1064A27 TURBOCHARGER UNIT AND EXHAUST MANIFOLD - R.R. - Alfa - 159 - eLearn

939010579 - 1064A27 TURBOCHARGER UNIT AND EXHAUST MANIFOLD - R.R.

) - Position the vehicle on a lift. Op. 1084A16 OIL DIPSTICK PIPE - R.R Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R. Op. 1088D14 UPPER RADIATOR COOLANT OUTLET HOSE - R.R. Op. 1088D10 LOWER RADIATOR COOLANT OUTLET HOSE - R.R. Op. 1072C44 EXHAUST MANIFOLD HEAT SHIELD - R+R Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R. Op. 1076B72 INTERMEDIATE EXHAUST PIPE WITH HOSE SECTION - R+R Op. 1080B64 CATALYTIC CONVERTER EXCESS TEMPERATURE THERMOCOUPLE - R + R 1. Undo bolts (1a), (1b) and remove the catalytic converter bracket (1c).

1. Loosen collar (1a) and remove catalytic preconverter (1b).

1. Loosen the collar and disconnect the air delivery sleeve between the turbocharger and the heat exchanger, turbocharger side.2. Undo the bolts (2a) securing the engine oil return pipe from the turbocharger (2b), crankcase sump side.3. Undo the connector (3a) securing the engine oil delivery pipe to the turbocharger (3b), crankcase side.4. Disconnect the vacuum pipe from the variable geometry actuator.

1. Unscrew bolts (1a), loosen the band (1a) and remove the E.G.R. system water/exhaust gas heat exchanger inlet pipe (1c).2. Remove the seals.

1. Undo the nuts (1a) and remove the turbocharger (1b).2. Remove the seal.

1. Working at the bench, undo the bolts (1a) and remove the turbocharger engine oil return pipe (1b).- Remove the seals.2. Undo the connectors (2a) and remove the engine oil supply pipe to the turbocharger (2b).

Refitting ( Removing

) 1. Position the pipe carrying engine oil to the turbocharger (1a) in its housing and secure it tightening connectors (1b) to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Engine oil supply pipe to turbocharger	Connector	M10	(turbocharger side) 1.5	1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V

2. Position the engine oil return pipe from the turbocharger (2a) in its housing complete with gaskets and secure it by tightening bolts (2b) to the specified torque.

Component	Fastening	dia	Value (daNm)	Validity
Engine oil supply pipe from turbocharger	Bolt	M8	(turbocharger side) 2.3 - 2.8	1.9 JTD 8V1.9 JTD 16V

1. Place the gasket back in its housing.2. Place turbocharger assembly (2a) in its housing and secure it by tightening the bolts (2b) to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Turbocharger and exhaust manifold assembly	Nut	M8	(cylinder head side) 1.8 - 2.2	1.9 JTD 16V

1. Refit the E.G.R. system water/exhaust gas heat exchanger inlet pipe (1a) with gaskets (1b), then secure with the collar and tighten bolts (1d) to the specified torque.

Component	Fastening	dia	Value (daNm)	Validity
Exhaust gas/water heat exchanger for E.G.R. system	Bolt	M8	(exhaust manifold side) 2.3 - 2.8	1.9 JTD 8V1.9 JTD 16V2.4 JTD 20V

1. Connect the vacuum pipe to the variable geometry actuator.2. Tighten the connector (2a) securing the engine oil delivery pipe to the turbocharger (2b), crankcase side.

Component	Fastening	dia	Value (daNm)	Validity
Engine oil supply pipe to turbocharger	Connector	M12	(engine block side) 2.2 - 2.7	1.9 JTD 16V

3. Tighten the bolts (3a) securing the engine oil return pipe from the turbocharger (3b), crankcase side, to the specified torque.

Component	Fastening	dia	Value (daNm)	Validity
Engine oil supply pipe from turbocharger	Bolt	M8	(engine block side) 2.2 - 2.7	1.9 JTD 8V1.9 JTD 16V

4. Connect the air delivery sleeve between the turbocharger and the heat exchanger, turbocharger side, and tighten the collar.

1. Place the catalytic converter (1a) in its housing and secure it using the collar (1b).

- Place the catalytic converter bracket in its housing and secure it using the bolts. Op. 1080B64 CATALYTIC CONVERTER EXCESS TEMPERATURE THERMOCOUPLE - R + R Op. 1076B72 INTERMEDIATE EXHAUST PIPE WITH HOSE SECTION - R+R Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R. Op. 1072C44 EXHAUST MANIFOLD HEAT SHIELD - R+R Op. 1088D10 LOWER RADIATOR COOLANT OUTLET HOSE - R.R. Op. 1088D14 UPPER RADIATOR COOLANT OUTLET HOSE - R.R. Op. 1048A50 TURBOCHARGER AIR INTAKE PIPE - R.R. Op. 1084A16 OIL DIPSTICK PIPE - R.R - Remove the vehicle from the lift.