Braun NUVL855ESM Service Manual Download Page 3

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Contents

Troubleshooting and Maintenance

Lift Terminology ............................................................... 2

Switch and Sensor Locations ......................................... 3

Certification Checklist Diagnostic Procedures

................ 4

Adjustments and Calibration

........................................... 5

LCD Diagnostic Codes

................................................... 6

Floor Level and Inner Roll Stop Adjustments

............ 7-

Lubrication Diagram

..................................................... 2

Maintenance and Lubrication Schedule

.................. 3-5

Troubleshooting Diagnosis Chart

............................ 6-8

Lift Wiring Schematic ..........................................9A, 20A

Contact Removal ........................................................ 9B

Hydraulics

Hydraulics Parts List

...................................................20B

Hydraulics Diagram

...................................................... 2

Repair Parts

Pump Module

Pump Module Parts List

.......................................... 22

Pump Module Diagram ................................. 23A, 24A

Lift Exploded Views

Complete Lift ................................................ 23B, 24B

Repair Parts List ..................................................... 25

Housing Detail

.......................................................... 26

Carriage Detail

......................................................... 27

Platform Detail

......................................................... 28

Warranty

Braun

Limited Warranty .......................................... 29-3

Summary of Contents for NUVL855ESM

Page 1: ...NUVL855ESM NUVL855ESM Public Use Wheelchair Lifts 02 Series 02 Service Manual for 35090 Rev A June 2010 www braunlift com DOT Public Use Lift DOT Public Use Lift DOT Public Use Lift verifies that this...

Page 2: ...rd the information in the space provided or document on a copy This information must be provided when filing a warranty claim or ordering parts Warranty and Registration Instructions Immediately upon...

Page 3: ...brication Diagram 12 Maintenance and Lubrication Schedule 13 15 Troubleshooting Diagnosis Chart 16 18 Lift Wiring Schematic 19A 20A Contact Removal 19B Hydraulics Hydraulics Parts List 20B Hydraulics...

Page 4: ...and o r prope rty dama ge Do not remo ve DOOR STOW DOWN UP Rear Front Outboard passenger s side Inboard driver s side Arrows 30 30 6 13 90 of vehicle of vehicle Outboard Right Left Inboard Lift Termin...

Page 5: ...ten ded platform deploy ment Uninten ded platform deploy ment may result in serious bodily injury and or propert y damag e Do not remo ve DOOR STOW DOWN UP Pressure Transducer 30426 Outer Barrier Limi...

Page 6: ...stow when occupied Refer to Platform Sense Calibration The inner roll stop will not raise if occupied Refer to Inner Roll Stop Occupied Sensor Adjustment The outer barrier will not raise if occupied...

Page 7: ...arance between horizontal arms and tracks may diminish The eccentric shaft mounting plate allows height adjustment Remove eccentric plate mounting screw Using screwdriver or small rod rotate the shaft...

Page 8: ...the diag button on the control board see illustration at right When finished press button again to return to cycle count mode When all of the harnesses are correctly connected to the control board th...

Page 9: ...n procedures will vary per vehicle application Floor Level Requirements When the lift is positioned at floor level raised fully the bottom of the platform must be above floor level threshold mat and t...

Page 10: ...open the hand pump valve turn counterclockwise to lower platform slightly 1 4 maximum Close valve See Figure A 5 Reset the floor level switch cam to this new posi tion See Photo A Loosen the clamp sec...

Page 11: ...ing arm holes that aligns best with one of the nine cam holes See Photos E and F Reposition the cam bolt flange lock nut Tighten securely 7 Use the control pendant to lower lift platform to stow level...

Page 12: ...er roll stop linkage rod adjustment may result in lift damage If the angle of the inner roll stop when in the vertical position restricts the usable platform length for the wheelchair passenger adjust...

Page 13: ...position turn the sensor activation bolt clockwise until alarm is not activated See Photo J The optimum setting for the inner roll stop occupied sensor adjustment nut is to have just enough pressure t...

Page 14: ...rm deploy ment Uninte nded platfo rm deploy ment may result in seriou s bodily injury and or prope rty damag e Do not remo ve UNF OLD FOLD DOW N UP Hydraulic Cylinder Pivot Points LO Drive Chain and...

Page 15: ...ed 4500 cycle maintenance proce dures These intervals are a general guideline for scheduling mainte nance procedures and will vary according to lift use and conditions Lifts exposed to severe conditio...

Page 16: ...Diagram Apply Light Oil See Lubrication Diagram Apply Door Ease See Lubrication Diagram Apply to the surface area around both slots and wipe off excess Apply Light Oil See Lubrication Diagram Apply Li...

Page 17: ...t as needed Resecure replace damaged parts lubricate or correct as needed Resecure replace damaged parts lubricate or correct as needed See Carriage Ride Height Adjustment Resecure replace or correct...

