background image

Under-Vehicle Lift

®

WARNING

Read manual 
before installing 
or servicing lift.  
Failure to do so 
may result in 
serious bodily 
injury and/or
property damage.

ual

Man

"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

®

®

Braun UVL Series

TM

Braun UVL Series

TM

CJKA+%)M6

CJKA+%)M6

Public Use Wheelchair Lifts

03

Series 

03

Service Manual for:

35228 Rev. A

February 2010

www.braunlift.com

®

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).

Summary of Contents for UVL Series NUVL604XA

Page 1: ...M CJKA M6 CJKA M6 Public Use Wheelchair Lifts 03 Series 03 Service Manual for 35228 Rev A February 2010 www braunlift com 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 b...

Page 2: ... 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 receiving the lift examine the unit for any damage Notify the carrier at once with any claims Two warranty registration cards shown right are protected in a clear envelope and attached to the lift protective...

Page 3: ... Adjustments 7 10 Lubrication Diagram 12 Maintenance and Lubrication Schedule 13 15 Troubleshooting Diagnosis Chart 16 19 Lift Wiring Schematic 21 Hydraulics Hydraulics Parts List 22 Hydraulics Diagram 23 Repair Parts Pump Module Pump Module Parts List 24 Pump Module Diagram 25 Lift Exploded Views Repair Parts List 26 Complete Lift 27 Housing Detail 28 Carriage Detail 29 Platform Detail 30 Warrant...

Page 4: ...ed platform deploym ent may result in serious bodily injury and or property damage Do not remove Outboard Right Left Inboard Lift Terminology Lift Mounting Brackets 6 Hydraulic Cylinder Lifting Arms Rolling Horizontal Arms Outer Barrier Actuator Dual Outer Barrier Platform Cable activated Manual Release System Hand Held Pendant Control Pump Module Inner Roll Stop L i f t H o u s i n g Carriage Tor...

Page 5: ...776CN Lift Out Limit Switch 73950A Full Out Limit Switch 73950A UNFO LD FOLD DOW N UP WARNI NG 81823 Push T handle in fully and manually move platform in and out to engage platform lock before driving vehicle Failure to lock platform may result in unintended platform deploymen t Unintende d platform deploymen t may result in serious bodily injury and or property damage Do not remove Pressure Trans...

Page 6: ...ons The platform will not fold stow when occupied Refer to Platform Sense Calibration The inner roll stop will not raise if occupied Call Product Support The outer barrier will not raise if occupied Refer to Outer Barrier Occupied Calibration procedure Verify platform lighting when lift is deployed and pendant illumination when lift is powered 1 Replace bulb s in the light housing 2 Check inline f...

Page 7: ... 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 clockwise to increase carriage height Rotate the shaft coun terclockwise to decrease carriage height Reinstall mounting screw in nearest retainer hole Adjust left and right side eccentric shafts screw positions may vary from...

Page 8: ...ant Magnetic Remote Entry or 3rd Station Controls Moving Out Of Cassette Moving Up From Stow At Floor Level Moving Down From Stow Ground Level Ground Level OB Out STLV SW 1 1 LOUT SW 1 FOUT SW 1 1 1 1 1 FLV SW 1 OBAR SW 1 1 1 1 1 1 GND LVL 1 1 MAT SW 1 when mat is activated IBAR SW 1 when inner roll stop is activated DO SW 1 when door is full open or pin 3 and pin 4 are jumpered SBELT SW 1 when se...

Page 9: ... platform during the Up function activated by the torque tube mounted Floor Level cam Position the bottom of the lift platform 1 1 2 above floor level Floor Level Switch Floor Level Cam Torque Tube A Instructions adjust only if neces sary Note When lift is positioned at floor level the inner roll stop must rest solidly on vehicle floor with 7 maximum angle relative to the platform threshold mat us...

Page 10: ...hicle floor with 7 maximum angle relative to the platform do not adjust the inner roll stop Lower the platform to ground level If the angle of the inner roll stop does not restrict the usable platform length for the wheelchair passenger disregard inner roll stop adjustment pro cedures See Photo F on page 10 Refer to the following proce dures if adjustment is required 2 Using the control pendant ra...

Page 11: ...se valve 6 Reset the floor level cam to this new position see page 7 Use control pendant to lower lift platform to stow level and then raise platform fully to floor level 7 Adjust inner roll stop as outlined in Steps 3 and 4 Measure angle of in ner roll stop and verify the slope is a maximum of 7 relative to platform Note It may be necessary to repeat Steps 5 7 to achieve proper inner roll stop ad...

Page 12: ...e cam and or other components Clevis Link Adjustment 1 Position the lift platform below stow level using the manual hand pump turn valve counterclockwise to lower platform Do not operate the lift with the electric pump during adjustment procedures 2 Adjust clevis link length by turning the clevis link adjustment screw as needed See Photo G Minimize adjustment Provide a minimum of 1 1 2 clear ance ...

