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NULC63S30X51MVH
Manufacturing Revision Level: Rev. A
406816
Manual Rev. A
March 2022
Service Manual
Under-Vehicle Lift®
DOT — Public Use Lift
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 NULC63S30X51MVH
- Page 1 Service Manual NULC63S30X51MVH Under-Vehicle Lift® Manufacturing Revision Level: Rev. A DOT — Public Use Lift 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.
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Page 2: Warranty And Registration Instructions
(outboard claims. end). A second I.D. tag is located inside of the pump module I.D. tags have the product Login to BraunAbility portal to submit warranty ® identification information needed to file a warranty registration. -
Page 3: Table Of Contents
Lift Exploded Views and Parts Lists Housing Assembly ..........24, 25 Carriage Assembly ..........26, 27 Platform Assembly ............ 28-32 Mounting Brackets and Hardware ......... 33 Decals and Antiskid ..........34-36 Warranty BraunAbility Limited Warranty ......... 37-39 ® Page 1... -
Page 4: Lift Terminology
Lift Terminology Ultrasonic Threshold Sensor Hand-Held Pendent Control Platform Cable-activated Pump Manual Release Module Hydraulic System Cylinders Inner Roll Stop Rolling Horizontal Arms Shield Handrail with Belt Outer Barrier Actuator Torque Tube Lifting Two-Stage Arms Outer Barrier Inboard Right Left Outboard Inboard Front... -
Page 5: Switch And Sensor Locations
Switch and Sensor Locations Full Out Cam Full Out 75776CN Lift Out Limit Switch Limit Switch Lift Out Cam 402764A 402764A 73775 Pressure Transducer Ultrasonic 30426 Threshold Sensor 38104A Floor Level Below Stow Limit Switch Limit Switch 402764A 402764A Floor Level Below Stow 73712 73712... -
Page 6: Certification Checklist Diagnostic Procedures
Platform Lift Installations in Motor Vehicles (49 CFR the referenced procedures to correct the problem or 571.404). contact a BraunAbility AfterSales representative. ® • Vehicle movement is prevented unless the lift door is closed, ensuring the lift is stowed. -
Page 7: Adjustments And Calibration
Adjustments and Calibration Adjustment Procedures side eccentric shafts (screw positions may vary from side to side). Adjust height such that horizontal arms do Lift Out Switch: The Lift Out Switch stops inward not contact top or bottom of tracks (align center). travel of the carriage/platform during Stow function (activated by the housing-mounted Lift Out Cam). -
Page 8: Lcd Diagnostic Codes
Repeat the harness Lift_Out Floor_SW diagnostic procedure. If an incorrect value is still pres- ® ent after checking the harness and connections, contact LCD MODULE diag Button BraunAbility AfterSales. ® CYCLE V104 1002 1002 Magnetic... -
Page 9: Floor Level And Inner Roll Stop Adjustments
CAUTION Floor Level and Inner Roll Stop Adjustments VALVE Achieving proper floor level posi- and the inner roll stop must rest CAUTION tioning of the platform and inner solidly on vehicle floor with 7° roll stop requires a combination maximum angle (relative to the Do not adjust inner of Floor Level switch adjustment platform). - Page 10 Floor Level and Inner Roll Stop Adjustments Floor Level Switch Adjustment 4. If the inner roll stop does not rest solidly on ve- Floor Level Requirements: When the lift is hicle floor or the angle is more than 7°, open positioned at floor level (raised fully), the bot- the hand pump valve (turn counterclockwise) to tom of the platform must be above floor level...
- Page 11 Floor Level and Inner Roll Stop Adjustments Inner Roll Stop Cam Adjustment 5. Measure the angle of inner roll stop and verify the slope is a maximum of 7° (rela- tive to the platform). If correct, tighten the serrated flange nut and screw secur- "...
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Page 12: Floor Level And Inboard Locator Adjustments
Floor Level and Inboard Locator Adjustments CAUTION Usable Platform Length Do not adjust Linkage rod adjustment affects angle CAUTION of inner roll stop (vertical position). the inner roll stop linkage Improper inner roll rod unless stop linkage rod extra usable adjustment may platform length result in lift damage. - Page 13 Floor Level and Inboard Locator Adjustments Inner Roll Stop Occupied Sensor Adjustment Adjustment Nut The optimum setting for the inner roll stop occupied sensor adjustment nut is to have just enough pressure to fold and unfold the inner roll stop without triggering the inner roll stop occupied sensor.
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Page 14: Maintenance And Lubrication
Rollers Barrier (short) Stop Catch (bearings) Lower Closure Pivot Points 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 15: Maintenance And Lubrication Schedule
Specified lubricants are available from The there is any sign of wear, damage or improper operation. Braun Corporation (part numbers provided on previous BraunAbility page). Contact your sales representative or call ®... - Page 16 Maintenance and Lubrication Schedule Inspect lift for rattles Correct as needed. Check drive chain tension. Pull out and lock manual release cable. Adjust chain tension as needed. See Drive Chain Adjustment. Inspect inner roll stop and linkage for: Resecure, replace or correct as needed. See •...
