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Operator's/Installation/Service Manual

35883

December 2009

Braun RA300 T

ransit Ramp

Braun RA300 T

ransit Ramp

WARNING

ual

Man

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

"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

for

Low-Floor Transit Vehicles

Commercial

Braun

RA300 Transit Ramp

Model BF3462Y

Braun

RA300 Transit Ramp

Model BF3462Y

Содержание BF3462Y

Страница 1: ...talling or servicing ramp Failure to do so may result in serious bodily injury and or property damage 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 for Low Floor Transit Vehicles Commercial Braun RA300 Transit Ramp Model BF3462Y Braun RA300 Transit Ramp Model BF3462Y ...

Страница 2: ...al 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 THE BRAUN CORPORATION Ralph W Braun Chief Executive Ofﬁcer S...

Страница 3: ...4 Ramp Operation Safety Precautions 14 15 Installation Instructions Installation Requirements 15 Chassis Requirements 15 Door Opening 16 Obstructions 16 Installation Illustrations 16 18 Electrical Connections 20 Electrical Connections Illustration 21 Maintenance and Lubrication Lubrication Diagram 22 Maintenance and Lubrication Schedule 23 25 Microswitch Adjustment 26 27 Depoly and Stow Pressure A...

Страница 4: ...minology Details regard ing lift model variations terminology direction and components are provided on pages 4 and 5 As viewed from outside the vehicle LEFT RIGHT OUT IN Ramp Terminology Illustration Vertical Side Plate Barrier Pan Weldment Sub floor Fixed Inboard Ramp Stage One Outboard Ramp Stage Two Drive Arm Drive Arm Assist Chain Manual Release Assembly ...

Страница 5: ...p Components Terminology Illustration Cylinder Pump Manual Release lever As viewed from outside the vehicle Pan Weldment Relays Counter Pump Ramp Drive Arm Cam Microswitch Assembly Cylinder Relays Counter Cam Microswitch Assembly Pump Ramp Drive Arm Manual Release Assembly Cylinder Cylinder Pump Manual Release lever LEFT RIGHT OUT IN Manual Release Assembly ...

Страница 6: ...ons powering dual acting hydraulic cylinders No sensi tive electronic controls or sen sors are required for operation RA300 model numbers with suffix Y are hydraulic fold with gravity down drift feature when deploying and stowing When deploying the ramp the motor stops running when the ramp reaches an approximate 45 angle The ramp continues to slowly lower the remaining distance by the force of gr...

Страница 7: ...rface Drive Arm Assembly The cylinder driven two stage drive arm assemblies deploy and stow the ramp assembly Ramp Actions and Functions Deploy Deploy is the action of the ramp assembly extend ing and unfolding to ground level when the DEPLOY OUT switch is activated installer supplied Stow Stow is the action of the ramp assembly raising and fold ing inward to stow position when the STOW IN switch ...

Страница 8: ... bystanders clear of area in which the ramp operates Load and unload clear of vehicular traffic Open ramp door s fully and secure before operating ramp Do not overload or abuse The rated capacity is 300 kilograms 660 pounds RAMP OPERATION WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING Safety Symbols SAFETY FIRST Know That C CAUTION This symbol indicates important information regar...

Страница 9: ...wheelchair wheels pull wheelie when on the ramp The wheelchair must be positioned in the center of the ramp when loading and unloading Keep ramp owner s manual in ramp equiped vehicle at all times Maintenance and lubrication procedures must be performed as specified in this manual by authorized certified service personnel Never modify alter a Braun Corporation ramp Do not use accessory devices not...

Страница 10: ...to properly open and close the ramp access door s to activate interlock s and to properly activate the ramp power functions Ramp Access Doors and Interlocks The RA300 provides vehicle ac cess to wheelchair passengers or standees using other type mobil ity aids The commercial oriented RA300 is operated by the transit vehicle driver attendant Unless your transit agency has a pub lished policy statin...

Страница 11: ...maintenance consisting of care ful inspections and cleaning the ramp system should be a part of the transit agency daily service program Simple inspections can detect potential operational problems Operation Procedure Review Transit agency supervisors should train and educate all driver attendants on the proper use and operation of the vehicle door system interlock s ramp and ramp passenger safety...

