Braun RA200 User's Manual
Contents
1. GREEN i e fr PURPLE gt Ki Ste wt G2 ORANGE GREY 3 LD2 Qs GR BK WHITE 4 G4 BLUE 5 LD18 LD4 95 YELLOW BLACK 6 Los 946 BROWN RD W 7 K3 7 Y RD OR RD 8 O 1019 8 m LD7 O 9 9 Ka LD8 10 9 10 o DI o K5 9 LD21 H J8 J7 g 1 1 K6 015 LD9 2 BU W z 2 O LD22 LD10 G3 GR W S BROWN 4 1012 9 5 RED RD BK 5 O VN LD13 6 6 maen 7 VIGN 7 K 5 9 9 EE liig GRAY PINK 10 11 ORANGE 11 12 12 LD32 gt EE c gt g ror jo S D POT 2 O OF K9 O LD28 EI POT A O m POT 4 Ce e 1 Lb27 3 OR RD E ROM 3 Kil YELLOW O 54 kt J1 SG x a e 1029 BrurtseggELEEE Ve 5 jc E lt 65 e E 5 Ela SERIAL NO o E jo jo fe O F o c XXXXXXXXX OR BK GR BK YELLOW BLUE YELLOW RD W OR RD BK RD x jz 2 Ju B GRAY PINK e e gt gt 2 a S o z 2 uu 5 Je Pm p af oO CNS 123456789 10 11121314 15 16 17 18 P 12345678 AMP CONNECTOR AMP CONNECTOR 929 505 6 929 505 3 OUTPUT SIGNALS INPUT SIGNALS 123456789 10 11 12 13 142. THOMAS amp BETTS CONNECTOR T1730 814 RAMP SIGNALS V GN Page 36A Repair Parts ME Electrical Schematic ER1301WS Ramp Wiring Harness Caradap Controller HARNESS ER1318A WS1300 PRESSURE LEFT CARRIAGE JUNCTION BOX MAT l SYMBOL DESCRIPTION DRIVE TO TERMINAL 11 PRESSURE MAT MOTOR TO TERMINAL 45 PRESSURE MAT e ON 16GA DRIVE MOTOR TO TERMINAL 7 JUNCTION W 16GA DRIVE MOTOR OUT TO TERMINAL 8 TERMINAE STRIP DOWN l ELEVATE PROXIMITY MOTOR MOTOR EE 1 TO TERMINAL 6 RAMP DOWN 4 BN 22GA gt e 168A ELEVATE MOTOR 2 TO TERMINAL 3 RAMP DOWN SIGNAL BK 22GA PROXIMITY SENSOR BN 16GA ELEVATE MOTOR UP TO TERMINAL 9 su 3 TO TERMINAL 5 RAMP DOWN BU 22GA id IN 4 l PROXIMITY 5 OUT CONNECTORS l SENSOR BN 22GA RANP IN TO TERMINAL 6 6 l Ree l L BK 22GA RAMP IN SIGNAL TO TERMINAL 2 7 TO TERMINAL 6 RAMP OUT BN 22GA ENSOR N 7 BU 22GA RAMP IN TO TERMINAL 5 8 TO TERMINAL 1 RAMP OUT SIGNAL BK 22GA TaN 9 TO TERMINAL 5 RAMP OUT BU 22GA E RIGHT DRIVE MOTO
3. Excessive wear Loose rivet Ramp Skid Pads Replace pad Replace rivet pad Proper closure Excessive interference during stowing cycles Inspect front cover hinge next item Check platform position for clearance See Troubleshooting Guide Debris buildup Pin fatigue Spring fatigue failure Front Cover Hinge Clean lubricate Replace hinge Replace hinge Front Cover Seals Debris build up Damage fatigue amp adhesion Clean Replace seals Front Cover Skid pads Excessive wear Uncharacteristic marks Replace pads Identify marking item and correct Debris buildup Ramp Hinge D 2 Pin fatigue Clean lubricate Replace Debris buildup Positive lock engagement Electrical Connectors Clean Re engage Page 21 Inspection List E Exterior Inspection Inspect Beeper For What Debris buildup Proper audible level Action Adjustment Clean Replace beeper See Manual Page No Manual Release Cable Smooth easy operation Clean lubricate cable See Troubleshooting Guide Manual Release Sensor Debris buildup Cut or damaged lead wire Clean Repair or replace sensor Bottom Cover Damage resulting in ramp interference Replace bottom cover Bottom Cover Latches Secured with tie wrap Proper compression of bottom cover seal Add tie wrap if missing Adjust latch draw hook Top Cover Debris buildup Damage
4. ER1041A Exploded View ER1301WS Ramp Subassemblies ER1056A ER1061A ER1051A Page 32B Parts List ER1301WS Ramp Subassemblies Description Manual Release Weldment Left Repair Parts ER1301WS ER1040W Screw M5 x 10MM Hex Head Cap 27449 Shaft Left Manual Release ER1037 Bearing Plain Plastic 15MM I D X 17MM O D 27499 Sprocket Double Manual Release 27488 Pin M2 5 x 20MM Steel Roll Plain 27436 Bearing Plain Plastic 8MM LD X 10MM O D 27497 Roller Chain Tension ER1252 Pin Clevis Chain Tension 27511 Clevis Chain Tensioner 27513 Adjustor Threaded Chain Tension ER1090 Locknut M12 Nylon Insert 22876 Chain Tension Weldment Left ER1055W Chain Tension Weldment Right ER1060W Manual Release Weldment Right ER1050W Sprocket Fixed Guide Manual Release 27491 Screw M6 x 8MM Cup Point Socket Set 27460 Shaft Right Manual Release ER1047 MI Mi AI NINININI AININ sl ch Tubing 5 O D x 334 I D x 1 06 15865R001 06 Page 33 Blank for Layout Notes ee Page 34 N Repair Parts Electrical Schematic ER1301WS Ramp Caradap Controller Page 35A CN3
5. sonal injury or prop erty damage potentially hazardous situation that could result in serious bodily injury and or property damage on how to avoid them D Note Additional information provided to help clarify or detail a specific subject These symbols will appear throughout this manual Recognize the seriousness of this information Safety Precautions AWARNING Read this manual and supplement s before performing installation operation or service procedures RA200 Operation Safety Precautions AWARNING AWARNING Read manual and supplement s before operating ramp Read and become familiar with all safety precautions pre operation notes operating instructions and manual operating instructions before operating the ramp Inspect ramp before operation Do not operate ramp if you suspect lift damage wear or any abnormal condition AWARNING Load and unload clear of vehicular traffic AWARNING Load and unload on level surface only AWARNING Engage vehicle parking brake before operating ramp AWARNING Provide adequate clearance outside the vehicle to accommodate the ramp AWARNING Keep operator and bystanders clear of area in which the ramp operates AWARNING Do not overload or abuse The load rating capacity is 300 kilograms 660 pounds AWARNING Ramp must be positioned at floor level when loading or unloading in and out of vehicle AWARNING not activate control switches w
6. Output Black Red Ramp manual release sensor Elevate motor Output Orange Red Elevate motor Page 7 Operation ME Pre Operation Notes Operation Procedure Review The RA200 operator should re view all safety precautions and all operation procedures appearing in this manual prior to attempting to operate ramp Failure to do so may result in serious bodily injury and or property damage Operate the ramp through all functions to ensure the proper use and operation of the ramp is clearly understood Be sure to review the manual operation pro cedures particularly the proper re engagement procedure of the manual cable release system see page 10 Any questions or concerns should be forwarded to your Braun representative Do not operate the ramp if it is suspected to be damaged have excessive wear or any abnormal condition Discontinue use imme diately and contact an authorized Braun representative Preventative Maintenance Maintenance is necessary to ensure safe and trouble free ramp operation General preven tative maintenance consisting of inspecting cleaning and lubricat ing procedures should be part of a scheduled routine Simple inspections can detect poten tial ramp operational problems Adjustments can be made as needed details in Maintenance and Adjustments section Regular preventative mainte nance will reduce potential ramp operation downtime and increase the
