Braun RA300 service manual Hydraulics, Hydraulic Schematic BF3248Y & BF3748Y

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HYDRAULICS

Hydraulic Schematic - BF3248Y & BF3748Y

Description

Symbol

Pump, Bidirectional

Displacement

Pump Motor,

M

Bidirectional

Flow Control

Valve

Fixed Orifice

3 Way 2 Position

Shuttle Valve

.033

Cylinder, Double

Acting

Relief Valve

Check Valve

Hydraulic Port

Filter Screen

Reservoir,

Vented

.020

	M
69 BAR	86 BAR
1000 PSI	1250 PSI

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Contents Braun Congratulations Contents Ramp Terminology Ramp Terminology IllustrationRamp Components Terminology Illustration Leftin OutrightIntroduction Ramp Components Ramp Actions and FunctionsRamp Operation Safety Symbols Safety FIRST! Know ThatRamp Operation Safety Precautions Ramp Operation Ramp Access Doors and Interlocks Pre-Operation Notes and DetailsOperation Procedure Review Preventive MaintenanceKeep clear of area in which ramp operates Ramp Manual Operation All ramp safety precautionsRamp Passenger Safety Ramp also. Read and become familiar withBodily injury and/or property damage Ramp Installation Installation / Service Safety PrecautionsChassis Requirements Installation/Service Safety PrecautionsInstallation Requirements Ý Floor Pocket Clear Opening DimensionsOutboard Support Tube Recom Structure Minimum 1-1/2 x 2 steel tub- ing or equivalentClear Door Opening Width Dimension Figure EInstalled Ramp Stowed Installed Ramp DeployedFigure J Electrical ConnectionsElectrical Connections Electrical Connections IllustrationDE Door-Ease Lubrication DiagramLO Light Oil LG Light GreaseMaintenance and Lubrication Introduction CyclesYear 1250 Cycles Year Ramp deployed fully. Fill to withinSystems Descriptions ElectricalFigure L Deploy and Stow Pressure Relief Valves Relief Valve Adjustment ProcedureHydraulics Drift OUT Speed Cam Drift in Speed CamTroubleshooting Troubleshooting Diagnosis ChartFaulty or Stow Blank for Layout Electrical Schematic BF3248Y & BF3748Y Power Connections / Control Signals Provided by Installer Wiring Diagram BF3248Y & BF3748Y Electrical Schematic BF3248YP Description SymbolWiring Diagram BF3248YP Relay #2 Wire CodeHydraulic Schematic BF3248Y & BF3748Y HydraulicsHydraulic Diagram and Parts List BF3248Y and BF3748Y Qty Description BF3248Y BF3748YHydraulic Schematic BF3248YP Hydraulic Diagram and Parts List BF3248YP Qty Description BF3248YPRepair Parts Item Qty Description BF3248Y BF3748Y BF3248YPExploded View Specification and Dimensions Daily Preventive Maintenance Sched Pre-Trip InspectionProviding Access to the World Braun Commercial RA300 Transit Ramp