Owner`s manual

23
Kohler Diesel
LDW 702-1404/KDW702-1404
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Starting with the following engine serial numbers:
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improve fuel lift pump drive rod and camshaft lobe wear,
while also allowing easier parts replacement.
The new style camshaft lobe provides the control rod with
a seat in the bushing, and therefore will have no direct
contact with rotating parts.
Possible Troubleshooting Symptoms With Updated
Fuel Lift Pump Camshaft Lobe
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pump drive rod coming out of its seat in the camshaft lobe
bushing.
This could happen if the manual pump lever on the fuel lift
pump is operated while the engine is running, allowing the
rod to lose tension and the bushing to rotate.
If a no start condition is discovered, use the starter to
rotate the engine and check for fuel coming from the fuel lift
pump outlet. If no fuel is found during starting, but is seen
while pumping with the manual lever, the push rod should
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Running the engine with the push rod out of the seat may
cause damage to the Fuel Lift Pump.
New Style
Old Style