OPM 320 en-GB
39
©
Scania CV AB 2019, Sweden
Cooling system
Changing the coolant and
cleaning the cooling system
Draining coolant
Special tool
WARNING!
Do not open the coolant filler cap in the expan-
sion tank if the engine is hot. Hot coolant and
steam may spray out and cause burns. If the cap
has to be opened do it slowly to release the pres-
sure before removing the cap.
Use protective gloves as coolant can cause irrita-
tion if it comes in contact with the skin.
Environment
Use a suitable container. Used coolant must be
disposed of as specified in national and interna-
tional laws and regulations.
1.
Open the expansion tank cap.
2.
Position the hose from the coolant pump in
an empty container.
3.
Connect the pump to the drain nipple in the
cylinder block (1).
4.
Connect the pump's 2 cable terminals to the
battery's negative and positive terminal.
Make sure that the drainage starts. If the
drainage does not start: Change the position
of the cable terminals.
5.
Repeat the procedure on the lowest draining
point of the cooling system (2).
Number, designation
Illustration
2 443 679, coolant
pump
360 62
5
2
1
375 813
