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© Scania CV 2011
Charge air cooler
1.
Drain the coolant from the engine, see "Changing the coolant".
2.
Remove the catwalk, belt guard and expansion tank.
3.
Remove the air pipes from the turbochargers and the pipe between the
charge air coolers.
4.
Release the pipe connections for the coolant inlet and outlet on the
charge air coolers.
5.
Remove the closed crankcase ventilation valve where fitted.
6.
Dismantle the charge air cooler according to the illustration.
Take care not to damage the core's water connections.
7.
Clean the outside of the cooler core. Use a paraffin-based engine
cleaning agent.
8.
Fit a new gasket to the underside of the charge air cooler
9.
Screw the core into the lower part. Tighten the screws to 26 Nm.
10.
Fit the upper part of the charge air cooler. Tighten the screws to 50 Nm.
11.
Refit the pipe connections for the inlet and outlet of the charge air
coolers, and clamp the outlet pipe together with the thermostat housing
to the charge air cooler.
12.
Refit the air pipes from the turbochargers and the pipe between the
charge air coolers.
13.
Refit the expansion tank, catwalk and belt guard.
Use a container to avoid spills
when changing the coolant.
Dispose of used coolant through
an authorised waste disposal
contractor.
1.
Intake manifold, upper part
2.
Core
3.
V-ring seal
4.
O-ring
5.
Pipe connection
6.
Gasket
7.
Intake manifold, lower part
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