7. an excessively tight chain may increase the drag on the drive sprockets and thus increase the force necessary to move the platform Threaded Rod Locknuts during manual operation Each respective side s chain tension can easily be modified by moving the threaded rod in or out to the desired position via a pair of locknuts see Photos W and X Note The rear timing chain tension is not adjust able If problems arise due to the rear timing chain tension contact your Braun representative Locknuts Threaded Rod Drive Chain Inspection and Adjustment Braun specifies a drive chain tension that requires a force gauge and metric tape measure for accurate setting inspect ing or adjusting on all models of RA200 ramps Braun recommends the Wagner Force Dial gauge model FDK 20 or FDN 100 These gauges can be found at www wagnerforce com 1 Remove the bottom cover of the ramp assembly 2 Position the ramp in the fully deployed position 3 Measuring from the back of the carriage the distance L z 200mm for all models hook the force gauge to the outside edge of the drive chain photo Y 4 Pull the force gauge inward until the center of the drive chain linkage measures approximately 85mm from the edge of the extruded housing L in photo Y The nominal chain tension on the force gauge should read 5 5 kg 0 5 kg 55N 5 Adjust the tension by tightening the respec tive locknuts as required Note Improper chain te
8. will be used throughout this manual to indicate direction as viewed from the outside of the vehicle looking directly at the ramp s front cover Refer to the Ramp Terminology Illustrations for clarification to direction terms Ramp Components Refer to the Ramp Terminology Illustrations and discriptions on pages 2 and 3 Control Box Electronic Con troller The remote mounted control box provides the logic to manage the inputs in order to produce the desired outputs in terms of ramp function and performance In general terms of abilities and features the control box is commonly referred to as the controller Ramp Cassette Housing The ramp cassette is the metal structure casing mounted under the vehicle which contains and protects the platform and carriage assemblies The cassette con tains all ramp components except the control box when the ramp is in the stowed position Carriage Assembly The car riage assembly consists of the steel weldment that contains the four track rollers the main rotation axle and the electric drive motors The carriage assembly powers the platform assembly in and out of the housing during operation Platform Assembly The plat form assembly consists of the flat aluminum laminate upon which the wheelchair travels the sensitivity edge the supporting hinge the associated skid pads and pres sure mat Cable activated Manual Release System A cable activated man ual r
9. Green Extra Optional All Connections on this Connector Optional 929 505 6 Amp Connector Function Input Wire Color Green Description Relay Power 24 V Restrictions 10 A Time Delay Fuse Output Purple N C Ramp Enabled Output Grey N O Ramp Enabled Required Output White N C Open Door Output Black White Open Door Required Output Black Ramp Malfunction Output Red White Ramp Malfunction Output Orange Red Clear Signal Output Yellow White Clear Signal Required Output Blue White Manual Release Unlocked Output Green White O Manual Release Unlocked Output Red Black Ramp alarm Power Ground Gray Pink Ramp alarm ground Not Used Not Used Not Used Not Used Not Used Ramp to Controller Connections T1730 S14 Thomas amp Betts Connector Function Input Wire Color Yellow Red Description Pressure Mat Return Restrictions Power Green Black Ramp 24 V Power Orange Black Ramp Ground Input Orange Ramp full out sensor Input Green Black Ramp full in sensor Output Red White Drive Motor Output Yellow Drive Motor Input Blue Input Yellow Ramp full up sensor Ramp full down sensor Not Used Not Used Input Brown
10. Lower Ramp 11 Electrical Method Control Box Manual Input Override Switches 11 Maintenance Lubrication and Adjustments Exterior Maintenance and Lubrication 12 13 Exterior Adjustments 13 15 Interior Maintenance and Lubrication 16 Interior Adjustments 17 20 Inspection List Exterior Inspection 21 22 Interior Inspection 23 Troubleshooting Troubleshooting Guide 24 25 Repair Parts Parts List ER1301WS Overall Exploded View 26 Exploded View ER1301WS Overall 27A 28A Exploded View ER1301WS Carriage amp Ramp Assembly 27B 28B Parts List ER1301WS Carriage amp Ramp Assembly 29 Parts List ER1301WS Frame Assembly 30 Exploded View ER1301WS Frame AsSemlDly aneirin 31A 32A Exploded View ER1301WS Ramp Subassemblies 31B 32B Parts List ER1301WS Ramp Subassemblies 33 Electrical Schematic ER1301WS Ramp Caradap Controller 35 Electrical Schematic ER1301WS Ramp Wiring Harness Caradap Controller 36 Terminology
11. MANUAL RELEASE SIGNAL BN 18GA 9 g Y 16GA ELEVATE MOTOR Y 16GA 48 13 BK 14GA ELEVATE MOTOR BK 14GA 13 e 5 1 BN 16GA ELEVATE MOTOR UP BN 16GA 14 14 BN 14GA ELEVATE MOTOR UP BN 14GA 14 8 NOT USED 15 15 15 NOT USED 16 16 16 l al al ES amp RR x z al i a OA ae ee ee rao N 1 l HARNESS 32323A aa a l lt l o oi o l MANUAL RELEASE S S amp PROXIMITY gt x SENSOR BU 26GA MANUAL RELEASE 4 BK 26GA MANUAL RELEASE SIGNAL BN 26GA MANUAL RELEASE Page 35A Page 36B Providing Access to the World Over 300 Braun Dealers Worldwide F mm THE BRAUN Zoe CORPORATION Access to the World m A yw E International Corporate Hdqrs PO Box 310 Winamac IN 46996 USA 1 800 THE LIFT 574 946 6153 FAX 574 946 4670 BRAUN a pad mH Sit with Weight Sensor amp Sensitivity Edge AES THE BRAUN AES CORPORATION oO Ze Providing Access to the World International Corporate Hdqrs PO Box 310 Winamac IN 46996 USA 1 800 THE LIFT 574 946 6153 FAX 574 946 4670 34952 July 2008 Patent 7 264 433 ASHEAEOOZRA All ilidstrations descriptions and speciticavions in igi anyal ara 1284 9 produsi information available ui ina urs DEEL HEEGDE D GH SEET
12. cover remains open when platform is stowed Hinge springs fractured Carriage platform misalignment Replace hinge Inspect check carriage full out alignment Manual release cable pulls too hard Slider binding in guide Remove slider Check for foreign debris metal shavings or spring interference Clean and lubricate Manually released plat form pulls too hard Left right drive chain tension excessively high Adjust drive chain tension Manual release will not reengage properly Page 24 Spring failed has interference Slider binding in guide Manual release giving false signal Inspect spring and correct as needed Inspect clean and lubricate slider and guide Inspect and adjust manual release sensor position en Troubleshooting Troubleshooting Guide Problem Ramp controller will not respond or function to inputs properly Possible Cause Controller not configured properly Jumpers loose or fallen off controller terminals Interlocks not installed con nected correctly Park Manual Release Controller relay failure Electrical harness failure Possible Solution Re configure controller Inspect and replace jumpers in proper configuration Verify interlock signals are present as required Inspect relays and replace if failed Inspect harness and replace if failed Panel binds on front cover during stowing sequence Front cover edge is hitting the screws nuts of the plat
