Replace the engine oil pan gasket if oil leaks are detected.

If tightening the bolts fails to eliminate the oil leak, then the gasket is deformed or dried out.

We prepare the car for the job.

We install the car on a viewing hole or lift.

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We remove the protection of the power plant.

We drain the oil from the engine.

Remove the oil level indicator guide

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Using a 10 head, unscrew the sixteen bolts securing the crankcase to the cylinder block

Remove the crankcase

Replacement of crankcase seals Cummins ISF2.8 Gazelle Next

We remove the sealing gasket from the grooves of the crankcase

We clean the grooves of the oil sump from the remnants of the old gasket.

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We clean the oil pan and dry it with air.

We check the support flange of the oil pan, the intake pipe for cracks and other damage.

The strainer in the oil sump is not removable.

Make sure there is no debris caught in the filter screen by backwashing the suction tube.

We check the sealing rings of the oil drain plug.

Installing a new gasket.

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We apply a thin layer of sealant to the cylinder block mating surface at the points of its interface with the oil pump housing and the flywheel housing (Fig. 8).

Install the oil sump and all removed parts in reverse order.

Tighten the crankcase mounting bolts to 24 Nm in the order shown in the figure.

Fill the engine with oil.

Replacing the oil level guide seal

The guide of the oil level indicator is sealed with a rubber ring. If a leak appears at the seal, replace this ring

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Unscrew the bolt securing the oil level indicator guide holder, and disconnect the guide from the inlet pipe.

We unscrew the bolt securing the holder to the oil sump, remove the pipe from the crankcase hole and remove it from the car.

Remove the O-ring from the guide.

Replacement of crankcase seals Cummins ISF2.8 Gazelle Next

Lubricate the new ring with engine oil before installing.

Install the guide to the oil sump in the reverse order.