1020E20 FRONT OIL SEAL OF ONE COUNTER-ROTATING SHAFT, L OR R - R + R - Alfa - 156 - eLearn

3237660 - 1020E20 front oil seal of one counter-rotating shaft, l or r - r + r

) Place the car on the lifting bridge. - 4450B10 Front WHEEL (one) - R.R. - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R. - 7055B54 under-engine guard - r r - 1016A40 ignition coil cover on cylinder head- r+r - 5510C14 ignition coil/s - r+r - 1016A20 single cam cover - r + r and replace gasket - 1092G10 single engine belt r r - 1092G20 engine component single belt fixed tensioner - one - r + r - 1092A12 crankshaft pulley - r+r for versions with air conditioner - 1032D12 timing system protective cover(s) - r + r - 1092E10 counter-rotating shaft drive toothed belt - r + r - 1032B14 toothed timing belt - r + r for timing adjustment or replacement versions with air conditioner - 1092E24 counter-rotating shaft pulley - r + r with toothed belt removedExtract oil seal from its counter-rotating shaft front cover.

Refitting ( Removing

) 1. Fit a new oil seal (1a) on counter-rotating shaft front cover by using tool (1b).

	Name	Country
1a	Fitting tool	1.821.251.000

End by carrying out the following operations: - 1092E24 counter-rotating shaft pulley - r + r with toothed belt removed - 1032B14 toothed timing belt - r + r for timing adjustment or replacement versions with air conditioner - 1092E10 counter-rotating shaft drive toothed belt - r + r - 1032D12 timing system protective cover(s) - r + r - 1092A12 crankshaft pulley - r+r for versions with air conditioner - 1092G20 engine component single belt fixed tensioner - one - r + r - 1092G10 single engine belt r r - 1016A20 single cam cover - r + r and replace gasket - 5510C14 ignition coil/s - r+r - 1016A40 ignition coil cover on cylinder head- r+r - 7055B54 under-engine guard - r r - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R. - 4450B10 Front WHEEL (one) - R.R.Take the car off the lifting bridge.

Removing ( Refitting

) Position the vehicle on the ramp.Ensure that the ignition key is in OFF position, then disconnect the negative battery terminal.

	Name	Connector
-	Battery	A1B

Proceed with removal - 4450B04 right front wheel r r . Proceed with removal - 7055B54 under-engine guard - r r . Proceed with removal - 1016A40 ignition coil cover on cylinder head- r+r . Proceed with removal - 1092E10 counter-rotating shaft drive toothed belt - r + r . PROCEED AS FOLLOWS FOR THE LEFT COUNTER-BALANCE SHAFT COVER.1. Undo the bolt (1a) for the left counter-balance shaft pulley using the tool (1b) for counter-torque.

	Name	Country
1b	Counter-torque	1.820.286.000

2. Remove the left counter-balance shaft pulley.

1. Release and remove the left counter-balance shaft front oil seal.

Take care not to damage the oil seal seat during removal.

PROCEED AS FOLLOWS FOR THE RIGHT COUNTER-BALANCE SHAFT COVER.1. Undo the bolt (1a) for the right counter-balance shaft pulley using the tool (1b) for counter-torque.

	Name	Country
1b	Counter-torque	1.820.286.000

2. Remove the right counter-balance shaft pulley.

1. Release and remove the right counter-balance shaft front oil seal.

Take care not to damage the oil seal seat during removal.

Refitting ( Removing

) PROCEED AS FOLLOWS FOR THE RIGHT COUNTER-BALANCE SHAFT COVER.1. Fit a new right counter-balance shaft front oil seal (1a) in the housing using the tool (1b).

	Name	Country
1b	Fitting tool	1.821.251.000

1. Place the right counter-balance shaft pulley in its housing.2. Tighten the bolt (2a) for the right counter-balance shaft pulley to the recommended torque using the tool (2b) for counter-torque.

	Fastening	Component	Ø	Value(daNm)
2a	Bolt	COUNTER-ROTATING SHAFT PULLEY	M10	(Counter balance shaft side) 4.5 ÷ 5.5

	Name	Country
2b	Counter-torque	1.820.286.000

PROCEED AS FOLLOWS FOR THE LEFT COUNTER-BALANCE SHAFT COVER.1. Fit a new oil seal (1a) in the housing on the left counter-balance shaft cover using the tool (1b).

	Name	Country
1b	Fitting tool	1.821.251.000

1. Fit a new oil seal (1a) in the housing on the left counter-balance shaft cover using the tool (1b).2. Tighten the bolt (2a) for the left counter-balance shaft pulley to the recommended torque using the tool (2b) for counter-torque.

	Fastening	Component	Ø	Value(daNm)
2a	Bolt	COUNTER-ROTATING SHAFT PULLEY	M10	(Counter balance shaft side) 4.5 ÷ 5.5

	Name	Country
2b	Counter-torque	1.820.286.000

PROCEED AS DESCRIBED BELOW FOR BOTH COUNTER-BALANCE SHAFT COVERS. Proceed with refitting - 1092E10 counter-rotating shaft drive toothed belt - r + r . Proceed with refitting - 1016A40 ignition coil cover on cylinder head- r+r . Proceed with refitting - 7055B54 under-engine guard - r r . Proceed with refitting - 4450B04 right front wheel r r . Connect the negative (-) battery terminal.Remove the car from the ramps.