- Page 17 Inspect power cable Resecure, repair or replace if needed. Hydraulic Fluid (Pump) - Check level. Note: Fluid Use BraunAbility 87010R (5606 aviation fluid). ® should be changed if there is visible contamina- Do not mix with Dextron III or other hydraulic flu- tion.
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Page 18: Troubleshooting Diagnosis Chart
4 to 5 seconds several times. 2.12 Pump mounted horizontal Power pack must be mounted vertically. 2.00 2.13 No oil (low) Use BraunAbility 87010R (5606 aviation fluid). ® PUMP RUNS Do not mix with Dextron III or other hydraulic fluids. BUT WILL Check fluid level with platform lowered fully. - Page 19 Troubleshooting Diagnosis Chart FUNCTION POSSIBLE CAUSE REMEDY 4.11 Outer Barrier switch is out of Check diagnostic LCD for Outer Barrier switch sta- adjustment or defective. tus. Barrier is down or barrier release pin partially 4.00 out. Adjust or replace switch as necessary. LIFT WILL GO UP WITH 4.12 Full Out switch is not activated or...
- Page 20 Troubleshooting Diagnosis Chart FUNCTION POSSIBLE CAUSE REMEDY 9.12 Poor plug connections Check harness connectors A1 and A2, E1, N1, 9.00 N2, E1, F1 and F2. BARRIER WILL NOT OPERATE Check power at motor. Slightly lengthen rod 9.13 Barrier actuator motor or UP OR DOWN end if release pin is difficult to remove or replace actuator out of adjustment...
- Page 21 Wiring Schematic SW PWR SW PWR SW PWR IGN PWR IGN PWR IGN PWR BELOW STOW BELOW STOW BELOW STOW FULL OUT FULL OUT FULL OUT SW 1 SW 1 SW 1 NOT USED YL/RD LIFT OUT LIFT OUT LIFT OUT BK/RD SW 0 WH / BK...
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Page 22: Contact Removal
Hydraulic Parts List Item Qty. Description Part No. PUMP-24V UVL / Lee Check & Flw Control 405441 Motor, Pump 16504-IS Valve, “Down” (with Solenoid) 16505 Clamp, Reservoir - H-48 17069 Reservoir Replacement Kit (Includes Item #10) 88188K AI/fold-out art O-Ring (only), Hand Pump Mounting 17351 Hand Pump (Backup) with O-Rings (Includes Item #6) 87065... -
Page 23: Hydraulic Diagram
Hydraulic Diagram Arrow must face pump Arrow must face pump Page 21... -
Page 24: Pump Module Parts List
Pump Module Parts List ITEM PART NO. DESCRIPTION 402611BM ASSY-BOX-BRAUNABILITY HYDRAULIC & CONTROLS 73824W BRACKET-PC BOARD MOUNTING/WMT 30728 LAMP-BICOLORED LED PANEL 12185 SWITCH-KILL/TOGGLE/(2) 1/4" SCREW SPADES 32426RMA ASSY-HAND PENDANT-NHTSA NUVL 10970 BOLT-1/4-20 X 3/4 GR5-HEX/AUTO-BK 83070 NUT-1/4-20 NYLOCK FULL SS 10062 WASHER-1/4"... -
Page 25: Pump Module Diagram
Pump Module Diagram Page 23... -
Page 26: Exploded Views And Parts Lists
Exploded Views and Parts Lists Housing Assembly Parts List 73414 CAM-REAR BARRIER FOLD 71754 COVER-CHAIN TENSIONER 73760A CHAIN RELEASE ASSY 75101RMNW HOUSING WMT-855RM 401209 BULKHEAD-FITTING SUPPORT BRACKET 24751 SCREW-1/4-20 X 1 1/2 WSHR HD TYPE 34733W WMT-MANUAL RELEASE BRACKET 309094 CONNECTOR LINK #35 CHAIN NP BRACKET-CAM-OUTSIDE 75776CNBM... -
Page 27: Housing Assembly
Exploded Views and Parts Lists Housing Assembly Page 25... - Page 28 Exploded Views and Parts Lists Carriage Assembly Parts List 75701N PIN-CYLINDER ROD MOUNTING/BLACK OXIDE 82755 ZERT-GREASE 3/16 STRAIGHT DRIVE SCREW-10-32 X 3/8 PHP ZP THD CUT 26058 SCREW-#10-32 X 5/8" FL HD-HX SKT/SS 26058 26948 CLAMP-CABLE NYLON 5/16 32495 SNAP RING, 3/4" HEAVY DUTY 29515 BEARING-.75 ID X .625 LG-12DU10 34215...
