1020A20 CRANKCASE SUMP - R.R. CLEAN CONTACT SURFACES AND APPLY SEALANT - Lancia - THESIS - eLearn

74711 - 1020A20 CRANKCASE SUMP - R.R. clean contact surfaces and apply sealant

) See in Op. 4410D10 Front suspension FRAME - R.R.- Proceed with removing the front suspension frame without dismantling the chassis components at the bench; carry out the appropriate operation. See in Op. 2110A10 MANUAL GEARBOX and differential - R.R. See in Op. 1810A24 CLUTCH - R.R. with gearbox removed See in Op. 1024B22 ENGINE FLYWHEEL - R.R. with clutch removed for versions with manual gearbox See in Op. 1084A16 Engine oil dip stick PIPE - R.R. See in Op. 1072C44 Exhaust manifold heat shield on BULKHEAD - R.R.1. Disconnect the electrical connection (1a) for the front Lambda sensor and the electrical connection (1b) for the rear Lambda sensor.

	Description	Connector
1a	Lambda sensor on catalyzer	K017

2. Undo the fastenings (2a) on the exhaust manifold and the mounting bracket and remove the catalytic converter (2b).

1. Undo the bolts (1a) and remove the engine flywheel guard (1b).

1. Undo the bolts (1a) fixing the power unit/intermediate shaft rear support (1b) to the engine oil sump.2. Disconnect the electrical connection for the engine oil level sensor.

	Description	Connector
2	Engine oil level sensor	K032

1. Undo the front and rear bolts (1b) fixing the crankcase sump using the spanner (1b).

	Description	Code	Function
1b	Spanner	1.860.834.000	-

2. Undo the side bolts (2a) fixing the crankcase sump using the spanner (2b).

	Description	Code	Function
1b	Spanner	1.860.833.000	-

3. Cut the oil sump sealant using the special tool.

	Description	Code	Function
3	Blade	1.870.718.000	Cutting engine oil sump sealant

4. Remove the crankcase sump.

Refitting ( Removing

) - Clean the matching surfaces between the crankcase sump and the cylinder block/crankcase.- Apply silicon sealant to the entire perimeter of the crankcase sump.

Apply a continuous bead of sealant with no breaks.

1. Position the crankcase sump in its housing with no axial deviation2. Tighten the side bolts (2a) fixing the crankcase sump to the recommended torque using the spanner (2b).

	Value - daNm	Fastening	Component	Ø
2a	(side bolt) 0.9	Bolt	OIL SUMP	M6

	Description	Code	Function
2b	Spanner	1.860.833.000	-

3. Tighten the front and rear bolts (3a) fixing the crankcase sump to the recommended torque using the spanner (3b).

	Value - daNm	Fastening	Component	Ø
3a	2.5 (engine crankcase side)	Front and rear bolts	OIL SUMP	M8

	Description	Code	Function
3b	Spanner	1.860.834.000	-

- Connect the electrical connection for the engine oil level sensor.

	Description	Connector
.	Engine oil level sensor	K032

- Tighten the bolts fixing the power unit/intermediate shaft rear support to the engine oil sump to the recommended torque.

	Value - daNm	Fastening	Component	Ø
.	(on the crankcase sump) 2.5	Nut	RIGID REAR SUPPORT POWER UNIT	M8

- Secure the engine flywheel guard using the bolts.- Fasten the catalytic converter to the exhaust manifold using the nuts.

	Value - daNm	Fastening	Component	Ø
.	2.8	Nut	CATALYTIC CONVERTER (ONE)	M8

- Connect the electrical connection for the front Lambda sensor and the electrical connection for the rear Lambda sensor.

	Description	Connector
.	Lambda sensor on catalyzer	K017

See in Op. 1072C44 Exhaust manifold heat shield on BULKHEAD - R.R. See in Op. 1084A16 Engine oil dip stick PIPE - R.R. See in Op. 1024B22 ENGINE FLYWHEEL - R.R. with clutch removed for versions with manual gearbox See in Op. 1810A24 CLUTCH - R.R. with gearbox removed See in Op. 2110A10 MANUAL GEARBOX and differential - R.R. See in Op. 4410D10 Front suspension FRAME - R.R. See in Op. 0010T20 Engine REFRIGERANT FLUID - Change