Страница 12: ...t does not fit on the ramp Do not exceed the 660 pound 300 kilograms load capacity of the ramp Passengers should enter and exit one at a time The attendant should not board the ramp with the passenger except when assistance is required and the load capacity is not exceeded Always return the ramp to the stowed position when not in use CAUTION Allow ramp to deploy fully before boarding Failure to do...

Страница 13: ... the ramp also Read and become familiar with all ramp safety precautions To Manually Deploy or Stow Ramp 1 Pull T Handle 2 Turn T Handle to lock ramp in re leased position 3 Use HAND HOLDS to deploy or stow ramp For Power Operation 1 Turn T Handle 2 Push T Handle in fully Note Turn and push T handle in before operating electric pump Note Push T Handle in before operating electric pump Note Push T ...

Страница 14: ...r safe transport of wheelchair passengers Follow all safety instructions regarding torso restraints stabil ity balance weight distribution and use of atten dants as specified in the owner s manual supplied with the passenger s wheelchair or other mobility aid Wheelchair passengers must determine establish and practice ramp boarding and exiting procedures under the direction of the their personal h...

Страница 15: ... the ramp has a direct effect on the center of gravity The wheelchair passenger s center of gravity and their ability to maintain stability and balance must be kept in mind by the wheelchair passenger and the attendant The aid of an attendant stabilizing the wheelchair is recommended for optimum safety Wheelchair passengers who are unable to maintain stability and balance should not board a ramp w...

Страница 16: ...TY FIRST Know That C CAUTION This symbol indicates important information regarding how to avoid a hazardous situation that could result in minor person al injury or property damage A 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 trouble free operation Safety precautions are ...

Страница 17: ...ositioned under the outboard edge of the opening minimum 1 1 2 x 2 steel tube See Figures D and E The recom mended height of the support tube is 10 1 4 above ground level Kneeling Vehicles Mea sured with suspension lowered ADA Installations with the support tube positioned higher than 10 1 4 above ground level may not comply with ADA ramp slope requirements Some OEM chassis meet these specificatio...

Страница 18: ...amp pan horizontal border lip There must be a minimum 1 8 clearance between the deployed ramp assembly and the vehicle floor or any obstruction on the floor such as a rubber sill or threshold Outboard Support Tube Floor Pocket Clear Opening Dimensions Figure C Outboard Support Tube Recommended Height 10 1 4 above ground level Kneeling Vehicles Measured with sus pension lowered 29 1 4 10 1 4 Floor ...

Страница 19: ...r Pocket Clear Opening Dimensions As viewed from outside the vehicle Left Right Out In Chassis SUPPORT TUBE Chassis CL C L MINIMUM DOOR OPENING WIDTH 39 Figure G Vehicle chassis floor pocket configuration must be aligned cen ter with door opening Door s must open outward Clear Door Opening Width Dimension ...

Страница 20: ...Installed Ramp Deployed There must be a minimum 1 8 clearance between the deployed ramp assembly and the vehicle floor or any obstruction on the floor such as a rubber sill or threshold Figure J As viewed from outside the vehicle Left Right Out In Stowed RA300 positioned in the floor pocket ...

Страница 21: ...Page 19 BLANK for LAYOUT ...

Страница 22: ...rovides an appropriate control switch for the end user A momentary contact ramp control switch center off will typically be mounted near the driver The control switch may be part of a panel provid ing other features and controls power on off indicators LED s etc The Positive battery lead wire must be protected by an in line 30 ampere fuse or circuit breaker installer provided Do not connect the po...

Страница 23: ...Deutsch Male Plug supplied with ramp 8 pin Deutsch Connector ramp equipped Figure L 8 pin Deutsch Male Plug pplied with ramp Connector ramp equipped TO USER CONTROL SIGNAL TO STOW RAMP BF3462Y CONNECTOR P1 B C 30136 D A G E F C B H TO USER DEPLOY 14 GA TO USER STOW 14 GA VEHICLE GROUND 12 GA POWER SOURCE 12 GA D C B A RECOMMENDED WIRE GAUGE COLOR WIRING PROVIDED BY INSTALLER PIN 8 COND WIRE CODE R...