13. deployment cycle occur the auto stow feature described in Section 3 10 will execute Pressure Mat Detection The top surface of the ramp platform is covered with a weight or pres sure sensitive mat If a pas senger is on top of the platform the ramp will not move when activated If the ramp is already in motion and weight is applied to the platform the ramp will halt its motion Additionally the platform may be equipped with a pressure sensitive edge strip that senses obstructions at the leading edge The leading edge ovstruction strip would be wired with the pressure mat and therefore behave simi larly Ramp Alarm Prior to any mo tion of the ramp an alarm output is activated for a few seconds The alarm output sounds for the duration that the ramp platform is not fully deployed or fully stowed This continuous output is used to power an audible alarm and or lights For the lights to flash a special harness ER1320A is used with a built in flashing unit Page 9 Manual Operating Instructions EE The RA200 has the capability of being manually operated me chanical or electrical methods If you experience power or equip ment failure refer to the step by step instructions to manually operate the ramp Always use ex treme caution when operating the ramp manually Read all Manual Operating Instructions carefully and thoroughly prior to perform ing manual operating procedures Follow all Ramp Operation Safet
14. service life and reliability of the ramp as well as enhanc ing safety Exposure to harsh weather elements environmental conditions or heavy usage may require more frequent mainte Page 8 nance and lubricating procedures See the Maintenance and Adjust ments section for more detailed information Cold Climate Recommenda tions The vehicle in which the ramp has been installed should be stored in a garage or other sheltered place if possible espe cially during inclement weather conditions When the ramp is not in use it should be in the stowed position to prohibit rain snow ice dirt mud or other foreign materi als from entering the ramp open ing or building up on the platform surface Ramp Operating Instructions Ramp Operating Instructions address the required controller inputs and the corresponding ramp functions Instructions for customer specific display panels and interlock options will not be addressed due to the bound less variations in application and installation of the ramp Manual Operating Instructions are ad dressed in the event of power or equipment failure Before Operating Ramp AL ways park the vehicle on a level area away from vehicle traffic Place the vehicle transmission in Park and engage the park or emergency brake Customer Interlock The ramp controller requires a 24V sig nal be supplied which interlocks the ramp functions with a cus tomer supplied vehicle signal If
15. sias 4 Safety Precautions 3 iie 1 tenes 4 5 Installation Instructions Installation Procedures 6 User Inputs Outputs esee 7 Pre Operation Notes Operation Procedure Review 8 Preventative Maintenance 8 Cold Climate Recommendations 8 Ramp Operating Instructions Before Operating 8 Customer Interlock 8 Operator Input Switches 8 Two Way Toggle Operation 8 Halt Conditions 8 Obstructions 2 8 9 Operation Functionality One Touch Operation 9 Ramp Ne 9 Close All Doors Input 9 Opening DOON Aisir 5 1 ten rice e Cotes seda been 9 Obstruction Sensing sse 9 Pressure Mat Detection 9 Ramp Alan E 9 Manual Operating Instructions Mechanical Method Cable Activated Manual Release System 10 Manual Release System Security Sensor 10 Self Locking Release Pin 10 To Manually Extend or Retract Ramp 10 Reengage Carriage Assembly Drive Chains 10 11 To Manually Raise or
16. this interlock signal is not present the controller will not provide any outputs necessary to operate the ramp If the interlock signal is lost during ramp operation the plat form assembly will automatically complete the full stow sequence and the controller will not func tion any further until the interlock signal is present once again Operator Input Switches The RA200 electronic controller pro vides fully automatic operation of all ramp functions which are pro tected by the obstruction sensing feature Ramp functions can be performed from any position the platform assembly happens to be in at the time the operator input switch is activated Two Way Toggle Operation In two way toggle mode there are separate switches for deploy and stow functions One of the switches must be pressed and held or locked into position con tinuous input signal required for the RA200 to operate The ramp will move in the selected direction until the switch is released signal interrupted the unit reaches the end of the travel or a halt condi tion occurs details follow Halt Conditions Several condi tions can cause a normal se quence to terminate stop Obstructions details below Customer Interlock signal lost see Customer Interlock Manual Release System un locked signal present see Manual Operating Instructions Mechanical Method Control Box Manual Input Switch pressed see Manual Operating I
17. ARNING AWARNING AWARNING AWARNING Read this manual supplement s before performing installation operation or service proce dures Check for obstructions such as gas lines wires exhaust etc before drilling or cutting dur ing installation procedures Route all cables clear of exhaust system other hot areas moving parts wet areas etc Risk of electrical shock or fire Use extra care when making electrical connections Con nect and secure as outlined in Installation Instructions and Wiring Schematics Maintenance and lubrication procedures must be performed as specified in this manual by authorized certified service personnel Disconnect the power cable at the battery prior to servicing Replacement parts must be Braun authorized replacements Never install screws or fasteners other than factory equipped Failure to follow these safety precautions may result in serious bodily injury and or property damage Page 5 Installation Instructions Em ER1301WS Installation Braun ER1301WS electronic controller Parts List ER1319 100465 002 is exclusive for Weight Sen sor ramps Install Weight Sensor RA200 Item Qty Description Part No models as outlined in this section 1 1 Control Box ER1301WS 100465 002 Installation Procedures 1 Mount ramp assem Ramp bly using the eight Mounting holes shown in Photo Holes C Mounting hardware must be minimum 7 16 or 12mm diameter Position the ramp with top cov
18. BRAUN apa me sit with Weight Sensor amp Sensitivity Edge I A A THE BRAUN ZS CORPORATION Read manual Providing Access to the World before operating International Corporate Hdqrs Box 310 Winamac IN 46996 USA installing 1 800 THE LIFT 574 946 6153 574 946 4670 zg Sek i servicing ramp ES Failure to do so gt may result in o serious bodily S injury and or property damage 3 r4 Gol 3 34952 July 2008 Patent 7 264 433 Owner s Service M Congratulations We at The Braun Corporation wish to express our fullest appreciation on your new purchase With you in mind our skilled craftsmen have designed and assembled the finest ramp available This manual includes operating instructions installation instructions servicing instructions and instructions for troubleshooting if needed Braun ramps are built for dependability and will provide years of service and mobility independence as long as the ramp is installed and maintained as specified and the ramp is operated by an instructed person Sincerely THE BRAUN CORPORATION IM M rn Ralph W Braun Chief Executive Officer en Contents Terminology ER1301WS Terminology Illustration 2 rcc C 3 Ramp 3 Ramp Actions and Functons 3 Safety Precautions Safety Symbols
