Braun NCL Century 04 Series 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 #6,065,924

32795 Rev. A

Patent #6,238,169

February

Patent #6,238,169

Patent #6,464,447

2008

Patent #6,464,447

Service Manual for:

Century

Public Use Wheelchair Lifts

Series

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 #6,692,217

Patent #6,739,824

Patents Pending

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

Table of Contents

Summary of Contents for Braun NCL Century 04 Series

Page 1 Service Manual for: Century 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...
Page 2 The warranty cards must be processed to activate the warranty. Two Braun Serial No./Series No. identiﬁcation tags (shown below) are posted on the lift. One I.D. tag is posted on the opposite pump side vertical arm. A second I.D. tag is located on the opposite pump side tower.
Page 3: Table Of Contents
Contents Troubleshooting and Maintenance Lift Terminology............. 2 Certiﬁcation Checklist Diagnostic Procedures ..3-4 Switch and Sensor Locations ........5 LCD Error Codes ............6 Maintenance and Lubrication Schedule....7-11 Lift Electrical Schematic ..........12 Lift Wiring Diagram ............ 13 Hydraulics Hydraulic Schematic ..........
Page 4: Lift Terminology
Lift Terminology ™ Visual Lift-Tite Latches (2) Top Parallel Arms (2) Threshold Warning Towers (2) Main Cylinders (2) Unfold Assist Compression Springs (2) Audible Threshold Adjustable Quiet-Ride Stow Blocks (2) Warning Platform Lights Opposite Pump Side Vertical Arm Vertical Arm Covers (4) Hand-Held Pendant Control...
Page 5: Certification Checklist Diagnostic Procedures
Certiﬁcation Checklist Diagnostic Procedures Use the following adjustment procedures should the lift not function as described in the certiﬁcation checklist. These procedures must be followed in order for the lift to be FMVSS 403/404 compliant. • Vehicle movement is prevented unless the platform is fully stowed. 1.
Page 6 Certiﬁcation Checklist Diagnostic Procedures • The inner rollstop will not raise if occupied. - Call Product Support • The outer barrier will not raise if occupied. - Call Product Support. • Verify platform lighting when lift is deployed. 1. Replace bulb(s) in the light housing. 2.
Page 7: Switch And Sensor Locations
Switch and Sensor Locations Threshold Strip Switch 31221A (Qty. 2) Stow Microswitch 23184 (Qty. 2) Right Inboard Left Outboard Rotary Position Sensor 31194A IB Occupancy Microswitch Assy. 31643A IB Raised IB Raised Magnetic Sensor Magnet 31030A45 30662 Outboard Barrier Link / Slide Magnet Assy. Bridging 985-0201NA Microswitch...
Page 8: Lcd Error Codes
LCD Lift Codes 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 56 – Outer barrier is not up and latched and Instructions in the operator's manual for pump cover removal instructions.
Page 9 Outer Barrier Latch Pivot LO Outer Barrier Latch/Arm Slot (2) Outer Barrier Latch Lever Pivots (2) See the Maintenance/Lubrication Schedule for recommended applications per number of cycles. Speciﬁed (recommended) Available Braun Lubricant Type Lubricant Amount Part No. Light Penetrating Oil LPS2, General Purpose 11 oz.
Page 10: Maintenance And Lubrication Schedule
The maintenance and lubrication procedures speciﬁed speciﬁed by an in this schedule must be performed by a Braun autho- lift use and conditions. authorized service Lifts exposed to severe rized service representative at the scheduled intervals technician.
