Braun RA300 service manual Electrical Schematic BF3248YP, Description Symbol

TROUBLESHOOTING

Electrical Schematic - BF3248YP

POWER CONNECTIONS / CONTROL SIGNALS (PROVIDED BY INSTALLER)

12 GA. or 14 GA. *

SIGNAL TO RAMP DEPLOY INDICATOR

12 GA. or 14 GA. *

SIGNAL TO RAMP STOW INDICATOR

USER CONTROL SIGNAL IGNITION/MANUAL RELEASE

(5 AMP.)

12 GA. or 16 GA. *

USER CONTROL SIGNAL TO DEPLOY RAMP

12 GA. or 16 GA.

*

*

USER CONTROL SIGNAL TO STOW RAMP

14 GA.

12 GA. *

GROUND

GA. or

12 GA. *

12 GA. *

12

CIRCUIT

PROTECTION

BATTERY

DEVICE (30 AMP.)

GROUND

P1

H G F E D C B A

* RECOMMENDED WIRE GAUGE

SYMBOL KEY

DESCRIPTION SYMBOL

BATTERY

CHASSIS GROUND

CIRCUIT PROTECTION DEVICE

JUNCTION
			NO
MICROSWITCH	C
			NC
	85	86
RELAY	30
			87
				87A
COIL
DIODE
MOTOR			M
COUNTER	1				4
	2				3

RA300 TRANSIT RAMP ASSEMBLY

J1

H G F E D C B A

DRAWING SHOWN WITH RAMP IN STOWED POSITION

RD - 12 GA.

RD - 12 GA.

BK - 12 GA.

BK - 12 GA.

14 GA.

BL/BK - 18 GA.

BL/BK - 14 GA.

PRESSURE SWITCH

BL/BK - 14 GA.

-

BL/BK

NO

RELAY 1

C

COIL A

85

86

NC

BK - 12 GA.

RD - 12 GA.

30

87

BK - 16 GA.

87A

"DRIFT IN"

BK - 12 GA.

YL - 14 GA. WH - 14 GA. RD - 12 GA.

OR/BK - 14 GA.

MICROSWITCH

BL/BK - 14 GA.

BLUE (MOTOR)

BLUE (MOTOR)

RELAY 2

OR/BK - 14 GA.

85

86

BK - 12 GA.

30

87

"DRIFT OUT"

87A

PUMP

MICROSWITCH

M

NO

RELAY 3

C

85

86

NC

OR/BK - 14 GA.

BK - 12 GA.

RD - 12 GA.

GA.

30

87

87A

14

BK - 12 GA.

"COUNTER & POWER DOWN"

-

ORANGE (MOTOR)

ORANGE (MOTOR)

WH

MICROSWITCH

COUNTER

BK - 16 GA.

NO

YL/WH - 18 GA.

1

4

BK - 12 GA.

COUNT

NEG

C

COIL B

NC

WH - 14 GA.

2

3

RD - 12 GA.

N/A

POS

RD - 18 GA.

RD - 18 GA.

Page 34