19. ER1056A Screw M5 X 20MM Flat Socket Head 27451 Assembly Chain Tension Right ER1061A Assembly Manual Release Right ER1051A Locknut M5 Nylon Insert 83038 Harness Electrical Ramp ER1318A WS1300 Strap M12 Rubber Cushioned Steel Loop 27435 Strap M6 Rubber Cushioned Steel Loop 27456 Locknut M8 Nylon Insert 83042 Washer M8 Fender 27738 Screw M5 x 10MM Flat Socket Head Cap 27448 Latch ER1301 o o o JN Jo I9 Jaa Spring Compression 27478 4 Cable Manual Release ER1301WS 34383 Frame Weldment Exterior Aluminum ER1305W 1300 Sponge Strip 1 2 x 1 4 x 4 82062R004 00 Screw M5 x 20MM Hex Head Cap 27452 Cover Plate Manual Release Slide ER1251 Tape Cap 1 5 x 2 0 10416R002 00 Washer 328 x 562 x 042 83583 Plate Skid Front Cover ER1072 27425 Hinge Cover 1 5 x 41 5 Wire Cover UHMW ER1241 Page 30 Rivet Pop SD66BS 3 16 x 25 38 14993 EEEEHLIISIIIIIIGIGILUUILIIIUIULLLIILULILIUILLIBBIILLLIISLeLLIN ALEU 0L LLL LGDSQI GGIOA UGO GB AUU Z4QUui 4U p ltLAGUUIUL Repair Parts Exploded View ER1301WS Frame Assembly ER1375A includes items 7 38 39 and applicable fasteners Note Cover Assembly Page 32A Page 31A Page 31B Repair Parts
20. ER1301WS Terminology Illustration Top Panel Ba Cover Right Manual Right Chain Release As Electrical Harness Lower Tension sembly Energy Chain LeftChain Panel Assembly i sid Pan Carriage A ens i SX Assembly ssembly ESS Drive Motor Left Manual Carriage Release Assembly Track Rollers Pressure Mat Manual Release Cable Assembly Ramp Cassette Sensitivity Housing 2 lt Carriage Ux ee Hand Hold Drive Motor Manual Main Platform Release Elevation Carriage Ramp Handle Rotation Elevation and Axle Motor Carriage Rear In Right E Left Front Out As viewed from outside the vehicle 2 ee Terminology Introduction The RA200 provides fully au tomatic operation of all ramp functions Basic ramp operation procedures are identical for all RA200 models The operating instructions contained in this man ual address the operator input Switches and the corresponding ramp functions Instructions are provided for manual operation of the ramp in the event of power or equipment failure Terminology Become familiar with the terminology that will be used throughout this manual Become familiar with the iden tification of RA200 components and their functions Contact your ramp sales representative or call The Braun Corporation at 1 800 THE LIFT if any of this informa tion is not fully understood Direction The terms left right front and rear
21. HEEGDE es at time without notice
22. Harness Control Box ER1317WSA Page 26 e jo fale j Je js jajajajaja Alarm 24V Acoustic with Connection Not Shown 27493A ANHLLLIIIIIIIIIIIILLILLULLUILLUUIILLILULLRG Uc LLETBA AIR LOUI LLUAAUBOUHGC UIAeuGUIUG Mmqoq lg 0 oo ItUPEBIZ A O U LL O LALeALT AULALLEAoOGHUtUA LLLGG3GGUA Uq ALeEbDPDSLLGULGUI NLLLAAaAAOoOLAOUAUULLLUA GGGGG7A 1 LLCG e ecC IG ZZ L4 Parts Exploded View ER1301WS Overall Page 28A Page 27A Repair Parts EELLLLILUIIQILILIIILLLIIIILLLLLILIDIUICLILLUcUIIGIU ILILICILLLIS P Go SOA UGOALILLL TDeCHL LOP LLIELLLLL U XIDIUS 4 191011 nOpIlIlUnuLL IL bLLISIL LBCLILLGUAU WLULOE nCAALA Exploded View ER1301WS Carriage amp Ramp Assembly Note Typical Both Ends Page 28B Page 27B Parts List ER1301WS Carriage amp Ramp Assembly Description Ramp Sub Assembly Repair Parts ER1301WS ER1405A WS1300 Screw M4 x 16 Flat Socket Head Cap SS 33278 Locknut M4 Nylon Insert 83037 Support Weldment Adjustable Ramp Carriage ER1035W Pin Weldment Bearing Carriage ER1179W Bearing UHMW 1 1 2 Flat PS1006 Screw M5 x 10 Hex Cap 27449 Tag Serial No Series No 18548M Rivet Pop 3 16 11512 Guide Elevation Main Axle ER1086 Screw M6 x 8 Cup Point Socket Set 27460 Bracket Support Main Axle ER1087 Screw M6 x 12 F
23. R s l DIMI 4M 166A DRIVE MOTOR 00 TO TERMINAL 8 Er 1 GN 16GA DRIVE MOTOR TO TERMINAL 7 TO TERMINAL 6 RAMP UP BN 22GA TO TERMINAL 4 RAMP UP SIGNAL BK 22GA L NI TO TERMINAL 5 RAMP UP BU 22GA X Ss 1 el el sei N Oe L 3 amp 3 X mca v cpm EC De cs ee NT 1 4214141544145 434 2 P z S z z z z z z z z HARNESS ER1317WSA l S z S S 5 5 5 5 5 S 2 1 x x amp amp amp 1 1 1 o 5 of of of of of of o of 5 1 E e FL e FPF e E E g P J 8 1 20GA PRESSURE PK 20GA 1 1 Y 18GA PRESSURE MAT Y 18GA 1 l BN 20GA PRESSURE MAT BN 20GA 2 R 18GA PRESSURE MAT R 18GA 2 BU 20GA GROUND BU 20GA 3 3 BK 18GA GROUND BK 18GA 3 GN 20GA RAMP OUT SIGNAL GN 20GA 4 4 OR 18GA RAMP OUT SIGNAL OR 18GA 4 Y 20GA RAMP IN SIGNAL Y 20GA M BU 18GA RAMP IN SIGNAL BU 18GA 5 T GN 16GA DRIVE MOTOR GN 16GA 6 6 R 14GA DRIVE MOTOR R 14GA s ag W 16GA DRIVE MOTOR 00 W 16GA gt z W 14GA DRIVE MOTOR 00 W 14GA amp S GY 20GA UP SIGNAL GY 20GA W 18GA RAMP UP SIGNAL W 18GA gs X l WH 20GA RAMP DOWN SIGNAL WH 20GA GN 18GA RAMP DOWN SIGNAL GN 18GA o enam gt 58 l NOT USED sa on z GN 22GA BN 18GA
24. be 27843 Screw M6 x 10 Flat Head Socket Cap 27722 Carriage Drive Weldment ER1225W Bearing Plastic Disc 10mm ID x 18mm OD 27502 Sprocket Drive Position Carriage 27490 Bearing Plain Plastic 10mm ID x 12mm OD 27498 Axle M8 Sprocket Carriage ER1085 Gear Elevation Reduction Carriage 27487 Harness Electrical Ramp ER1318A WS1300 Sensor 24V M12 x 42 Proximity 32323 DO 4 J NINININI JP FB DO J PO Lech Pad Skid Ramp Top ER1239 Rivet Pop M4 x 10 Countersunk Blind 27441 Washer M6 Lock 28787 NIA Pad Alignment Skid ER1263 Page 29 Repair Parts ME Parts List ER1301WS Frame Assembly Description Rivet 5 32 188 x 250 Grip ER1301WS 28583 Plate Skid Frame Right ER1292 Plate Skid Frame Left ER1293 Ring 5 16 External Snap 24570 Sprocket Fixed Guide Manual Release 27491 Bearing Plain Plastic 8MM I D X 10MM O D 27497 Cover Front Cassette ER1370 Screw M4 X 10MM Hex Head Cap 27706 Union Exterior Frame Weldment ER1210W o m m m 2 o Rivet Pop SD64BS 3 16 x 13 25 11513 Screw M8 X 25MM Flat Socket Head Cap 27466 Slide Manual Release ER1245W Assembly Manual Release Left ER1041A Assembly Chain Tension Left
25. d out to engage platform lock before driving vehicle Failure to lock platform may result in unintended platform deployment Unintended platform deployment may result in serious bodily injury and or property damage 81823 Do not remove ee Manual Operating Instructions 5 Turn tighten the T handle 90 to secure handle in the engaged locked position 6 Verify mechanism is reen gaged locked View cus tomer installed sensor LED or pull on the Hand Hold to ensure no movement occurs 7 Stow the remaining portion of the platform by using the electrical system To Manually Raise or Lower Ramp 1 Raise and hold platform as sembly up to gain access to the self locking release pin 2 Carefully remove release pin using caution as the platform assembly may now move freely unhindered 3 Manually raise or lower the platform assembly as desired Note The release pin will only be able to be reinstalled when the platform assembly is returned to the original position in which the pin was removed Electrical Method Control Box Manual Input Override Switches Manual input switches are located inside the electronic control box Do not use manual input switches to operate the ramp when load ing or unloading a passenger These momentary contact switch es are provided as an override for maintenance and service purposes only Manual input switches should be activated by qualified technicia