Page 11 Maintenance and Lubrication Schedule Inspect lift for wear, damage or any abnormal Correct as needed. condition Cycles Correct as needed. Inspect lift for rattles Perform all procedures listed in previous section also Outer barrier latch pivot (2) Apply Light Oil - See Lubrication Diagram Upper/lower fold arm telescoping area (2) Apply Light Grease - See Lubrication Diagram Platform pivot pin (2)
Page 12 Maintenance and Lubrication Schedule Inspect external snap rings: Resecure or replace if needed. • Handrail pivot pins (2 per pin) 1500 • Platform slide/rotate pivot pins (2 per pin) Cycles • Platform fold axles (1 per axle) • Inner roll stop (IB) lever bracket pins (1 per pin) •...
Page 13 Maintenance and Lubrication Schedule 4500 Decals and Antiskid Replace decals if worn, missing or illegible. Re- Cycles place antiskid if worn or missing. Repeat all previously listed inspection, lubrica- Consecutive tion and maintenance procedures at 750 cycle 750 Cycle intervals. Intervals Page 11...
Page 14: Lift Electrical Schematic
Lift Electrical Schematic IB RAISED BK(24 GA COPPER) SENSOR LIFT BK/WH(24 GA SILVER) NOTE: ALL WIRES ARE 22 GA. SWITCH BOX MAGNET YL(26) UNLESS OTHERWISE NOTED. RD(26) GN(26) DOOR STOW THRESHOLD IB OCCUPANCY SENSOR MICROSWITCH DOWN BK/WH(24 GA SILVER) BK(24 GA COPPER) OUTBOARD BARRIER RAISED SENSOR...
Page 15: Lift Wiring Diagram
Lift Wiring Diagram Note: All wires 22 GA. Platform Lights (Option) 985-A1534NA unless otherwise noted. 6-COND WIRE CODE COLOR BLACK 985-2541NA WHITE GREEN ORANGE JUMPER #1 (CAVITY #2 TO #4) NOT USED ORANGE JUMPER #2 (CAVITY #3 TO #8) NOT USED 13 12 11 10 Lift...
Page 16: Hydraulic Schematic
Hydraulic Schematic Orifice Orifice Lifting Down Secondary Relief Valve Valve Valve 2100 Folding Relief Valve 1900 Opposite Pump Side Pump Cylinder BACKUP Cylinder PUMP PUMP Description Symbol Description Symbol Fixed Displacement Hydraulic Port Pump 2 Way 2 Position Pump Motor Solenoid Valve Pressure Compensated Backup Pump...
Page 17: Notes
NOTES This page intentionally left blank to provide a place for notes and references. Page 15...
Page 18: Hydraulics Parts List
Hydraulics Parts List Item Qty. Description Part # Pump Assembly (M-268-0112) 120G / 12V / Dual Relief 30915-12V Lead Wire Assembly, #6 Guage 29049 Clamp, Hose (M258) 29663 Diode Assembly, Up Solenoid 73906A Solenoid, 4-Post - Prestolite 28308 Motor, Pump - 12 Volt - Low RPM 29690 Valve Assembly, “Dual Relief”...
Page 19: Hydraulics Diagram
Hydraulics Diagram Hydraulic Pump Motor Manual Backup Pump Page 17...
Page 20: Pump Module
(items 28 and 29) if a blue nylon patch is not present on the bolts when retroﬁtting an M268-0112 pump assembly. Loctite ® is available from The Braun Corporation under part number 11522. t Indicates items available for replacement part purposes only. These items are not included with replacement pump modules.
Page 21: Pump Module Diagram
(items 28 and 29) 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. Page 19...
Page 22: Repair Parts List
Repair Parts Part Numbers of Items Dedicated per Lift Model Item Qty. Description NCL917IB NCL917FIB NCL919IB NCL919FIB Base Weldment 985R3148NW33 985F3148NW33 985R3148NW34 985F3148NW34 Cover, Pump, 2-Piece, Back-Bottom 915-0513RN 915-0513FN 915-0513RN 915-0513FN Cover, Pump, 2-Piece, Top-Front Assy. 915-0519RN 915-0519FN 915-0519RN 915-0519FN Platform Weldment 985-33350NW 985-33350NW...
Page 23: Exploded View
Exploded View 156 157 Page 21...
Page 24: Notes
NOTES This page intentionally left blank to provide a place for notes and references. Page 22...
Page 25 "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 26 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.

Braun NCL Century 04 Series Service Manual

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