4 32 590 16 Rev. --KohlerEngines.com
Starting
 WARNING
Carbon Monoxide can cause 
severe nausea, fainting or death.
Avoid inhaling exhaust fumes.
Engine exhaust gases contain poisonous 
carbon monoxide. Carbon monoxide is 
odorless, colorless, and can cause death if 
inhaled.
 WARNING
Rotating Parts can cause severe 
injury.
Stay away while engine is in 
operation.
Keep hands, feet, hair, and clothing away 
from all moving parts to prevent injury. Never 
operate engine with covers, shrouds, or 
guards removed.
Standard Choke System
● Above 32°F (0°C)
Refer to operating instructions of equipment 
this engine powers for specifi c starting 
instructions.
● 32°F (0°C) and Below
1. Refer to operating instructions of equipment 
this engine powers for specifi c starting 
instructions.
2. Refer to Cold Weather Starting Hints within 
this manual.
Smart-Choke
TM
● Above 32°F (0°C)
1. This feature will automatically adjust engine 
choke on start up with throttle in any position.
2. If engine does not start on fi rst attempt, wait 
3-5 seconds and try again (if no start after 
third attempt wait 1 minute).
3. If engine does not consistently start by fi fth 
attempt, consult Kohler authorized dealer for 
assistance.
● 32°F (0°C) and Below
1. This feature will automatically adjust engine 
choke on start up with throttle in any position 
(winter blend fuel is recommended).
2. If engine does not start on fi rst attempt, wait 
5-10 seconds and try again (if no start after 
third attempt wait 1 minute).
3. If engine does not consistently start by fi fth 
attempt, consult Kohler authorized dealer for 
assistance.
eChoke
TM
● Above 32°F (0°C)
1. This feature will automatically make system 
adjustments to engine on start up with 
throttle in any position.
2. If engine does not start on fi rst attempt, wait 
3-5 seconds and try again (if no start after 
third attempt wait 1 minute).
3. If engine does not start consistently by fi fth 
attempt, turn key to OFF, pause briefl y, and 
make another attempt. If engine does not 
start, consult Kohler authorized dealer for 
assistance.
● 32°F (0°C) and Below
1. This feature will automatically make system 
adjustments to engine on start up with 
throttle in any position (winter blend fuel is 
recommended).
2. If engine does not start on fi rst attempt, wait 
3-5 seconds and try again (if no start after 
third attempt wait 1 minute).
3. If engine does not start consistently by fi fth 
attempt, turn key to OFF, pause briefl y, and 
make another attempt. If engine does not 
start, consult Kohler authorized dealer for 
assistance.
Cold Weather Starting Hints
1. Use proper oil for temperature expected.
2. Disengage all possible external loads.
3. Use fresh winter grade fuel. Winter grade 
fuel has higher volatility to improve starting.
4. Make sure battery has a full charge.
Stopping
1. If possible, remove load by disengaging all 
PTO driven attachments.
2. Position throttle control between half and full 
throttle; stop engine.
3. Do not allow engine/application to be left 
unattended with key ON (RUN position) for 
long periods. If left in such a condition, 
operator must turn key completely OFF 
before attempting a restart to reset system.
Angle of Operation
Refer to operating instructions of equipment 
this engine powers. Do not operate this engine 
exceeding maximum angle of operation; see 
specifi cation table. Engine damage could result 
from insuffi cient lubrication.
Engine Speed
NOTE:  Do not tamper with governor setting to 
increase maximum engine speed. 
Overspeed is hazardous and will void 
warranty.