Page 18: ...horized service per sonnel only Failure to do so may result in serious bodily injury and or property damage If a problem occurs with your lift discontinue operation immediate ly Do not attempt repairs...

Page 19: ...several times Troubleshooting Diagnosis Chart 6 00 LIFT WILL GO DOWN WITH OVERRIDE BUT NOT WITH HAND HELD PENDANT 6 11 Full Out switch out of adjust ment or defective 6 12 Door Full Close switch out...

Page 20: ...ssure Transducer 12 12 Stow switch out of adjust ment or defective 12 13 Full Out switch out of adjustment or defective Check Pressure Transducer Adjust or replace as necessary See Ground Sense Calibr...

Page 21: ...K GN DK GN BK BK DK BU DK BU YL OR DK GN BK DK BU YL YL 5 6 P4 3 4 2 1 NOT USED NOT USED WH GN OR BK BU BK NOT USED BK NOT USED RD GN BK BK WH BU RD BK A J G C H L K B I F D E THRESHOLD MAT 34422A V2...

Page 22: ...itting 90 1 8 Male Pipe x 1 8 Barbed 87563 15 1 Tube 1 4 O D x 1 8 I D Plastic 81557R014 16 1 Plug 1 8 Plastic Tube 81583 17 1 Adapter 1 4 Male NPT x 7 16 20 Male JIC 37 10130 18 1 Fitting Tee 7 16 20...

Page 23: ...gram 34 28 29 30 32 35 31 26 18 25 33 19 20 21 22 23 24 17 34 27 28 29 37 36 Front Cylinder Rear Cylinder 14 1 2 3 6 5 4 16 9 10 11 15 7 12 8 11 13 38 39 40 Arrow must face pump Arrow must face pump N...

Page 24: ...at Head 82764 26 5 Bumper 1 2 Dia x 1 4 Tall Rubber 82064 27 1 Electrical Board Assembly w Program Chip 31414A NS 28 1 Hand Pendant Assembly NHTSA NUVL 8 32426A 29 1 Edge Liner 1 8 x 6 Q Trim 13910R00...

Page 25: ...47 35 1 15 13 16 14 6 8 7 8 18 19 27 40 39 38 38 43 52 41 44 37 31 24 24 24 21 32 26 25 9 12 11 TO DOWN SOLENOID LIFT STOWED SIGNAL OUTPUT VEHICLE SECURE SIGNAL INPUT TO CIRCUIT SENTRY TO DOWN SOLENO...

Page 26: ...98 103 130 73 121 132 132 67 65 6 6 6 6 6 6 6 6 6 6 6 129 87 101 41 41 49 49 122 126 126 124 130 130 128 128 128 128 128 128 127 130 130 41 44 132 132 44 9 76 77 9 9 23 9 125 125 41 128 130 128 102 1...

Page 27: ...73 1 Shaft Front Barrier Hinge 75413N 74 1 Spring 3 4 x 3 8 x 135 x 165 30169 75 1 Assembly Bushing Magnet 31099A 76 1 Handrail Stationary Front 73381NA 02 77 1 Handrail Stationary Rear 73380NA 02 78...

Page 28: ...2 48 66 68 71 138 68 68 68 63 27 15 17 91 91 91 91 72 24 25 26 2 2 2 19 30 20 92 92 110 55 104 97 113 113 113 113 55 62 62 55 51 51 55 62 62 55 51 2 1 2 51 3 3 27 27 27 27 27 27 27 27 27 27 93 27 27 3...

Page 29: ...8 16 45 41 22 123 22 80 89 115 147 43 43 22 115 147 89 123 22 54 27 27 27 81 81 81 81 81 27 79 79 78 37 39 56 47 41 41 36 52 57 40 39 38 40 61 21 41 36 35 147 39 3127 12 53 57 31 36 84 85 85 39 83 82...

Page 30: ...132 67 65 6 6 6 6 6 6 6 6 6 6 6 129 87 101 41 41 49 49 122 126 126 124 130 130 128 128 128 128 128 128 127 130 130 41 44 132 132 44 9 76 77 9 9 23 9 125 125 41 128 130 128 102 102 114 114 105 14 14 1...

Page 31: ...y to complete any work and to make parts and design changes from time to time without notice to anyone Braun reserves the right to make changes in the design or material of its products without incurr...

Page 32: ...not attributable to Braun any material component or part of the product that is warranted by another entity Note the written warranty provided by the manufacturer of the material component or part is...

Page 33: ...s do not allow a reduction in the statute of limitations so this reduction may not apply to you WARRANTY REGISTRATION and MISCELLANEOUS Your warranty registration records should be completed and deliv...

Page 34: ...Page 32 NOTES This page intentionally left blank...

Page 35: ...Over 300 Braun Dealers Worldwide Providing Access to the World 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 36: ...d on the latest product information available at the time of publication The Braun Corporation reserves the right to make changes at any time without notice 35090 Rev A June 2010 35090 Rev A June 2010...

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