125000931 - 1020D50 CRANK SHAFT REAR MOUNT - APPLY SILICONE TO MATING SURFACES WITH CRANK CASE SUMP AND FLYWHEEL REMOVED

Removing ( Refitting ) 1. Undo the nuts (1a) and remove the rear main bearing cap (1b) using the tools (1c) and (1d).

	Name	Country
1c	Lever	1.821.006.001

	Name	Country
1d	Extractor	1.821.006.002

Remove the main bearing shell. Remove the crankshaft rear oil seal. Refitting ( Removing ) Thoroughly remove the sealant residues from the rear bearing cap seat, the small holes and the contact surfaces with the oil sump.Thoroughly remove all traces of engine oil using heptane or a similar solvent.1. Place the rear bearing cap (1a), complete with half-bearing, back in its housing and secure it tightening the nuts (1b) to the recommended torque.

The safety notches on the crankcase and main bearing caps must all be on the same side.

	Fastening	Component	Ø	Value(daNm)
1b	Nut	BIG END BEARING CAPS	M12	2.4 ÷ 2.6 + 77? ÷ 81?

2. Use the tool for angular tightening of the main bearing cap bolts.

	Name	Country
2	Protractor	1.860.942.000

1. Refit a new rear crankshaft front cover oil seal (1a) using the tool (1b).

The oil seal should be fitted in its housing so that it covers the small openings (1c).

	Name	Country
1b	Fitting tool	1.821.250.000

1. Apply the recommended sealant (1a) through the openings (1b) and check that it comes about 5 mm out of the openings (1c).

	Type	Component	Name	Qty.
1a	Sealant	ENGINE REAR MOUNT GASKETS	LOCTITE 5900	-

.

The oil sump should be fitted within 15 minutes of applying the sealant in the openings for the crankshaft rear support. If this is not the case, remove the edge of the sealant.