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33
TRACTOR - MODEL NO. GTH220 (954830167A)
SCHEMATIC
BATTERY
G
B
S
L
M
IGNITION
SWITCH
FUSE 30 AMP.
1
2
3
IGNITION
UNIT
SPARK
PLUGS
OIL PRESSURE SWITCH
(ENGINE OFF)
HEADLIGHT SWITCH (OFF)
HEAD-
LIGHTS
BLACK
BROWN
IGNITION SWITCH
CIRCUITPOSITION
OFF
B + LON
B + S + LSTART
M + G
S
B
G
M
L
NON-REMOVABLE
CONNECTIONS
REMOVABLE
CONNECTIONS
1 DEPRESS FOOT PEDAL
2 DISENGAGE ATTACHMENT
3 CHECK OIL
INDICATOR LIGHTS
RED
BLACK
RED
RED
BLACK
BLACK
BLACK
BLACK
WHITE
WHITE
RED
RED
YELLOW
RED
WHITE
WHITE
BLACK
RED
ORANGE
BLACK
SEAT SWITCH
(NOT OCCUPIED)
GROUNDING CONNECTOR
ELECTRIC CLUTCH
CLUTCH / BRAKE
(PEDAL UP)
STARTER
M
RED
SOLENOID
WHITE
BLACK
ALTERNATOR
YELLOW
28 VOLTS AC @ 3600 RPM (REGULATOR DISCONNECTED)
REGULATOR
CHARGING SYSTEM 
OUTPUT
15 AMP DC @ 3600 RPM
WIRING INSULATED CLIPS
NOTE: IF WIRING INSULATED
CLIPS WERE REMOVED FOR
SERVICING OF UNIT, THEY
SHOULD BE REPLACED TO
PROPERLY SECURE YOUR
WIRING.
BLACK
PTO
(DISENGAGED)
CG
F
B
E
A
D
BLACK
BLACK
PTO SWITCH
CIRCUITPOSITION
OFF
C + F, B + E, A + D
ON
C + G
B
A
G
E
D
FC
HOUR
METER
RED
BLACK
AFTER FIRE SOLENOID
BLUE