Страница 24: ...equivalent Penetrating Oil Aerosol Can Stainless Stick Door Ease 1 68 oz Style tube Stick tube Inboard Ramp Hinge LO Outboard Ramp Hinge concealed LO Gear and Gear Rack internal DE Note See the Maintenance Lubrication Schedule for recommended applications per number of cycles or elapsed time Lubrication Diagram Drive Arm Slot DE MAINTENANCE and LUBRICATION Assist Chain Assemblies LO Chains LO Driv...

Страница 25: ...intenance and lu brication procedures must be performed as specified by an authorized service technician Failure to do so may result in serious bodily injury and or property damage WARNING All listed inspection lubrication and main tenance procedures should be repeated at 750 cycle intervals fol lowing the scheduled 1500 cycle mainte nance procedures These intervals are a general guideline for sch...

Страница 26: ... for excessive wear or damage Clean ramp and ramp mounting area ensure no debris in area to obstruct stowing stacking Cycle ramp and observe drift speed during deploy and stow functions Inspect ramp for wear damage or any abnor mal condition Remove sub floor pan cover and clean dirt and other foreign debris Remove sub floor pan cover and lubricate drive arm gear and cylinder gear rack Remove sub f...

Страница 27: ... fluid level is low Inspect vehicle to ramp wiring harness Mounting Decals and Antiskid Use Braun 32840 QT hydraulic fluid Exxon Univis HVI 26 Do not mix with Dextron III or other hydraulic fluids Check fluid level with ramp fully deployed Fill to maximum fluid level indicated on reservoir fill line molded in reser voir Do not overfill Resecure repair or replace or otherwise correct as needed Chec...

Страница 28: ...roswitch is activated common and normally open terminals have continuity and the current to the Deploy Relay is interrupted thus stopping the current to the pump motor The platform then drifts downward to ground level during which at some position the Drift Out microswitch is activated The Drift In microswitch is deactivated during the deploy movement of the platform Note Neither of the other 2 mi...

Страница 29: ...f Drift Out Microswitch Cam 2 Turn Cam 2 clockwise to start Drift Out function sooner shut pump off Turn Cam 2 counter clockwise to start Drift Out function later allow ramp to deploy further before pump shuts off Figure N Figure P Counter Microswitch Cam 3 Turn Cam 3 clockwise to start Interlock sooner Turn Cam 3 counterclockwise to return Interlock signal later Figure M 3 2 1 3 2 1 1 2 3 MICROSW...

Страница 30: ...t Adjustment procedure typical for both valves The ramp pan cover sub floor must be removed to access relief valves Relief Valve Adjustment Procedure 1 Insert a 3 16 Allen wrench into the Allen adjustment screw Secure the Allen screw and loosen the hex nut do not remove hex nut 2 Place 40 pound load on ramp at center 3 Turn the Allen screw clockwise until pump starts to lift the load 4 Turn the Al...

Страница 31: ...ge battery Replace fuse Check for loose terminals or broken wire Correct or replace Disconnect harness from ramp Using volt meter test probe 8 pin Deutsch male plug terminals as follows Pin A 12V Pin B Ground Pin C V when Stow switch is activated Pin D V when Deploy switch is acti vated Remove relays from sockets Using volt meter test probe wires terminals at relay sockets Red 12V Black Ground Blu...

Страница 32: ... range during Stow function 2 31 Physical obstruction 20 lb or more on ramp 2 32 Mechanical binding 2 33 Deploy pressure relief valve setting too low 2 34 Low hydraulic fluid supply Note Fluid should be changed if there is visible contamination Inspect the hydraulic system for leaks if fluid level is low 2 35 Leak in hydraulic system 2 36 Cylinder leak 2 37 Deploy pressure relief valve stuck open ...

Страница 33: ...ther wise damaged 4 51 See 2 40 4 61 See 2 40 and 2 50 4 71 See 2 35 2 36 and 2 62 Adjust or replace See Microswitches in Systems Descriptions for details Connect repair or replace Activate Deploy function until ramp is out of the Stow Drift In range Then activate Stow function OR Pull Manual Release Cable slightly Adjust relief valve setting See Systems Descriptions for details Contact Braun Prod...

