Volvo Penta TMD22 Wartungshandbuch Seite 127

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125
Intake and exhaust system
Turbocharger, replacement
(only TMD, TAMD)
Removing and installing
1
Clean the turbocharger (TC) carefully.
2
Remove the air filter or the air filter hose from the
turbocharger (TC) compressor intake.
Remove the intake cover if installed.
3
Unscrew the exhaust pipe.
4
Detach the hose clamps and slide the compressor
outlet hose up on the intake manifold elbow.
Remove the spring clamps and the turbine back-
plate (heat shield).
5
Disconnect the supply line and the oil return line at
the turbocharger (TC). Remove the boost pressure
pipe at the turbocharger (TC).
6
Remove the nuts at the turbocharger flange and re-
move the turbocharger (TC) (A) and the gasket. Re-
move the exhaust elbow and its joint from the turbo-
charger (TC) if installed. Install a protective cover
over the openings in the turbocharger (TC) to pre-
vent dirt etc from getting in.
7
Install covers in the ends of the lines and over the
openings in the manifold or in the coolant tank /
heat exchanger / manifold unit.
8
Check the air hoses and the oil return hose for
cracking or other damage and replace if necessary.
9
Remove and clean the oil return line if installed.
10
Remove the protective covers from the compo-
nents.
11
Check the turbocharger (TC) intake and outlet are
clean and free from blockages and that the turbo-
charger (TC) shaft rotates freely. Also check that
the openings in the manifold and exhaust pipe are
clean and free from blockages.
12
Install a new gasket between the exhaust manifold
and the turbocharger flange. Check that the stud
threads are clean and apply a suitable lubricating
agent. Install the turbocharger (TC), install the nuts
and tighten to 22 Nm.
Check that the bracket for the turbine backplate
(heat shield) is correctly installed before the flange
nuts are installed and tightened. Install the turbine
backplate (heat shield).
Seitenansicht 126

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