Troubleshooting
Do not attempt to service or replace major engine components, or any items that require special
timing or adjustment procedures. This work should be performed by a Kohler authorized dealer.
Problem
Will Not Start
Hard Starting
Stops Suddenly
Lacks Power
Operates Erratically
Knocks or Pings
Skips or Misfi res
Backfi res
Overheats
High Fuel
Consumption
Engine Specifi cations
Model
Bore
SV470
SV480
SV530
SV540
3.7 in.
(94 mm)
SV590
SV600
SV610
SV620
*Exceeding maximum angle of operation may cause engine damage from insuffi cient lubrication.
Additional specifi cation information can be found in service manual at KohlerEngines.com.
Exhaust Emission Control System for models SV470-SV620 is EM for U.S. EPA, California, and
Europe.
Any and all horsepower (hp) references by Kohler are Certifi ed Power Ratings and per SAE J1940
& J1995 hp standards. Details on Certifi ed Power Ratings can be found at KohlerEngines.com.
8
Dirt In
No
Improper
Fuel
Fuel
Fuel
Line
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Stroke Displacement
3.4 in.
36.4 cu. in.
(86 mm)
(597 cc)
KohlerEngines.com
Possible Cause
Dirty
Debris
Incorrect
Screen
Oil Level
Overloaded
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Oil Capacity
Spark Plug
(Refi ll)
1.6 U.S. qt.
1.5 L
Engine
Dirty Air
Cleaner
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Maximum Angle
of Operation
Gap
(@ full oil level)*
0.03 in.
25°
(0.76 mm)
20 590 08 Rev. A
Faulty
Spark
Plug
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