Generator Storage Procedure; Lubricating System; Fuel System; Cooling System - Kohler 4EOZ Service

3.5 Generator Storage Procedure

Perform the following storage procedure before taking a
generator set out of service for three months or longer.
Follow the engine manufacturer's recommendations, if
available, for fuel system and internal engine
component storage.
3.5.1

Lubricating System

Prepare the engine lubricating system for storage as
follows:
1. Run the generator set for a minimum of 30 minutes
to bring it to normal operating temperature.
2. Stop the generator set.
3. With the engine still warm, drain the oil from the
crankcase.
4. Refill the crankcase with oil suited to the climate.
5. Run the generator set for two minutes to distribute
the clean oil.
6. Stop the generator set.
7. Check the oil level and adjust, if needed.
3.5.2

Fuel System

Prepare the fuel system for storage as follows:
Diesel-Fueled Engines
1. Fill the fuel tank with #2 diesel fuel.
2. Condition the fuel system with compatible
additives to control microbial growth.
engine operation manual.
3. Change the fuel filter and bleed the fuel system.
See Section 5.
3.5.3

Cooling System

Prepare the cooling system for storage as follows:
TP-6137 5/03
1. Unscrew the seawater pump cover to drain the
cooling water from the engine.
2. Remove the hose from the fitting to drain the
cooling water from the alternator.
3.5.4

Exterior

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Prepare the exterior for storage as follows:
1. Clean the exterior surface of the generator set.
2. Seal all engine openings except for the air intake
with nonabsorbent adhesive tape.
3. To prevent impurities from entering the air intake
and to allow moisture to escape from the engine,
secure a cloth over the air intake.
4. Mask electrical connections.
5. Spread a light film of oil over unpainted metallic
surfaces to inhibit rust and corrosion.
3.5.5

Battery

Perform battery storage after all other storage
procedures.
1. Place the generator set master switch in the
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OFF/RESET position.
2. Disconnect the battery(ies), negative (--) lead first.
3. Clean the battery.
4. Place the battery in a cool, dry location.
5. Connect the battery to a float/equalize battery
charger or charge it monthly with a trickle battery
charger.
See the
manufacturer's recommendations.
Maintain a full charge to extend battery life.
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Refer to the battery
Section 3 Scheduled Maintenance
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charger
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