Page 13: ...Page 11 This page intentionally left blank NOTES ...

Page 14: ...iage Arm Slot Area DE Inner Roll Stop Hinge Pivot Points LO Torque Tube Pivot Points LO Eccentric Shaft Rollers bearings LO Inner Roll Stop Clevis Link Pivot Points LO Dual Outer Barrier tall Hinge LO Inner Roll Stop Catch LO Hydraulic Cylinder Pivot Points LO Torque Tube Pivot Points LO Lifting Arm Pivot Points and Rollers bearings LO Lifting Arm Pivot Points and Rollers bearings LO Drive Chain A...

Page 15: ...se inter vals are a general guide line for scheduling main tenance procedures and will vary according to lift use and conditions Lifts exposed to severe condi tions weather environ ment contamination heavy usage etc may require inspection and maintenance procedures to be performed more often than specified Maintenance Indicator The Lift Ready green LED mounted on top of the pump cover will change ...

Page 16: ...inder pivot points 4 per cylinder Drive chain and chain rollers Drive chain release latch mechanism Deploy lift lower pan and blow out housing Blow off platform also Deploy lift remove lower pan and clean housing tracks Check drive chain tensioner jam nuts and con necting link for securement and or misalignment Inspect drive chain release latch mechanism for proper operation positive securement we...

Page 17: ...pair or replace if needed Resecure replace or correct as needed Inspect limit switches and cams for securement and proper adjustment Inspect carriage lifting arm and eccentric shaft rollers bearings for wear or damage positive securement and proper operation Inspect external snap rings e clips Carriage roller bearing shaft 4 Lifting arm pins 4 Eccentric shaft 2 Inspect lower lifting arm pins for w...

Page 18: ... not overfill If fluid level decal is not present measure 7 8 from the bottom of fill tube to locate fluid level 3 11 Up Solenoid 3 12 Bad power and ground 3 00 PUMP DOES NOT RUN WITH MANUAL OVERRIDE OR HAND HELD PENDANT Check for power on black wire going from solenoid to motor See 1 00 Troubleshooting and repair procedures must be performed as specified by au thorized service per sonnel only Fai...

Page 19: ...nds 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 damaged 6 12 Door Full Close switch out of adjustment or damaged Check diagnostic LCD for Full Out switch status Adjust or replace switch as necessary Check switch for proper operation adjustment Adjust or replace switch as necessary 7 00 ...

Page 20: ...lty Pressure Transducer 12 12 Stow switch out of adjust ment or defective 12 13 Full Out switch out of adjustment or damaged Check Pressure Transducer Adjust or replace as necessary See Ground Sense Calibration on page 5 Check diagnostic LCD for Stow switch status Adjust or replace as necessary Check diagnostic LCD for Full Out switch status Adjust or replace as needed Troubleshooting Diagnosis Ch...

Page 21: ... to pull wedge straight out 2 To remove the contacts gently pull wire backwards while at the same time releasing the locking finger by moving it away from the contact with a screwdriver 3 Hold the rear seal in place as removing the contact will displace the seal Troubleshooting Diagnosis Chart ...

Page 22: ...Page 20 This page intentionally left blank NOTES ...

Page 23: ...RD BK A J G C H L K B I F D E THRESHOLD MAT 34422A V2 WH BK 1 2 1 2 1 2 LIFT DEVICES 1 3 5 7 9 2 4 6 8 10 REMOTE ENTRY RD GN GN BU BU BK WH GN BK OR BK OR BK BU BK BU BK BK WH RD BK BELOW STOW FULL OUT LIFT OUT SW PWR IGN PWR GND SENS SAFETY FLOOR LVL BAR DN BELOW STOW FULL OUT LIFT OUT SW PWR IGN PWR GND SENS SAFETY FLOOR LVL BAR DN INBRD BAR INBRD BAR 1 2 3 4 5 6 7 8 9 10 11 12 RD GN NOT USED BU...

Page 24: ...1583 17 1 Adapter 1 4 Male NPT x 7 16 20 Male JIC 37 10130 18 1 Hose Assembly 1 4 x 154 Female Swivel 7 16 20 JIC 37 32785A 154 19 1 Fitting 90 7 16 20 Male JIC 37 x 1 4 Male NPT 87569 20 1 Coupling Hydraulic Quick Connect x 1 4 Female NPT 87614 21 1 Nipple Hydraulic Quick Connect x 1 4 Female NPT 87615 22 1 Nut 9 16 18 Hex Jam 83077 23 1 Fitting Assembly Bulk Head 73777A 24 1 Hose Assembly 1 8 x ...

