We carry out work to dismantle the radiator, remove the impeller and coolant pump.
ring wrench «on 10» unscrew the two nuts of the studs connecting the parts of the casing.
Remove the bottom cover.
head «on 10» with an extension, unscrew the bolt securing the upper casing to the bracket.
Remove the top cover.
Install the fan shroud in reverse order.
When installing, please note that the top cover...
... with its groove should be put on the semicircular protrusion of the bracket. (Details removed from the engine for clarity.)