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Page 29: Carriage Assembly
Exploded Views and Parts Lists Carriage Assembly ITEM Page 27... - Page 30 Exploded Views and Parts Lists Platform Assembly Parts List - Main Note: See pages 30-32 for other platform assembly breakdowns. 82348 BOLT-5/16-24 X 1 SKT BTN PLTD 10091 74409 BLOCK-NYLON SLIDER OUTSIDE CABLE TIE-11" SOLID (NOT SHOWN) 34040A 74410 BLOCK-NYLON SLIDER INSIDE HARNESS-INBOARD BARRIER POSTION 53"...
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Page 31: Platform Assembly
Exploded Views and Parts Lists Platform Assembly - Main Note: See pages 30-32 for other platform assembly breakdowns. DWG. NOTES 1) INSTALL SKIDS AFTER HANDRAILS. NOTE: 1 Page 29... - Page 32 Exploded Views and Parts Lists Platform Assembly - Inner Roll Stop DWG. NOTES 1) APPLY 3 DROPS OF SCOTCH-WELD™ THREADLOCKER RED TL71 (BRAUNABILITY #11522-1) OR EQUIVALENT TO THREADS AND TORQUE TO 125 IN LB. 10063 WASHER-5/16 FLAT 34974 BLOCK-SLIDE BARRIER...
- Page 33 1) THREAD ITEM #16 INTO ITEM #12 UNTIL THERE IS 5/16” BETWEEN HANDRAIL AND HEAD OF BOLT. 2) USE SCOTCH-WELD™ THREADLOCKER RED TL71 (BRAUNABILITY #11522-1) OR EQUIVALENT ON ALL FASTENERS. 2) USE SCOTCH-WELD™ THREADLOCKER RED TL71 (BRAUNABILITY #11522-1) OR EQUIVALENT ON ALL FASTENERS.
- Page 34 82348 BOLT-5/16-24 X 1" SKT BTN PLTD ITEM QTY. PART NO. DESCRIPTION Exploded Views and Parts Lists Platform Assembly - Front Handrail Lock 34775 COVER-YELLOW PLASTIC HANDLE 27276 WASHER-FINGER DISK SPRING 15328 WASHER-.507" ID / 1" OD X .025" 34177W WELDMENT-HANDRAIL LATCH FRONT 34757 NUT-HANDRAIL LOCK...
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Page 35: Mounting Brackets And Hardware
Exploded Views and Parts Lists Mounting Brackets and Hardware 400950 CLAMP-SPLIT LIFT MOUNTING 83089-000 NUT-5/16 18 NYLOCK SS 10068-NHTSA WASHER-5/16" LOCK/ZP 50 HR SALT SPRAY 10063-NHTSA WASHER-5/16 FLAT/HARDN 50 HR SALT ZP GR8 40-3037-0 SCREW-CAP HEX 5/16" X 1"-18 GR 8 83530-NHTSA WASHER-M21 X 33 X 2.5 ZP 50 HR SALT SPRAY 83060-NHTSA... -
Page 36: Decals And Antiskid
Decals and Antiskid Decal Placement W ARNING Inspect your lift for any antiskid application. Use a Replace missing, worn missing or worn antiskid. clean cloth or paper towels. or illegible decals. Part numbers are pro- Do not use oily shop rags. Failure to do so may vided for decals, order as Wipe surface free of residue... - Page 37 81823 in and out until platform locks (feel release 33602 mechanism engage. Read operator's manual for further details. 1-800-THE LIFT www.braunability.com 12375 DOT — Public Use Lift 400256 31409 Rev. B Series 400256 Rev B Page 35...
- Page 38 Decals and Antiskid Antiskid Inspect your lift for any missing or worn antiskid. Order as needed. W ARNING Note: Clean surfaces with isopropyl alcohol before decal or antiskid application. Use a clean cloth or paper towels. Do not use oily shop Replace missing or rags.
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Page 39: Braunability ® Limited Warranty
WARRANTY COVERAGE AND WARRANTY COVERAGE TIME PERIODS 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. This limited warranty covers substantial defects in materials and workmanship of the lift, provided that the lift is oper- ated and maintained properly and in conformity with the owner’s manual. - Page 40 BraunAbility Limited Warranty ® This warranty does not cover, and in no event shall Braun be liable for towing charges, travel, lodging, or any other expense incurred due to the loss of use of the product or other reason. Some states do not allow limitations on how long an implied warranty lasts, or the exclusion or limitation of incidental or consequential damages, so the above limitations or exclusions may not apply to you.
- Page 41 BraunAbility Limited Warranty ® EVENTS DISCHARGING BRAUN FROM OBLIGATION UNDER WARRANTY The following shall completely discharge Braun from any express or implied warranty obligation to repair or replace anything and void this warranty: misuse, neglect, collision, accidents, failure to provide routine maintenance (See Owner’s Manual), unauthorized alteration, off road use, Acts of Nature, damage from...
- Page 42 Manual Rev. A March 2022 Page 40 All illustrations, descriptions and specifications in this manual are based on the latest product informations available at the time of publication. BraunAbility® (aka Braun®) reserves the right to make changes at any time without notice.
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