Страница 34: ...ATTERY RA300 TRANSIT RAMP ASSEMBLY POWER CONNECTIONS CONTROL SIGNALS PROVIDED BY INSTALLER SYMBOL KEY DRIFT OUT MICROSWITCH DEPLOY RELAY COUNTER 14 GA BL BK 12 GA 12 GA 12 GA RECOMMENDED WIRE GUAGE GROUND 12 GA BK 18 GA BK 12 GA RD 12 GA RD 12 GA RD 12 GA BL BK 12 GA OR 18 GA RD 18 GA RD 12 GA BL 30 87 87A 85 85 86 30 87 87A NC NO C 18 GA YL WH COUNTER MICROSWITCH 85 86 30 87 87A 14 GA WH COUNT N ...

Страница 35: ...T USED 4 3 2 1 COLOR LOC COUNTER WIRE CODE COUNTER 87 87a 30 85 86 COM N O N C COLOR PIN MICROSWITCH CONN N C N O COM COM N O N C COLOR PIN MICROSWITCH CONN N C N O COM 4 3 1 2 COUNT N A POS NEG BLACK 18 GA BLACK WHITE FUSE NOT USED YELLOW WHITE 18 GA ORANGE BLACK 14 GA BLUE BLACK 14 GA BLACK 12 GA 2C3 RED 12 GA YELLOW 14 GA WHITE 14 GA PLUG NOT USED PLUG NOT USED ORANGE BLACK 14 GA ORANGE BLACK 1...

Страница 36: ... 020 Pump Motor Bidirectional Flow Control Valve Fixed Orifice 3 Way 2 Position Shuttle Valve M Description Symbol Reservoir Vented Relief Valve Check Valve Hydraulic Port Filter Screen 86 BAR 1250 PSI Cylinder Double Acting M HYDRAULICS Hydraulic Schematic BF3462Y ...

Страница 37: ...ssembly 12 1 8 Dia SW SW 16004A 012 5 1 Hose Assembly 13 1 8 Dia SW SW 16004A 013 6 1 Hose Assembly 14 1 8 Dia SW SW 16004A 014 7 1 Hose Assembly 15 1 8 Dia SW SW 16004A 015 8 4 Elbow 45 7 16 20 7 16 20 SAE Male O Ring 24505 9 2 Tee 7 16 O Ring BRANCH 7 16 M JIC37 87621 Item Qty Description Hydraulic Diagram and Parts List BF3462Y 9 6 7 2 4 9 3 5 8 1 8 8 8 ...

Страница 38: ...5 2 WASHER 10 FLAT AUTO BK 11541 36 2 NUT 10 32 W LOCKWASHER AUTO BK 18349 37 2 RELAY 30 40A SPDT 12V P B PLSTC PLUG IN 18087 38 2 ANTISKID TAPE 33 5 X 2 25 35842 39 1 ANTISKID TAPE 33 5 X 5 35843 40 1 HINGE FULL SWAGE 2 X 31 PEM NUTS 35509PSY 41 56 SCREW 10 32 X 7 16 FHS AUTO BLACK 35385 42 2 ANTISKID TAPE 32 125 X 28 75 35840 43 1 RAMP PLATFORM STAGE 1 BF34285Y 44 1 TAPE CAP 1 1 2 X 33 10416R033...

Страница 39: ... 3 5 7 8 9 11 10 13 15 17 18 6 9 11 10 7 12 8 14 3 4 16 17 18 19 19 19 4 12 19 19 19 26 27 22 26 27 32 37 39 30 33 38 43 44 38 59 45 49 51 51 51 52 60 51 50 50 47 53 53 57 54 54 56 55 58 55 61 62 40 41 67 64 64 42 42 67 34 23 25 25 26 27 29 29 22 ...

Страница 40: ...ed View Deployed View Power Unit Hydraulic Pump Module Voltage 12 VDC Current 30 Amps Max Inputs Required 12 Volt Supply Ground Ramp Out Signal Ramp In Signal Interlock Signal Notes Mounting holes brackets per application 38 70 34 125 37 31 26 47 3 62 4 91 35 80 34 125 38 70 28 47 31 72 33 02 1 29 9 14 3 66 94 92 ...

Страница 41: ...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 ...

Страница 42: ...oved Braun dealer completes the warranty work The warranty registration card accompanying this ramp is to be completed and returned to The Braun Corporation within 20 days of purchase If Braun receives the warranty card the warranty period begins on the day the ramp is put into service If Braun does not receive the warranty card the parts warranty will expire in three years and the labor warranty ...

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