Engine Service Manual

90
Reassembly
KohlerEngines.com 32 690 03 Rev. I
Install Carburetor with eChoke
™
eChoke
™
Carburetor Components
A
D
B
C
E
A Air Cleaner Base B Solenoid Lead
C Stepper Motor D
eChoke
™
Bracket
Assembly
E Carburetor
NOTE: On engines equipped with eChoke
™,
stepper
motor has a special retract routine that can be
activated to ensure motor is in correct position
prior to removal or upon replacement of stepper
motor when a problem is shown to exist with
stepper motor assembly and carburetor.
Activation of this routine will occur by initiating
three (3) consecutive Key On–Off cycles. Every
Key On and Off should be > 2 seconds and <
3.5 seconds. Note that if no other connections
are disturbed, stepper motor will be repositioned
at next key ON and master module will go back
to normal choke operation mode.
1. Install a new carburetor gasket. Make sure all holes
align and are open.
2. Install carburetor, throttle linkage and governor lever
as an assembly.
3. If carburetor is equipped with a fuel solenoid,
connect red (power) lead. Attach eyelet terminal of
ground lead to inner top carburetor cover mounting
screw.
4. Install a new air cleaner base gasket and air cleaner
base onto mounting studs. Install eChoke
™
bracket
assembly. Connect eChoke
™
stepper motor harness
and follow routine indicated in NOTE in this section
prior to setting link.
5. Connect choke linkage to choke actuator lever on
main control bracket assembly. Torque nuts to
6.2-7.3 N·m (55-65 in. lb.).
6. Connect breather hose to air cleaner base and
secure with clamp.
Install External Governor Controls
Control Bracket Components
F
G
C
C
C
B
A
D
D
E
A Choke Linkage B Throttle Linkage
C Governor Lever D Governor Spring
E Cross Shaft F Control Bracket
G Dampener Spring
Throttle and Choke Components
A
K
B
D
E
F
G
C
I
J
H
A Screw B Choke Lever
C Throttle Lever D
Throttle Actuator
Lever
E Control Bracket F Choke Return Spring
G Lock Nut M5x0.8 H Shoulder Washer
I Flat Washer J Nylon Washer
K Wave Washer