IB Occupied & 975-4121A *Threshold / Alarm Stow Interlock Assy. -
Page 6: Certification Checklist Diagnostic Procedures
5. Remove the threshold warning plate and replace non-functioning threshold switch. 6. Repeat Step 4. If warning is still not activated, call BraunAbility Aftersales. • Platform movement is prohibited beyond the position where the inner roll stop is fully deployed (up). -
Page 7: Platform Fold Pressure Adjustment
Platform Fold Pressure Adjustment 1. See Tower 4 (Fold) Switch Adjustment in the Tower Microswitch Adjustment section for proper microswitch setting before adjusting the platform fold pressure. 2. Position the platform at the floor level loading position. 3. Loosen the hex nut on the adjustment screw Note: Secure adjustment (do not remove hex nut). -
Page 8: Platform Angle Adjustment
Platform Angle Adjustment Lowering Sequence Requirements Figure C 1. The outboard end (toe) of the platform must contact the ground first to ensure the spring-loaded outer barrier unfolds fully. See Figure C. Barrier 2. The inboard end (heel) of the platform must lower fully Heel (vertical arms must contact ground when fully lowered). -
Page 9: Platform Stop Blocks
Platform Angle Adjustment Adjustment Allen screws are To raise the outboard end of Note: Both adjustment screws platform - turn adjustment must be adjusted equally. provided on each side of the lift platform for adjusting the platform screw clockwise. angle. Adjust platform angle as Apply Loctite to adjustment ®... -
Page 10: Tower Microswitch Adjustment
Tower Microswitch Adjustment TOWER TOWER TOWER TOWER 32943 32942 Figure E TOWER TOWER TOWER TOWER 32942 32943 Note: Left (rear) pump lift Note: Review adjustment TOWER TOWER TOWER TOWER depicted. Right (front) pump procedures below and adjust lift is a mirrored image. as needed only. -
Page 11: Lubrication Diagram
Outer Barrier Outer Barrier Lever Bearings Lever Guide Slot (Both Sides) See the Maintenance/Lubrication Schedule for recommended applications per number of cycles. Specified (recommended) Available BraunAbility Lubricant Type Lubricant Amount Part No. Light Penetrating Oil LPS2, General Purpose 16 oz. -
Page 12: Maintenance And Lubrication Schedule
BraunAbility dual parallel arm lifts are equipped with and will vary according hardened pins and self-lubricating bushings to de- to lift use and conditions. and/or property... - Page 13 Maintenance and Lubrication Schedule See Certification Checklist Diagnostic Procedures Verify FMVSS 403 / 404 Certification Checklist Correct as needed. Inspect lift for wear, damage or any abnormal condition Correct as needed. Inspect lift for rattles Cycles Place platform at floor level and remove drain plug Check roll stop cylinder for leaks from roll stop cylinder overflow chamber.
- Page 14 Perform all procedures listed in previous section also Inspect cotter pins on platform pivot pin (2) Resecure, replace or correct as needed Hydraulic Fluid (Pump) - Check level. Note: Fluid Use BraunAbility 32840-QT (Exxon Univis HVI ® should be changed if there is visible contamination.
- Page 15 Maintenance and Lubrication Schedule Inspect vertical arm plastic covers Resecure or replace if needed. Inspect power cable Resecure, repair or replace if needed. Mounting Check to see that the lift is securely anchored to 4500 the vehicle and there are no loose bolts, broken Cycles welds, or stress fractures.
- Page 16 NOTES This page intentionally left blank. Page 14...
