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Removing and installing turbocharger
Removing and installing a turbocharger on the engine performed as follows: - Carry out the necessary preparatory work, install a car suitable for carrying out this operation place; remove the battery from the vehicle electrical system; Remove air ducts connecting the turbocharger to the intake manifold and the air filter housing with a turbocharger;
| Fig. 3.14. Connecting hoses relief valve on the engine AAZ: 1 - the two-way valve; 2 - the vacuum pump; 3 - turbocharger type KKK; 4, 6 - the overflow valve actuator; 5 - Turbocharger Gannett
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- Depending on the model of the turbocharger (Fig. 3.14, 3.15), disconnect vacuum hoses control the boost pressure; Pay attention to the order of their connection and marking subsequently to connect them properly;
| Fig. 3.15. Connections vacuum hoses relief valve on the engine 1Z: 1 - an inlet hose; 2 - hose with black markings; 3 - boost pressure control solenoid; 4 - overflow valve actuator; 5 - a hose marked in blue; 6 - the turbocharger; 7 - a hose with red marking
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- Release nut and disconnect a reception pipe of an exhaust system from the outlet of the turbocharger. Remove and discard the gasket. Be sure to subsequently install a new gasket; - Release the socket and disconnect turbocharger oil lines. Sealing washers when installing replacement; - Disconnect the power supply from the oil pipe mounting on the intake manifold; - Remove the screws and remove the exhaust pipe of the exhaust system of the support bracket of the cylinder head; - Remove the bolts fastening the turbocharger to the intake manifold, and then release it from the bottom and remove the nut fixing it. Bolts during installation, replace the turbocharger; - Remove the turbocharger from the exhaust manifold; - Installation of the turbocharger spend in the reverse order of removal, however, the need to perform several conditions: the thread and the head of the new turbocharger mounting bolts must be greased with refractory greasing; before installing the feed oil line fitting and fill the turbocharger oil supply clean engine oil; - After installing turbocharger run the engine a few minutes at idle speed to turbo lubrication system components fully recovered. Turbocharger tightening torques Nm: Turbocharger to the exhaust manifold 45 Intake exhaust gas compressor 25 Tube oil supply to the turbocharger 35 Tube removal of oil from the turbocharger 40
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