Braun RA300 service manual Wiring Diagram BF3248Y & BF3748Y

Page 35

STOW RELAY

(RELAY - 2)

 

30

 

85

87a

86

 

87

 

RELAY #2 - WIRE CODE

LOC.

COLOR

30

MOTOR - BLUE

85

BLUE / BLACK - 16 GA.

86

BLACK - 12 GA.

87

RED - 12 GA.

87a

BLACK - 12 GA.

DEPLOY RELAY

(RELAY - 1)

 

30

 

85

87a

86

 

87

 

CONNECTOR - P1

(B.C.# 30136)

E D C

A B

F G H

WIRING PROVIDED

BY INSTALLER

8-COND WIRE CODE

PIN COLOR

APOWER SOURCE - 12 GA.*

B VEHICLE GROUND - 12 GA.*

C USER STOW SIGNAL - 16 GA.* D USER DEPLOY SIGNAL - 16 GA.*

EPLUG - NOT USED

FPLUG - NOT USED

GTO STOW INDICATOR - 16 GA.* H TO DEPLOY INDICATOR - 16 GA.*

* RECOMMENDED WIRE GAUGE

CONNECTOR - J1

E D C

A B

F G H

8-COND WIRE CODE

PIN COLOR

A2C3 RED - 12 GA.

BBLACK - 12 GA.

CBLUE / BLACK - 14 GA.

D ORANGE / BLACK - 14 GA.

EPLUG - NOT USED

FPLUG - NOT USED

GWHITE - 14 GA.

H YELLOW - 14GA.

COUNTER

14

COUNT NEG

23

N/A POS

COUNTER - WIRE CODE

LOC. COLOR

1YELLOW / WHITE - 16 GA.

2NOT USED

3RED - 12 GA.

4BLACK - 12 GA.

"DRIFT OUT"

MICROSWITCH

N.C.

N.O.

COM.

MICROSWITCH CONN.

PIN

COLOR

N.C.

ORANGE / BLACK - 16 GA.

N.O.

NOT USED

COM.

ORANGE / BLACK - 16 GA.

"COUNTER"

MICROSWITCH

"DRIFT IN"

MICROSWITCH

N.C.

N.O.

COM.

MICROSWITCH CONN.

PIN

COLOR

N.C.

BLUE / BLACK - 16 GA.

N.O.

NOT USED

COM.

BROWN / BLACK - 16 GA.

Wiring Diagram - BF3248Y & BF3748Y

RELAY #1 - WIRE CODE

LOC.

COLOR

30 MOTOR - ORANGE

85ORANGE / BLACK - 16 GA.

86BLACK - 12 GA.

87RED - 12 GA.

87a

BLACK - 12 GA.

Page 33

N.C.

N.O.

COM.

MICROSWITCH CONN.

PIN

COLOR

N.C.

YELLOW / WHITE - 16 GA.

N.O.

WHITE - 16 GA.

COM.

RED - 12 GA.

TROUBLESHOOTING

Image 35
Contents Braun Congratulations Contents Ramp Terminology Illustration Ramp TerminologyLeftin Outright Ramp Components Terminology IllustrationIntroduction Ramp Actions and Functions Ramp ComponentsRamp Operation Safety Symbols Safety FIRST! Know ThatRamp Operation Safety Precautions 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 InstallationChassis Requirements Installation/Service Safety PrecautionsInstallation 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 Deploy and Stow Pressure Relief Valves Relief Valve Adjustment ProcedureHydraulics 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