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Page 17: Lift Electrical Schematic
Lift Electrical Schematic RD(18) DESCRIPTION SYMBOL PLATFORM LED LIGHTS (OPTION) BK(18) WH(18) RD(18) GN(20) CAPACITOR BK(18) BK(18) RD(18) IB RAISED SWITCH LIFT MICROSWITCH LIGHT WH(18) RD(18) GN(20) SWITCH BOX BK(18) BK(18) RD(18) RELAY BK(22) BK(20) DIODE RD(22) RD(20) BK(18) RD(18) OR(20) BRIDGING RD(18) -
Page 18: Lift Wiring Diagram
Lift Wiring Diagram RD(18) Platform LED Lights (Option) Light Relay Counter RD(18) 4-COND WIRE CODE 4-COND WIRE CODE COLOR COLOR GN(18) 1 2 3 BLACK(18) BLACK(18) 4 5 6 BLUE(18) RED(18) 7 8 9 WHITE(18) WHITE(18) NOT USED NOT USED 9-COND WIRE CODE 9-COND WIRE CODE COLOR... -
Page 19: Hydraulic Schematic
Hydraulic Schematic .50 GPM .50 GPM Main Relief Orifice Orifice Valve Platform Outer Barrier PUMP Fold Relief Fold Relief Main Relief Orifice Solenoid Valve Solenoid Valve Orifice 2500 Valve Down Platform Outer Barrier Roll Stop Down Valve PUMP Fold Relief Fold Relief Solenoid Valve Solenoid Valve... -
Page 20: Hydraulics Parts List
Down” Valve and Fold Relief” Valve (complete) (complete) Coil Coil Hydraulic Fluid #400783 #400783 When adding or chang- ing hydraulic fluid, use BraunAbility 32840-QT (Exxon Univis HVI 26) ® hydraulic fluid (do not mix with Dextron III or Cartridge Cartridge other hydraulic fluids). #26078 #31121 Page 18... -
Page 21: Hydraulics Diagram
Hydraulics Diagram Hydraulic Repair For repair of a hydraulic hose or cylinder, read this. Service Bulletin 27049 Hydraulic Pump Page 19... -
Page 22: Pump Module
Rear Pump Module Parts List Applicable for NL917IB-2 / NL919IB-2 / NL917IB3454-2 NL917IB-2 Item Qty. Description NL919IB-2 NL917IB3454-2 Pump Module (complete), 12 Volt, Rear 947-5516RNA 947-5516RNA3454 Pump Assembly (M268-0144) 12V-120G - Mahle Motor (Includes Items 1, 2 & 20) 404114 404114 Solenoid, Up - 4-Post Trombetta - Angle 35310... - Page 23 Rear Pump Module Diagram Applicable for NL917IB-2 / NL919IB-2 / NL917IB3454-2 Pump Mounting Bolts Apply Loctite Threadlocker Red 271™ ® or equivalent to the three pump mount- ing bolts (items 25 and 26) if a blue nylon patch is not present on the bolts when retrofitting an M268 pump as- Note: Rear pump module shown, sembly.
- Page 24 Rear Pump Module Parts List Applicable for NL917IB3751-2 Item Qty. Description NL917IB3751-2 Pump Module (complete), 12 Volt, Rear 947-5516RNA Pump Assembly (M268-0144) 12V-120G - Mahle Motor (Includes Items 1, 2 & 20) 404114 Solenoid, Up - 4-Post Trombetta - Angle 35310 Housing, Pump (Complete Assembly 947-2513RNA or 947-2513FNA Includes Items 3 - 17) 947-2513RNBM...
- Page 25 Rear Pump Module Diagram Applicable for NL917IB3751-2 Pump Mounting Bolts Apply Loctite Threadlocker Red 271™ ® or equivalent to the three pump mount- ing bolts (items 25 and 26) if a blue nylon patch is not present on the bolts when retrofitting an M268 pump as- Note: Rear pump module shown, sembly.
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Page 26: Front Pump Module Parts Lists & Diagrams
Front Pump Module Parts List Applicable for NL917FIB-2 / NL919FIB-2 / NL917FIB3454-2 NL917FIB-2 Item Qty. Description NL917FIB3454-2 NL919FIB-2 Pump Module (complete), 12 Volt, Rear 947-5516FNAXL-2 947-5516FNA Pump Assembly (M268-0144) 12V-120G - Mahle Motor (Includes Items 1, 2 & 20) 404114 404114 Solenoid, Up - 4-Post Trombetta - Angle 35310... - Page 27 Front Pump Module Diagram Applicable for NL917FIB-2 / NL919FIB-2 / NL917FIB3454-2 Pump Mounting Bolts Apply Loctite Threadlocker Red 271™ ® or equivalent to the three pump mount- ing bolts (items 25 and 26) if a blue nylon patch is not present on the bolts when retrofitting an M268 pump as- sembly.
- Page 28 Front Pump Module Parts List Applicable for NL917FIB3551-2 / NL917FIB3751-2 Item Qty. Description NL917FIB3551-2 NL917FIB3751-2 Pump Module (complete), 12 Volt, Rear 947-5516FNA-35 947-5516FNA Pump Assembly (M268-0144) 12V-120G - Mahle Motor (Includes Items 1, 2 & 20) 404114 404114 Solenoid, Up - 4-Post Trombetta - Angle 35310 35310 Housing, Pump (Complete Assembly 947-2513FNA Includes Items 3 - 17)
- Page 29 Front Pump Module Diagram Applicable for NL917FIB3551-2 / NL917FIB3751-2 Pump Mounting Bolts Apply Loctite Threadlocker Red 271™ ® or equivalent to the three pump mount- ing bolts (items 25 and 26) if a blue nylon patch is not present on the bolts when retrofitting an M268 pump as- sembly.