26. ehind each drive motor from the rear carriage bar to the rear housing and adjust the chain tension ac cordingly until the full out alignment from side to side is within xi mm Note If the chain tension of one side is overly increased it may result in a binding condition of the track roll ers in the guide rail and lead to obstructions sensed by the control box Page 20 ee inspection List Exterior Inspection Below is a list of routine inspections which should be done to ensure optimal ramp performance and prevent excessive wear leading to poor operation and possible component failure Refer to the speci fied pages within this manual for further details These ramp inspections should be performed if the ramp has unusual malfunctions the bus is undergo Inspect For What Torn or detached tape Proper floor level height Proper floor level rotation Proper stow level Platform Proper floor threshold alignment ing routine service or after every 500 completed cycles whichever comes first If the ramp fails to operate at a satisfactory level after performing these inspections and the accompanying adjustment or course of action please contact your local Braun distributor or The Braun Corporation s Product Sup port Department for further assistance See Manual Action Adjustment Page No Replace tape Floor height per ramp support Floor level sensor pick up Stow level sensor pick up Carriage full out alignment
27. elease system disengages or unlocks the carriage assembly drive chains to allow the platform and carriage assemblies to be manually moved out extended or moved in retracted should it be necessary Complete details and manual operating procedures are provided on page 10 and 11 Ramp Actions and Functions Extend Extend is the action of the platform and carriage assem bly moving out of the ramp cas sette housing Retract Retract is the action of the platform and carriage assem bly moving into the ramp cassette Deploy Deploy is the action of the platform and carriage assem bly extending and raising elevat ing to floor level when the DE PLOY OUT switch is activated Stow Stow is the action of the platform and carriage assembly lowering to stow level and fully retracting when the STOW IN Switch is activated Stow Level Stow level is the height at which the platform and carriage assembly extends and retracts Floor Level Floor level is the height that the platform assembly raises elevates to in order for the wheelchair to enter or exit the vehicle Obstruction Sensing An ob struction sensing feature is stan dard with the RA200 The control ler monitors the instantaneous current of all the electric motors and calculates a real time run ning average of the current It then compares programmed peak maximum vs instantaneous and delta instantaneous minus run ning average limits
28. er lip flush with vehicle door threshold Level the unit front to back and side to side Mounting procedures other than those speci fied here must be pre approved by a Braun representative Ramp Mounting 2 Route free end of Holes ER1317WSA harness through vehicle floor structure to desired mounting location of con trol box Ramp Connection Page 6 eee Installation Instructions User Inputs Outputs The weight sensor controller has five required user inputs and five optional user outputs At least four user inputs are required to be connected in order for the ramp to function whereas none of the user outputs must be connected optional Below is a list of the user inputs and outputs including the designated connector pin number wire color and description Please note the optional user outputs have maximum limitations as specified in the Restrictions column below Controller to Vehicle Connections 929 505 3 Amp Connector Function Input Pulse Wire Color Black Description Ramp Enable Restrictions Required Input Pulse Brown Ramp Operate Required Input Continuous Red Door Full Open Required Input Pulse Orange Reset Controller Optional Power Supply Yellow 24 V Supply 10 A Time Delay Fuse Power Ground Blue Ground Required Input Pulse Violet Yellow Close All Doors Required Input Violet
29. form hinge assembly Adjust stow height lower Grind clearance for nuts Pressure mat will not respond or function properly Controller not configured properly Electrical harness failure Re configure controller Inspect harness and replace if failed Sensitivity edge will not respond or function properly Controller not configured properly Electrical harness failure Re configure controller Inspect harness and replace if failed Page 25 Repair Parts ME Parts List ER1301WS Overall Exploded View Description Carriage and Ramp Assembly ER1301WS Pages 27B 28B amp 29 Frame Assembly Pages 30 31A amp 32A Panel Upper ER1265 1300 Screw 5 x 20 Hex Head Cap 27452 Tape 1 16 x 3 4 Double Face 82033R Panel Assembly Lower ER1369A 1300GS Washer M6 Fender 27759 Screw M6 x 16MM Hex Cap 28785 Chain Roller 8MM Pitch 28532R101 00 Chain Roller 8MM Pitch 28532R98 4375 Chain Roller 8MM Pitch 28532R63 625 Master Link 8MM Pitch 27428 Sponge Strip 1 2 x 1 4 x 40 82062R040 Decal Logo Cover Easy Ramp 28223 Decal Upper Panel Easy Ramp 28224 Nut M5 Nylock 83038 Washer M6 Lock 28787 Tape Cap 1 1 2 10416R Control Box Main Ramp Not Shown ER1319 Harness Main Not Shown ER1318A WS1300 Harness Alarm Not Shown ER1320A
30. hen anyone is near the area in which ramp operates AWARNING not operate or board the ramp if you or your ramp attendant are intoxicated AWARNING Wheelchair passengers must position and secure buckle engage fasten etc the wheel Page 4 chair equipped occupant seat belt before loading onto the ramp en Safety Precautions RA200 Operation Safety Precautions continued AWARNING AWARNING AWARNING AWARNING AWARNING AWARNING AWARNING AWARNING AWARNING AWARNING Be aware of the ramp slope angle Do not raise front wheelchair wheels pull wheelie when loading boarding the platform The wheelchair must be positioned in the center of the ramp when loading and unloading After manually releasing ramp stow ramp and push manual release T handle in fully and move ramp in and out to engage ramp lock before driving vehicle Failure to lock ramp may result in unintended ramp deployment Keep owner s manual in ramp mounted vehicle at all times Never modify alter a Braun Corporation ramp Do not use accessory devices not authorized by The Braun Corporation Do not remove any guards or covers If the information contained in this manual is not fully understood contact The Braun Cor poration immediately Failure to follow these safety precautions may result in serious bodily injury and or property damage Installation and Service Safety Precautions AWARNING AWARNING AWARNING AWARNING AWARNING AW
31. ia a spring loaded hinge See Photo E Clean and lubricate the front cover hinge A light oil may be used on the front cover hinge but should be limited to reduce the possible buildup of debris Allow hinge to dry before applying lubricant light oil Manual Release Handle The manual release handle locks in position via a quarter turn of the handle Clean exterior then unlock and pull handle out to apply lubricant light oil to shaft Cycle handle in and out to distribute lubricant throughout mechanism Front Cover Seals The front cover seals are important in order to reduce the amount of debris which enters the cassette during non operation of the ramp Inspect seals clean and replace if necessary Exterior Adjustments Stow Level Floor Level Sensor Sensor Floor Level Stow Level Position of Platform Vital to ramp performance is proper platform position before after and during deploying and stowing cycles Proximity sensors see Photo F use a magnetic field to switch on and off as the Front Seals Manual Front Spring Release Cover Loaded Handle Hinge Clean and Apply Light Oil Platform Top Cover Lip Adjustable Pick Ups metallic pick up passes in front of the sensor head Distance from the sensor head to the pick up must be approximately 2 mm and should be checked to ensure sensor switching sensor LED lights when switched on See Photos H and I Page 13 Mainte
