BMW F 750 GS Special vehicle 2018 Rider's Manual page 208

10
206
Coolant, specified level
between MIN - MAX-mark on
z
the expansion tank (Engine
cold)
If the coolant drops below the
permitted level:
Top up the coolant.
Topping up coolant
Undo screws for the radiator
cowl 1 from the inside.
Pull radiator cowl 1 from its
brackets 2.
Open cap 1 of the expansion
tank.
Top up coolant to specified
level using a suitable funnel.
Close the cap of the expansion
tank.