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Page 30: Base Plate Assembly
Exploded Views and Parts Lists Base Plate Assembly Applicable Lift: NL917IB-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®... - Page 31 Exploded Views and Parts Lists Base Plate Assembly Applicable Lift: NL917FIB-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
- Page 32 Exploded Views and Parts Lists Base Plate Assembly Applicable Lifts: NL917IB3454-2 NL919IB-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
- Page 33 Exploded Views and Parts Lists Base Plate Assembly Applicable Lifts: NL917FIB3454-2 NL919FIB-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
- Page 34 Exploded Views and Parts Lists Base Plate Assembly Applicable Lift: NL917FIB3551-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
- Page 35 Exploded Views and Parts Lists Base Plate Assembly Applicable Lift: NL917IB3751-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
- Page 36 Exploded Views and Parts Lists Base Plate Assembly Applicable Lift: NL917FIB3751-2 DWG. NOTES 1) LOOP TAPESWITCH WIRE BACK AND SECURE WITH WIRE TIE 2X. 2) TRIM AND TUCK WIRE TIE CLASP INTO HOLE 4X. 3) APPLY LOCTITE THREADLOCKER RED 271™ OR EQUIVALENT TO ALL #25527 SCREWS. ®...
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Page 37: Top Parallel Arm Assembly
Exploded Views and Parts Lists Top Parallel Arm Assembly - Front Applicable Lifts: All Lifts ITEM QTY. PART NO. DESCRIPTION ITEM QTY. PART NO. DESCRIPTION 10062 WASHER-1/4" FLAT/AUTO-BK 10062 WASHER-1/4" FLAT/AUTO-BK 30996BK NUT-5/16-18 ACORN 30996BK NUT-5/16-18 ACORN 10068 WASHER-5/16" LOCK/AUTO-BK 10068 WASHER-5/16"... -
Page 38: Bottom Parallel Arm Assembly
Exploded Views and Parts Lists Bottom Parallel Arm Assembly - Pump Side Applicable Lifts: NL917IB-2 NL917FIB-2 NL917IB3454-2 NL917FIB3454-2 NL917FIB3551-2 NL919IB-2 NL919FIB-2 ITEM QTY. DESCRIPTION PART NO. 18349 NUT-#10-32 W/LOCKWASHER/AUTO-BK 32514NAKS ASSY-IB OCCUPIED 24011 BEARING-FLANGE-3/4" X 3/8"-12FDU06 945-4458NAKS ARM-PARALLEL/BOTTOM-SWITCH (Incl. Items 1-4) Bottom Parallel Arm Assembly - Opposite Pump Side Applicable Lifts: NL917IB-2... - Page 39 Exploded Views and Parts Lists Bottom Parallel Arm Assembly - Pump Side Applicable Lifts: NL917IB3751-2 NL917FIB3751-2 ITEM QTY. DESCRIPTION PART NO. 18349 NUT-#10-32 W/LOCKWASHER/AUTO-BK 32514NAKS ASSY-IB OCCUPIED 24011 BEARING-FLANGE-3/4" X 3/8"-12FDU06 945-4458NAKS ARM-PARALLEL/BOTTOM-SWITCH (Incl. Items 1-4) ITEM QTY. PART NO. DESCRIPTION 24011 BEARING-FLANGE-3/4"...
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Page 40: Hydraulic Cylinder Assembly - Main
Exploded Views and Parts Lists Hydraulic Cylinder Assembly - Main Applicable Lifts: All Lifts RETRACTED 29.141 STROKE 14.640 EXTENDED 43.781 30° ±10° ITEM QTY. PART NO. DESCRIPTION 402751 ELBOW-1/8 NPT 90° 1/4 BARB 402043 ELBOW-7/16-20 M/O-RNG/37*/.035 ORFICE 403649 CYLINDER-14.625"/29.146" RETRACTED (INCLUDES ITEMS 2 & 3) Page 38... -
Page 41: Vertical Arm Assembly
SCREW-1/4-20 X 1" BHCS SS 81064-000 945-5353 RETAINER-LIFT TITE ROLLER 1000-2395A ROLLER-ASSY-ARM-TORQUE SHAFT 15886BK COTTER PIN-1/4" X 2"/AUTO-BK NOTE: 2 37968 LIGHT ASSY-LED PLATFORM 401092WBM WMT-VERTICAL CHANNEL-FRONT-48" Exploded Views and Parts Lists Vertical Arm Assembly - Rear Applicable Lifts: All Lifts NOTE: 1 DWG. -
Page 42: Arm Cover Assembly
Exploded Views and Parts Lists Front Arm Cover Assembly Applicable Lifts: All Lifts SMOOTH SIDE SMOOTH SIDE ITEM QTY. PART NO. DESCRIPTION 915-0704NA COVER-PLASTIC-PARALLEL ARM-OUTSIDE-FRONT 945-0701NA COVER-PLASTIC-PARALLEL ARM-INSIDE-FRONT Rear Arm Cover Assembly Applicable Lifts: All Lifts SMOOTH SIDE SMOOTH SIDE ITEM QTY. -
Page 43: Handrail Assembly
