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LIGHT
DIODE (D2)
RED
PINK
WHITE
Y
ALTERNATOR
1
TEMP SENDER
BLUE
2
PREHEATING
UNIT
WHITE
3
TAN
4
LIGHT
GREEN
5
Y
PLUGS
6
GLOW
7
8
HIGH
COOLANT
TEMP
ORANGE
RELAY
9
ORANGE
INJECTION ADVANCE
BROWN
START
RELAY
NEUTRAL
SWITCH
TAN
S
STARTER
B
RED
RED
12 VOLTS
BATTERY
IGNITION SWITCH
TERMINAL
POSITION
CONTINUITY
OFF
NONE
RUN
B+I+A
START
B+I+S
BLUE
FLOAT/HOLD
SWITCH
FUEL STOP
SOLENOID
BLUE
PINK
HIGH
LIFT/XBAL
TEMP
SWITCH
SWITCH
GRAY
OIL PRESSURE
R
R
LIGHT
SWITCH
WHITE
WHITE
3
BLUE
1
2
HI TEMP
R
OVERRIDE
SWITCH
WHITE
3
TAN
2
R
VIOLET
BLUE
BROWN
DIODE (D1)
S
START
GREEN
GREEN
I
B
Y
RUN
IGNITION
X
A
SWITCH
BLUE
ORANGE
SEAT
CAPACITOR
YELLOW
YELLOW
WHITE
SEAT SWITCH
ORANGE
OTHER
CIRCUITS
FUEL
HOURMETER
TEMPERATURE
NONE
GAUGE
GAUGE
I
X+Y
+
S
S
–
G
G
–
TEMP
FUEL
SENDING
SENDER
UNIT
FLOAT/HOLD
SOLENOID (SV2)
VIOLET
VIOLET
DIODE (D8)
VIOLET
VIOLET
IMPLEMENT
FLOAT
RELAY
PINK
DIODE (D5)
PINK
LIFT/XBAL
SOLENOID (SV1)
OPTIONAL
CRUISE CONTROL
H20 IN FUEL
SENSOR
1
COOLANT LEVEL
SENSOR
SEAT
RELAY
3
2
BROWN
BROWN
SERVICE
CRUISE
BRAKE
SWITCH
SWITCH
DECK
CAPACITOR
ENGINE
SHUTDOWN
DELAY
RELAY
2
5
PTO
1
4
SWITCH
BROWN
VIOLET
DECK
POSITION
SWITCH
TRANSPORT
SWITCH
I
3
5
2
6
GRAY
LIFT LEVER
SV1
SV2
POSITION
LIFT
ON
OFF
HOLD
OFF
OFF
LOWER/FLOAT
OFF
ON
GREEN
CRUISE
TAN
RELAY
TAN
TAN
DIODE (D6)
5
TAN
LIGHT
G
6
TAN
WHITE
CRUISE COIL
TAN
PTO
VIOLET
RELAY
VIOLET
DIODE (D3)
VIOLET
BLUE
PTO COIL
ORANGE
TRANSPORT
RELAY
YELLOW
YELLOW
G
LIGHT
DIODE (D7)
YELLOW
Groundsmaster 3000–D
Crank Circuits
PINK
Circuit Current
Logic Direction
TRANSPORT
All ground wires are black.
SOLENOID
Page 12 – 11
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