Volvo VNL 780 Operator's Manual page 112

102 INSTRUMENTS AND CONTROLS
Draining Procedure
Note: If the engine is started before draining is complete, the process is interrupted.
1 Stop the vehicle.
2 Apply the parking brake.
3 Turn off the engine.
4 Place a container under the water separator.
5 Turn the ignition key counterclockwise to the "Radio, Accessories" position.
6 If the vehicle is equipped with a Basic Instrument Cluster, press the Water-In-Fuel
Drain Switch.
7 If the vehicle is equipped with a Mid or High Level Instrument Cluster, select "Vehicle
Setting"/"Drain Water in Fuel" in the Driver Information Display menu. Press Enter (↵)
to request draining. The following menu is displayed.
8 Wait until the water has stopped draining.
9 Empty the container in a place where the contents will not cause environmental damage.
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