Cleaning The Cooling System - Scania PDE Operator's Manual

Cleaning the cooling system

Note:
Clean the cooling system more often than the in-
spection interval if necessary.
IMPORTANT!
Do not use caustic soda or other alkaline deter-
gent as this could damage the aluminium.
Removing heat exchanger and
charge air cooler
1.
Make sure that the system is empty as de-
scribed earlier.
2.
Remove the protective plate that sits on the
charge air cooler.
3.
Detach the inlet pipe from the turbocharger.
4.
Remove the front charge air pipe by loosen-
ing the screws on the bracket, protection cov-
er and inlet pipe.
5.
Remove the water pipe from the sea water
pump to the charge air cooler.
6.
Detach the upper clamp on the rubber bel-
lows between the charge air cooler and the
heat exchanger.
7.
Undo the screws securing the charge air
cooler to the engine.
8.
Remove the charge air cooler and the brack-
et.
9.
Remove the pipe between the heat exchanger
and the exhaust pipe.
10.
Remove the coolant pipes, both intake and
outlet, from the heat exchanger.
11.
Detach the heat exchanger from the bracket.
WARNING!
To ensure proper handling of cooling system de-
tergent, study the warning text on the package.
OPM 250 en-GB
A Charge air cooler
B Heat exchanger
50
© Scania CV AB 2016, Sweden
Cooling system
A B