Service and Repairs

39
Governor System
17 690 01 Rev. L KohlerEngines.com
Stepper Motor
Stepper Motor Components
F
D
C
B
A
E
A
Stepper Motor
Cover
B Stepper Motor
C
Stepper Motor
Bracket
D Stepper Motor Base
E Stepper Motor Post F Carburetor
Stepper Motor Servicing
Disassembly
NOTE: It is not necessary to remove stepper motor
base from carburetor assembly when replacing
stepper motor.
1. Disconnect connector between stepper motor and
wiring harness.
2. Release clips on sides of stepper motor cover and
remove cover.
3. Remove screw securing stepper motor to stepper
motor bracket.
4. Remove stepper motor.
Reassembly
1. Install stepper motor into bracket and position on
stepper motor base. Secure with screw and tighten.
2. Route wire harness so that it feeds through stepper
motor cover. Install cover.
3. Reconnect connector between stepper motor and
wiring harness.
Electronic Governor Control
Electronic Governor Control Components
D
A
E
D
E
B
C
E
D
A CH395 B CH440
C CH270 D
Electronic Governor
Control
E
Wiring Harness
Connector
Electronic Governor Control Servicing
Disassembly
1. Mark wire locations and remove wires from control
panel.
2. Remove wire harness from electronic governor
control.
3. Remove screws securing electronic governor control
to crankcase.
Reassembly
1. Place governor control in position on crankcase and
secure with two screws. Torque screws to 24 N·m
(212 in. lb.).
2. Install wires to control panel.
3. Install wiring harness to electronic governor control.