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81
6 Maintenance
Cleaning the heat exchanger
Drain the coolant
56
To do this, remove the drain plug from
•
the heat exchanger housing.
Remove the filler cap on the top of the
•
expansion tank to allow air into the cool-
ing system and check that all the liquid
drains out.
Reinstall the drain plug.
•
VD00839
VD00819
17
n
ote
Only engines with intercooling!
Summary of Contents for DT4.70
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