Page 25: ...Page 23 Hydraulic Diagram 14 1 2 3 6 5 4 16 8 10 11 15 7 12 9 11 13 33 34 35 32 26 27 24 23 18 19 20 21 22 17 Arrow must face pump 28 31 30 29 36 25 ...

Page 26: ... 8 Self Tap Flat Head 82764 26 5 Bumper 1 2 Dia x 1 4 Tall Rubber 82064 27 1 Electrical Board Assembly w Program Chip 34876A 28 1 Hand Pendant Assembly NHTSA NUVL 32426A 29 1 Edge Liner 1 8 x 6 Q Trim 13910R006 30 1 Edge Liner 1 8 x 4 Q Trim 13910R004 31 1 Washer 328 x 562 x 042 83583 32 3 Screw 5 16 18 x 1 2 Serrated Washer Head Hex 82881 33 1 Plate Power Pack Mounting 73822N 34 1 Bracket Power P...

Page 27: ...8 2 42 3 32 34 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 SOLENOID 22 36 24 23 28 45 DO OR ST OW DO WN UP 46 RD WH 25 25 35 35 35 52 ...

Page 28: ...eldment 74101NW 2 4 Clamp Lift Mounting 73733 3 4 Nut 1 4 NC Rivet 83020 4 1 Chain Release Assembly 73760A 5 6 Screw 1 4 20 x 1 Serrated Hex 82760 6 1 Cam Rear Barrier Fold 74414 7 1 Cam Follower 7 8 84052 8 14 Nut 1 4 20 Serrated Flange 83064 9 1 Chain Tensioner Weldment 73750W 10 26 Screw 10 32 x 3 8 Pan Head Self Tap 82755 11 1 Bracket In Out Cam Outboard 73775 12 1 Bracket In Out Cam Inboard 7...

Page 29: ...2 2 30 158 154 153 30 107 158 107 152 107 41 147 147 147 147 147 3 4 5 5 5 15 18 16 17 30 79 79 79 1 33 30 32 30 30 123 123 123 30 30 10 10 10 10 10 10 10 10 10 10 10 30 31 27 21 22 23 123 123 123 152 152 149 152 107 107 107 6 7 8 8 27 26 24 25 27 19 19 10 134 30 149 152 152 61 82 41 41 41 123 152 107 107 123 152 10 11 13 14 12 13 14 41 90 141 68 71 102 101 106 105 107 159 103 104 75 100 73 95 96 ...

Page 30: ...42 30 123 123 123 30 30 151 151 151 151 10 10 10 10 10 10 10 10 10 10 10 30 31 27 21 22 23 123 123 123 152 152 149 152 107 107 107 40 6 7 8 27 26 24 25 27 19 19 10 134 42 157 157 156 156 156 156 107 107 40 30 149 152 152 61 82 41 41 41 123 152 107 107 123 152 10 11 13 14 13 41 U n f o l d f o r C o m p l e t e L i f t E x p l o d e d V i e w Page 28 ...

Page 31: ... 150 58 48 48 69 45 47 47 49 49 49 52 85 122 122 71 70 76 78 53 124 124 127 80 97 80 49 49 130 129 85 132 126 131 44 44 45 50 47 47 47 46 47 43 77 78 10 10 18 16 45 77 10 69 20 60 128 41 41 45 51 72 71 76 74 73 73 46 66 66 47 148 59 59 117 81 10 10 52 49 53 65 39 67 125 51 148 20 77 10 77 10 59 29 28 Page 29 ...

Page 32: ... 112 109 108 99 110 114 QTY 8 QTY 4 115 119 113 76 34 110 94 37 36 144 142 143 143 142 142 145 145 99 146 146 93 116 116 111 111 49 87 86 87 86 91 91 18 18 133 133 35 35 35 35 99 141 125 10 10 78 18 18 98 98 34 Platform Detail Exploded View U n f o l d f o r C a r r i a g e D e t a i l E x p l o d e d V i e w Page 30 ...

Page 33: ...ty 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 incurring any obligation to incorporate such changes in any previously manufactured product Braun makes no war ranty as to the future performance of this product and this limited warranty is not intended t...

Page 34: ... 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 the direct responsibility of that manufacturer items that are added or changed after the product leaves Braun s possession additional items installed at any dealership or other place of business or b...

Page 35: ...es 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 delivered to the appropriate companies includ ing the Braun Delivery Checklist Warranty form That form must be returned to Braun within twenty 20 days of purchase The Braun warranty will not be registered...

Page 36: ...Page 34 This page intentionally left blank NOTES ...

Page 37: ...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 38: ...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 35228 Rev A February 2010 35228 Rev A February 2010 Service Manual for 03 Series 03 Providing Access to the World CJKA M6 CJKA M6 The Braun Corporation The Braun Corporation International Corporate Hdqrs P O Box 310 Winamac IN 46996 USA 1 800 ...

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