32. istance from the sen sor head to the pick up must be approximately 4mm or less at this precise point to ensure Manual Release Locked Unlocked signal is accurate Adjust distance by mov ing sensor in out via the sensor s two locknuts Operate several times after adjustment to confirm new setting is correct Cable Compression Sensor Pick Up Stop Pin Slider Axle Spring Connecting or Timing Rear Chain a Y Left Drive Chain Right Drive Chain Light Oil can be applied to chains small amount Chain System The ramp utilizes a 3 chain system During normal operation none of the 3 chains move Two drive chains left and right provide the means However during manual operation of the ramp all 3 for the carriage to travel along The third chain in chains travel equal distances To lubricate a light oil the rear of the cassette interlocks the left and right may be used on the chains but should be limited to drive chain to rotate in sequence or equal time reduce the possible buildup of debris Page 18 es Maintenance Lubrication amp Adjustments Interior Adjustments continued Chain Tension Equal tension on the left and right drive chains is necessary to reduce binding ef fects on the carriage bearings and allow for smooth movement throughout the in out cycle An exces sively loose chain may enable the drive sprocket to jump teeth thus providing a binding situa tion Conversely
33. lat Socket Head Cap 27458 Bearing Plain Plastic 1 1 X 1 1 4 O D 27777 Screw M6 x 16 Hex 28785 Locknut M12 Nylon Insert 22876 Axle Weldment Main Elevation Carriage ER1030W Motor Drive Assembly Carriage ER1121A Screw M8 x 100 Hex Cap 27465 Pin 5 16 O D X 2 Grip Self Locking 27840 Spacer Elevation Carriage ER1093 Screw M8 x 20 Socket Low Head Cap 27762 Pin Clevis 5 16 O D X 12 3 64 Grip 27841 Bearing Plain Plastic 8MM LD X 10MM O D 27497 Link Elevation Carriage ER1084 Yoke Elevation Carriage ER1083 Joint Ball Rod End Elevation Linkage 27494 Spacer Ball Joint Carriage ER1081 Stud M8 x 50 Threaded 27485 gt co Washer 328 x 562 x 042 Qty varies 83583 Motor Elevation Assembly Carriage ER1122A E Clip 7 16 Shaft 11 32 Groove 27796 Holder Cable Tie 2 Way 27510 Roller Track 38MM OD x 12MM ID 27788 Screw M6 x 16 Button Socket Head Cap 82691 Washer M6 Fender 27759 Bearing Ball Elevation 27495 Screw 8 x 35 Hex Cap 27468 Bearing Ball Top Panel Support 27496 Washer 8 Flat 27462 Locknut M8 Nylon Insert 83042 Bearing Plain Plastic 16mm ID x 18mm OD 27500 Screw M10 x 16 Socket Head Cap 27434 SS Plug End Cap 1 5 Square Tu
34. nance Lubrication amp Adjustments i Exterior Adjustments continued Floor Level Sensor Floor Level Pick Up Set Screw 1 The floor level up sensor pick up see Photo H should be adjusted via the set screw So that the elevation motor stops once the platform has gently touched against the top cover lip see Photo G on page 13 or vehicle threshold if further from the center of the vehicle Incorrect setting of this pick up could result in a large gap between the platform and the threshold too low or in the ramp retracting into the stowed position due to obstruction sensing too high Ramp Skid Pad Guide Rail Slide Tube Page 14 Stow Level Sensor Stow Level Pick Up Set Screw 2 The stow level down sensor pick up see Photo 1 should be set via the set screw to allow a smooth transition of the ramp platform into the cassette Ramp skid pads located on the back corners of the ramp see Photo J reduce friction at the point where the ramp corners contact the top of the guide rail See Photo K Carefully ob serve the ramp skid pads when adjusting the stow level sensor pick up Note An incorrect setting of the stow level could result in excessive wear premature failure or the shearing off of the ramp skid pads pads are replaceable Ramp Skid Pad Contacting Top of Guide Rail E Maintenance Lubrication amp Adjustments Exterior Adjustmen
35. ng obstruction sensed during in out movement Misalignment of carriage Differential in chain tension Debris on extruded guide rails Mechanical interferences Low high supply voltage Exceeded current draw limits of control box Inspect check carriage full out alignment Inspect drive chains Inspect extruded guide rails Check for identifying marks on all skid pads etc Check supply voltage Place controller in service mode and cycle ramp If no obstructions occur return controller to operating mode and clean and lubricate platform assembly If obstructions do occur in service mode discontinue use and contact authorized Braun representative Repeating obstruction sensed during up down movement Loss of full out sensor signal Threaded bar ramp supports interfere with carriage Platform contacting floor level edge Platform contacting union bar during inward movement Inspect sensor LED during up down movement If LED is intermittent reposition sensor as required to ensure sensor remains lit during up down movement Cut off excess threaded bar ramp supports to allow proper clearance Reposition floor level sensor pick up Reposition stow level sensor pick up Grinding rubbing sound during in out movement Threaded bar ramp support rubbing on front cover skid pad Debris on extruded guide rails Grind leading edges of threaded bar if noise intolerable Inspect extruded guide rails Front
36. ns only A service technician can use the manual input override switches to move the carriage assembly with problems due to debris build up wear or mechanical bind ing obstruction sensing will not allow normal ramp operation The switches can also be used in event of an electrical problem remote from the ramp electrical system such as a problem with a vehicle installed control switch or interlock circuit Note There must be power to the ramp system electronic con troller in order to use the manual input override switches Each respective override switch can be used to move the ramp platform in the stated direction as labeled OUT extend IN retract UP raise or elevate or DOWN lower The IN and OUT switches use the control logic to limit the travel to the maximums as set by the respective sensor pickups Caution The UP and DOWN switches are not limited to the sensor pickups and thus manual over travel can occur Over travel may result in damage to ramp components or serious bodily injury if not used with extreme caution Note A ramp operating un der normal conditions via an operator s input switch will halt in the event a manual input over ride switch is pressed Once released the controller will automatically reset and function normally when the next operator s input switch signal is received Page 11 Maintenance Lubrication amp Adjustments i Exterior Maintenance and Lubrica
