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Wiring schematic, 8vh rqo\ jhqxlqh :donhu, Uhsodfhphqw sduwv (iihfwlyh 'dwh 72 – Briggs & Stratton MB (18 HP) User Manual

Page 74

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72

:,5,1* 6&+(0$7,&

HOUR

METER

B

A

M

S1

S2

G

15 AMP

CIRCUIT

BREAKER

BA
TTER

Y

WALKER MODEL MB

Beginning S/N 2005-76681

S1 = START CIRCUIT
S2 = START/ACCESSORY CIRCUIT

M = MAGNETO GROUND CIRCUIT

B = BATTERY CIRCUIT
A = ACCESSORY CIRCUIT
G = GROUND CIRCUIT

ENGINE GROUND

RECTIFIER/REGULATOR

CARB SOLENOID

ELECTRIC

CLUTCH

STARTER

STARTER

SOLENOID

PTO

CLUTCH

SWITCH

RUN

RELAY - A

IGNITION RELAY

OFF

START

PTO ON

30 + 87

30 + 87

30 + 87A

30 + 87A

IGNITION SWITCH CIRCUITS

OFF

START

RUN

G + M

B + A / S1 + S2

B + A

RUN

RELAY - B

START RELAY

OFF

START

PTO ON

30 + 87

30 + 87

30 + 87A

30 + 87A

PUR

BRN

BLK

BLK

WHT

PUR

RED

RED

RED

PUR/WHT

PUR/
WHT

PUR

PUR

GRA

BRN

PUR

PUR

RED

BLK

BLK

BLU/RED

BLU/RED

YEL

YEL

WHT

WHT

BRN/WHT

BRN/
WHT

YEL

YEL

YEL

GRA

RED/YEL

SEAT

SWITCH

FSC

NEUTRAL

INTERLOCK

SWITCH

87

30

85

86

RELAY - B

RED/WHT

RED/
WHT

BLK

BLK

87

87A

30

85

86

RELAY - A

WHT

BLK

BLK

BLK

RED/YEL

87A