Exploded Views and Parts Lists Front Handrail Assembly Applicable Lifts: All Lifts DETAIL “A” DETAIL “A” ITEM QTY. PART NO. DESCRIPTION 945-0404NBM LEVER-INBOARD BARRIER 15328 WASHER-.507" ID / 1" OD X .025" 27276 WASHER-FINGER DISC SPRING ITEM QTY. PART NO. DESCRIPTION 13990-NP WASHER-1/2"... -
Page 44: Platform Assembly
Exploded Views and Parts Lists Platform Assembly Applicable Lifts: NL917IB-2 DWG NOTES NL917FIB-2 1) APPLY BOUNDARY DECAL (ITEM 28) 48 1/8" FROM FRONT EDGE OF PLATFORM TO LEADING EDGE OF DECAL. 2) APPLY BOUNDARY DECALS (ITEM 27) 1/2" ABOVE PLATFORM SURFACE EXCLUDING GRATING AND 1/2"... - Page 45 Exploded Views and Parts Lists Platform Assembly Applicable Lifts: NL919IB-2 DWG NOTES NL919FIB-2 1) APPLY BOUNDARY DECAL (ITEM 28) 48 1/8" FROM FRONT EDGE OF PLATFORM TO LEADING EDGE OF DECAL. 2) APPLY BOUNDARY DECALS (ITEM 27) 1/2" ABOVE PLATFORM SURFACE EXCLUDING GRATING AND 1/2"...
- Page 46 Exploded Views and Parts Lists Platform Assembly Applicable Lifts: NL917IB3454-2 DWG NOTES NL917FIB3454-2 1) APPLY BOUNDARY DECAL (ITEM 28) 48 1/8" FROM FRONT EDGE OF PLATFORM TO LEADING EDGE OF DECAL. 2) APPLY BOUNDARY DECALS (ITEM 27) 1/2" ABOVE PLATFORM SURFACE EXCLUDING GRATING AND 1/2"...
- Page 47 Exploded Views and Parts Lists Platform Assembly Applicable Lift: NL917FIB3551-2 DWG NOTES 1) APPLY BOUNDARY DECAL (ITEM 28) 48 1/8" FROM FRONT EDGE OF PLATFORM TO LEADING EDGE OF DECAL. 2) APPLY BOUNDARY DECALS (ITEM 27) 1/2" ABOVE PLATFORM SURFACE EXCLUDING GRATING AND 1/2"...
- Page 48 Exploded Views and Parts Lists Platform Assembly Applicable Lifts: NL917IB3751-2 DWG NOTES NL917FIB3751-2 1) APPLY BOUNDARY DECAL (ITEM 28) 48 1/8" FROM FRONT EDGE OF PLATFORM TO LEADING EDGE OF DECAL. 2) APPLY BOUNDARY DECALS (ITEM 27) 1/2" ABOVE PLATFORM SURFACE EXCLUDING GRATING AND 1/2"...
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Page 49: Braunability ® Limited Warranty
Limited Warranty ® WARRANTY COVERAGE AND WARRANTY COVERAGE TIME PERIODS The BraunAbility (“Braun”) warranty covers certain parts of this wheelchair lift for three (3) years or 10,000 ® cycles and the cost of labor to repair or replace those parts for one (1) year or 3,000 cycles. If The Braun Corporation receives the warranty registration card within 20 days after the lift is put into service, the war- ranty labor coverage will increase from one (1) year or 3,000 cycles to three (3) years or 10,000 cycles. - Page 50 BraunAbility Limited Warranty ® BRAUN SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES THAT MAY RESULT FROM BREACH OF THIS LIMITED WARRANTY OR ANY IMPLIED WARRANTY. THIS EXCLUSION OF CONSEQUENTIAL AND INCIDENTAL DAMAGES SHALL BE INDEPENDENT OF ANY...
- Page 51 BraunAbility Limited Warranty ® a dealer prior to delivery to the purchaser. You must inspect the product for this type of damage when you take delivery. If you find any such defect or damage you must notify the selling dealer, or Braun, at the time of delivery to have these items covered by this limited warranty and to have work performed on the items at no cost to you as provided by this limited warranty.
- Page 52 Phone: +1 574 946 6153 • Fax: +1 574 946 4670 www.braunability.com 404431 Rev. A Braun® is a registered trademark of BraunAbility® April 2019 All illustrations, descriptions and speci cations in this document are based on the latest product information available...
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Questions and answers
alarm or sensor
Yes, the Braun Millennium 2 NL has an alarm feature. The alarm sounds when pressure is first applied and adjustments are made using the switch adjustment screw. It also has sensors like the Tower 4 microswitch and Ground Detect Microswitch.
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how to stop roll stop cylinder from leaking from the top of th cylinder?