Braun RA300 service manual Figure L

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SYSTEMS DESCRIPTIONS

Electrical (Continued)

Drift In Microswitch (Cam 1 - All RA300 Models)

Turn Cam #1 counter-clockwise to start Drift In function sooner (shut pump off).

Turn Cam #1 clockwise to start Drift In function later (allow ramp to stow further before pump shuts off).

Drift Out Microswitch (Cam 2 - All RA300 Models)

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).

Counter Microswitch (Cam 3 - All RA300 Models)

Turn Cam #3 clockwise to start Interlock sooner.

Turn Cam #3 counterclockwise to return Interlock signal later.

Power Down Microswitch (Cam 3 - "YP" Models Only)

Turn Cam #3 clockwise to begin power down sooner.

Figure L

3 2

1

Figure M

1

2

3

Figure N

1

2 3

Turn Cam #3 counterclockwise to delay power down.

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Image 27

Contents Braun Congratulations Contents Ramp Terminology Illustration Ramp TerminologyLeftin Outright Ramp Components Terminology IllustrationIntroduction Ramp Actions and Functions Ramp ComponentsSafety Symbols Safety FIRST! Know That Ramp Operation Safety PrecautionsRamp Operation Ramp Operation Pre-Operation Notes and Details Ramp Access Doors and InterlocksPreventive Maintenance Operation Procedure ReviewKeep clear of area in which ramp operates Ramp also. Read and become familiar with All ramp safety precautionsRamp Passenger Safety Ramp Manual OperationBodily injury and/or property damage Installation / Service Safety Precautions Ramp InstallationInstallation/Service Safety Precautions Installation RequirementsChassis Requirements Structure Minimum 1-1/2 x 2 steel tub- ing or equivalent Floor Pocket Clear Opening DimensionsOutboard Support Tube Recom ÝFigure E Clear Door Opening Width DimensionInstalled Ramp Deployed Installed Ramp StowedElectrical Connections Figure JElectrical Connections Illustration Electrical ConnectionsLG Light Grease Lubrication DiagramLO Light Oil DE Door-EaseCycles Maintenance and Lubrication IntroductionYear 1250 Cycles Ramp deployed fully. Fill to within YearElectrical Systems DescriptionsFigure L Relief Valve Adjustment Procedure HydraulicsDeploy and Stow Pressure Relief Valves Drift in Speed Cam Drift OUT Speed CamTroubleshooting Diagnosis Chart TroubleshootingFaulty or Stow Blank for Layout Power Connections / Control Signals Provided by Installer Electrical Schematic BF3248Y & BF3748YWiring Diagram BF3248Y & BF3748Y Description Symbol Electrical Schematic BF3248YPRelay #2 Wire Code Wiring Diagram BF3248YPHydraulics Hydraulic Schematic BF3248Y & BF3748YQty Description BF3248Y BF3748Y Hydraulic Diagram and Parts List BF3248Y and BF3748YHydraulic Schematic BF3248YP Qty Description BF3248YP Hydraulic Diagram and Parts List BF3248YPItem Qty Description BF3248Y BF3748Y BF3248YP Repair PartsExploded View Specification and Dimensions Pre-Trip Inspection Daily Preventive Maintenance SchedProviding Access to the World Braun Commercial RA300 Transit Ramp