37. nsion may result in poor ramp performance 2 Drive Chain difficult ramp operation or excessive wear pre mature failure of respective drive components 5 Repeat steps 3 4 for the opposite drive chain again ensuring the tension force is within the recommended range 6 Proceed with the Carriage Full Out Alignment to ensure proper chain tension and alignment Maintenance Lubrication amp Adjustments Emm Interior Adjustments continued Carriage Full Out Alignment When the carriage is deployed to the Full Out posi tion the front bar of the carriage should align parallel with the union bar of the housing This alignment will help ensure that a fully deployed and elevated platform will properly align with the bus threshold Properly main taining this carriage alignment will also help provide optimal performance during the in out movement of the carriage and platform Locknuts Accurate inspection of the carriage align ment can be done by measuring the distance behind each drive motor from the rear carriage bar to the rear housing L and L in Photo Z Comparing the two distances increase the chain tension on the side of the longest distance via the tension locknut 1 2 turn for each 1mm difference Cycle the ramp several times observing the full out align ment of the ramp with the bus threshold Stopping once again at the fully deployed position re measure the distance b
38. nstructions Electrical Method Weight sensed on platform Obstructions The controller performs obstruction sensing see RA200 Terminology Obstruction Sensing on all stow and deploy movements of the ramp in out up down whether operated nor mally or with the manual override Switches The selected obstruc tion response mode configured en Operation in the controller during installa tion immediately stops move ment when obstructed Once an obstruction has halted the ramp the controller automatically resets and awaits operator input for further operation Note The ramp will sense an obstruction and halt with any substantial weight on the platform built in safety feature The ramp will continue when the weight is removed from platform Operation Functionality The 100465 002 easy ramp con trol box incorporates a Microchip PIC microcontroller that executes a sequential program from a built in flash memory This sec tion gives a brief overview of the operational functionality that the firmware provides in the operation of the ramp One Touch Operation A mo mentary pulse input from an oper ate button will start an automated deployment sequence The user does not have to continue to press the operate button for the ramp to complete its motion In a similar manner the user need only push the operate button once again to start a stow sequence Ramp Enable The ramp must first be enabled by applying a m
39. o mentary pulse signal to the ramp enable input momentary push button switch Once enabled the Ramp Enabled normally open N O output is activated Then the ramp may be operated using the Ramp Operate button The ramp is automatically dis abled when the platform becomes fully stowed at the end of a cycle The ramp may also be disabled if the enable push button is pressed again Close All Doors Input An optional input Close All Doors may be used to cause a stow sequence This input is also a momentary pulse input At the completion of a stow cycle the control box will de activate the Open Door output The door should then automatically close Opening Door The control box opens the door using the Open Door output For the duration of the ramp deployment and stow cycle the door shall never be al lowed to close At the completion of a stow cycle the control box will de activate the Open Door output The door may automati cally close or close after the driver signals the door to close If the door fails to open after an 8 second timeout period the Open Door output will be deactivated and the ramp will not be de ployed Obstruction Sensing The control box can sense if the ramp platform is obstructed during movement using a pressure mat and over current circuitry If one of these detection techniques oc curs the ramp is halted If three consecutive obstructions during the
40. ocks the carriage as sembly drive chains to allow the platform assembly to be manually extended or retracted as required A T handle is provided on the release cable for activation of the To Manually Extend or Retract Ramp manual release system details follow 1 Turn loosen the manual release T handle 90 inward to lock as it may then create a binding condition in 2 Pullthe T handle fully out the release mechanism and After manually extending or ward 3 to 4 will not release easily in the retracting the platform assembly 3 Turn tighten the T handle future itis extremely important that the cable activated manual release is positively reengaged to secure lock the platform assembly before loading a passenger or continuing vehicle use details provided Failure to reengage and secure the platform may result in unintended ramp movement which may result in serious bodily injury and or property damage Manual Release System Secu rity Sensor A proximity sensor detects when the cable activated manual release system is disen gaged unlocked and provides a ground unlocked signal to the controller The unlocked signal disables all controller functions so that the mechanism can be manu ally operated without the risk of Page 10 90 to secure handle in the disengaged unlocked posi tion Self Locking Release Pin Push T handle in fully and manually move platform in an
41. resulting in ramp inter ference Clean Replace top cover Top Cover Seal Proper adhesion seal Replace double faced adhesive tape RA200 Label Page 22 Damage or lack of adhesion Replace label ee inspection List Interior Inspection with snap on bottom cover removed Inspect Fully Deployed Carriage For What Proper alignment Action Adjustment Carriage full out alignment See Manual Page No Extruded Guide Rails Debris buildup Clean Chain Debris buildup Loose chain Clean lubricate Chain tension Manual Release Assembly Debris buildup Restricted movement Proper sensor switching Clean lubricate See Troubleshooting Guide back page Reset sensor position Electrical Wiring Cut worn wire jacket Corroded terminal Repair or replace Clean or replace Full In Out Sensor Pick ups Debris buildup Clean Bottom Cover Seals Debris buildup Damage fatigue and lack of adhesion Clean Replace seals Page 23 Troubleshooting EEE Troubleshooting Guide Problem Carriage and ramp misalignment during in out movement Possible Cause Designed allowable tolerances Possible Solution No action required unless other problems observed Deployed platform misalignment with bus threshold Chain tension or position with carriage sprockets Inspect check carriage full out alignment Repeati
42. the carriage and platform assembly The prox imity sensors switch on and off as the sensor head passes over a metallic pick up plate mounted on the cassette frame Distance from the sensor head to the pick up plate must be approximately 4 mm and should be checked due to possible loosening to Overall View Full Out Deployed Full In Stowed Positional Sensor ensure sensor switching sensor LED lights when switched on Note Verify the full out sensor is distanced properly to remain lit switched on during the entire elevation cycle If the sensor light should be intermittent during the elevation cycle reposition the sensor to reduce the distance between the sen sor head and pick up plate while confirming there is no interference of the sensor head and pick up plate during the in out movement See Photo R Page 17 Maintenance Lubrication amp Adjustments i Interior Adjustments continued MICE Manual Release System If the Photo T dotted lines represent EE release cable is difficult to pull to unlock the system inspect the guide and slider shown in Photo T Confirm no dirt metal shavings or other foreign debris are pres ent and restricting the slider Also check compression spring to verify the open end of the spring is not binding the movement of the slider Manual Release Sensor Adjust ment Inspect manual release sensor to confirm LED is lit when slider is precisely released from axle The d
