1072B50 SLEEVES CONNECTING AIR CAPACITY BOX TO INLET MANIFOLD IS - R+R - Alfa - 156 - eLearn

3237557 - 1072B50 sleeves connecting air capacity box to inlet manifold is - r+r

) - 4450B10 Front WHEEL (one) - R.R. - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R. - 1092G10 single engine belt r r - 1092A12 crankshaft pulley - r+r for versions with air conditioner - 1032D12 timing system protective cover(s) - r + r - 1008C10 power unit upper reaction link r r . - 1016A10 sound-proofing cover - r + r . - 1008C14 engine link bracket - r r - 1032B14 toothed timing belt - r + r for timing adjustment or replacement versions with air conditioner - 1060E30 pressure pump pulley - r r - 1060E10 pressure pump - r r - 5530B10 battery - r+r1. Undo the nuts (1a) and move the fuel filter (1b) away from the air capacity body.2. Undo the nuts (2a) and move the oil vapour separator (2b) away from the air capacity body.3. Undo the bolts (3a) and remove hose (3b) carrying coolant to the coolant supply reservoir.4. Disconnect the electrical connections from the heater plugs.

	Name	Connector
4	Heater plug	A40

5. Disconnect the electrical connections from the injectors, then move the wiring to the side.

	Name	Connector
5	Injector	N70

1. Undo the manifold side connectors for the pipes from the fuel manifold to the injectors using a suitable spanner.2. Undo the injector side connectors of the pipes leading from the fuel manifold to the injectors using a suitable spanner.3. Remove the pipes from the fuel manifold to the injectors.

Fit new pipes from fuel manifold to injectors upon reassembly.

1. Disconnect the electrical connection from the fuel pressure sensor.

	Name	Connector
1	Fuel pressure sensor	K83

2. Undo the nuts (2a) and remove the single fuel manifold pipe (2b).

1. Disconnect the air inlet hose from the air chamber.2. Undo the nuts (2a) and disconnect the exhaust gas recirculation (EGR) pipe (2b) from the air chamber.

1. Remove the stud shown in the figure, which secures the pressure pump to its mount.2. Undo the bolts securing the air chamber to the pressure pump.3. Undo the nuts (3a) and remove the air chamber (3b) with the gasket.

Refitting ( Removing

) 1. Fit the air chamber (1a) complete with a new gasket, and fix it tightening the nuts (1b) to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1b	Nut	INLET MANIFOLD	M8	2.1 - 2.6

2. Use a torque wrench to tighten the bolts securing the air chamber to the pressure pump mount

	Fastening	Component	Ø	Value(daNm)
2	Bolt	INLET MANIFOLD	M8	2.1 - 2.6

3. Fit the stud shown in the figure, which secures the pressure pump to its mount.

Connect the exhaust gas recirculation (EGR) pipe to the air chamber and fix it using the nuts.Connect the air inlet hose to the air chamber.Fit the single fuel manifold pipe and fix it using the nuts.Connect the electrical connection to the fuel pressure sensor.1. Fit all the pipes from the fuel manifold to the injectors and secure them using the connectors without tightening them.2. Undo the connectors for the pipes from the fuel manifold to the injectors, injector side, using a suitable spanner.

	Fastening	Component	Ø	Value(daNm)
2	Connector	FUEL MANIFOLD LINE TO INJECTORS	M12	(Injector side) 2.2

3. Tighten the connectors for the pipes between the fuel manifold and the injectors, manifold side to the recommended torque using a suitable spanner.

	Fastening	Component	Ø	Value(daNm)
3	Connector	FUEL MANIFOLD LINE TO INJECTORS	M14	(Fuel manifold side) 2.2

Connect the electrical connections to the injectors.Connect the electrical connections to the heater plugs.Fit the coolant hose to the coolant reservoir in its seat and bolt in place.Place the oil vapour separator back in its housing and fix it using the bolts.Place the fuel filter back in its housing and secure with the nuts. - 5530B10 battery - r+r - 1060E10 pressure pump - r r - 1060E30 pressure pump pulley - r r - 1032B14 toothed timing belt - r + r for timing adjustment or replacement versions with air conditioner - 1008C14 engine link bracket - r r - 1016A10 sound-proofing cover - r + r . - 1008C10 power unit upper reaction link r r . - 1032D12 timing system protective cover(s) - r + r - 1092A12 crankshaft pulley - r+r for versions with air conditioner - 1092G10 single engine belt r r - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R. - 4450B10 Front WHEEL (one) - R.R.