Crankshaft - Remove - Perkins 1106C Series Disassembly And Assembly

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KENR6932

5. Install lower main bearing shell (3) into main

bearing cap (2). Ensure that the locating tab for

the lower main bearing shell is correctly seated

into the slot in the bearing cap.

Note: The lower main bearing shell is a plain bearing

that has no oil holes.

Illustration 316

6. Lubricate the crankshaft journal and the lower

main bearing shell with clean engine oil. Install

main bearing cap (2) to the cylinder block.

Note: Ensure the correct orientation of the main

bearing cap. The locating tab for the upper and the

lower bearing should be on the same side of the

engine.

7. Lubricate the threads of bolts (1) with clean engine

oil. Lubricate the underside of the heads of bolts

(1) with clean engine oil.

8. Install bolts (1) to main bearing cap (2). Evenly

tighten the bolts in order to pull cap (2) into

position. Ensure that the cap is correctly seated.

Note: Do not tap the main bearing cap into position

as the bearing shell may be dislodged.

9. Tighten bolts (1) to a torque of 80 N·m (59 lb ft).

Turn bolts (1) through an additional 90 degrees.

Use Tooling B to achieve the correct ﬁnal torque.

Illustration 317

g01341327

10. Check the crankshaft end play. Push the

crankshaft toward the front of the engine. Install

Tooling (C) to the cylinder block and the rear face

of the crankshaft. Push the crankshaft toward the

rear of the engine. Use Tooling (C) to measure the

crankshaft end play. The permissible crankshaft

end play is 0.10 mm (0.004 inch) to 0.41 mm

(0.016 inch).

End By:

a. Install the crankshaft rear seal. Refer to

Disassembly and Assembly, "Crankshaft Rear

Seal - Install".

b. Install the engine oil pump. Refer to Disassembly

and Assembly, "Engine Oil Pump - Install".