43. the front see Photo O When replacing make sure to install a new tie wrap on the latches in order to secure the bottom cover Inspect the bottom cover seals and replace when necessary Top Cover Only remove the top cover when deemed absolutely necessary to obtain access to specific parts not available via the bottom cover Remove the ramp mounting hardware and lower the ramp assembly in order to remove the top cover Replace the double sided foam tape seal whenever the top cover is removed Bolts Securing Front Cover Page 16 Draw Latch Tie Wrap Cleaning and Lubrication All interior parts of the ramp accessible via the top or bottom cover may be cleaned with high pressure air only Use a cleansing cloth to wipe away debris deposits and large buildups Ensure guide rails are clean and free of all debris Carriage track rollers are sealed and do not require lubrication Note Ramp controller includes an Ob struction Sensing Feature Debris build up or obstructions rocks sand dirt in the guide rails can result in the ramp stopping or reversing direction during in out functions if obstructed Again ensure the guide rails are clean es Maintenance Lubrication amp Adjustments Interior Adjustments Positional Sensor Full In Full Out Position of Carriage The carriage houses two sensors that provide positional feedback of full out see Photo R or full in stowed see Photo S for
44. tion Note In order to ensure proper and consis frame de greasing agent and brush may be tent performance of the Braun RA200 routine used if necessary to remove large buildups Do maintenance in the form of cleaning lubricating not spray water directly into cassette or at the inspecting and adjusting is essential electrical connectors Clean away debris that may be built up in beeper that may reduce or The following items can be accessed after de prohibit audibility ploying the platform and without the removal of either the top or bottom cover Ramp Platform Hinge Clean and lubricate the ramp platform hinge A light oil may be used on Cleaning Lubrication All exterior parts of the the hinge but should be limited to reduce the ramp accessible during stow or deploy may be possible buildup of debris See Photos C and cleaned with high pressure water with excep D Allow hinge to dry before applying lubricant tion of being pointed directly into the cassette light oil or at the electrical connectors along the exterior Do not spray water in this area Overall View of Deployed RA200 Electrical Connector Ramp Platform Hinge Clean and 5 Apply a Light Oil 1272 not spray water aie into cassette Page 12 E Maintenance Lubrication amp Adjustments Exterior Maintenance and Lubrication continued Front Cover Hinge The front cover opens and closes v
45. to determine if an obstruction has been encoun tered The programmed limits for the different models of the RA200 are selected while configuring the controller during ramp installa tion procedures see Installation Instructions for detailed informa tion Obstruction Force The obstruc tion force is the maximum allow able force pounds or Newtons the ramp exerts on a object during a specific movement There is a different force for each of the four movements extend retract raise lower This force is a direct result of the obstruction sensing current limits usually specified by the customer Note Further details regarding ramp control switches and the corresponding ramp functions are provided in the Ramp Operating Instructions below and on page 8 and 9 Page 3 Safety Precautions EEE Safety Symbols SAFETY FIRST Know That All information contained A in this manual and B AWARNING ACAUTION supplements if included is pro vided for your safety Familiarity with proper operation instructions as well as proper maintenance procedures are necessary to en sure safe troublefree operation Safety precautions are provided to identify potentially hazardous situations and provide instruction This symbol indicates important safety in formation regarding a This symbol indicates important information regarding how to avoid a hazardous situation that could result in minor per
46. ts continued Floor Height Variable height adjustments are made by screwing the four threaded bar ramp supports in out to achieve the desired floor level height Once initially set during installation this height should not require altering Two items to note 1 When increasing the height the maximum is achieved when the ramp toe contacts the inside of the front cover see Photo M If the maximum is surpassed the front cover will remain partially open when the ramp is in the fully stowed position thus allowing foreign material and debris to enter the cassette 2 When decreasing the height the non used portion of the threaded studs must be cut off to maintain proper clearance for main axle rotation see Photo N Failure to do so may result in the inability of the platform to lower to stow level due to a binding condition of the main axle possibly causing damage to the elevation motor Front Cover Ramp Toe Maximum Setting Toe of Ramp Contacts Cover Lift ramp to access bolts Cut off excess threads N Page 15 Maintenance Lubrication amp Adjustments i Interior Maintenance and Lubrication The following items can be accessed through the interior of the ramp by removing either the top or bottom cover Bottom Cover The snap on bottom cover can be removed for easy access The bottom cover is easily removed via two draw latches on each side see Photo P along with four bolts across
47. y Precautions at all times injury The unlocked signal may 4 also be used to supply a visual display to the operator that the ramp is unlocked and must be 5 secured prior to any additional operation of the ramp or vehicle Note The unlocked sensor LED is not supplied customer installed Verify mechanism is dis engaged unlocked View customer installed sensor LED Carefully move the platform in or out to desired location using the platform Hand Hold Reengage Carriage Assembly by Drive Chains Self Locking Release Pin A 1 self locking release pin allows the platform assembly to be disconnected from the elevation Position the ramp platform manually so that only 15 cm is extended out of the cas sette mechanism allowing a raised 2 Turn loosen the manual Mechanical Method platform to be manually lowered release T handle 90 in the event of a power failure 3 Push the T handle fully inward until handle contacts shaft shoulder 3 to 4 Grasp the platform Hand Hold and move the platform slightly outward until platform locks into position secured by reengaging the carriage as sembly with the drive chains Note Do not push platform See Photo below The release pin should only be used when the platform will not lower under 4 electric power as stated in the Electrical Method section next Cable Activated Manual Re lease System A cable activated manual release system disen gages unl
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