Working on both sides, undo and remove the screw and collect the washer.
![](https://motoinstruction.ru/img/aprilia/17/123319.jpg)
Unscrew and remove the screw and retrieve the nut.
![](https://motoinstruction.ru/img/aprilia/17/123320.jpg)
Remove both clamps and slide off the corresponding pipes.
![](https://motoinstruction.ru/img/aprilia/17/123321.jpg)
![](https://motoinstruction.ru/img/aprilia/17/123322.jpg)
Disconnect the electric fan connector.
![](https://motoinstruction.ru/img/aprilia/17/123323.jpg)
Undo and remove the fixing screw to chassis.
![](https://motoinstruction.ru/img/aprilia/17/123324.jpg)
Lower the radiator from the upper fixing side to the chassis and remove it by sliding it off toward the vehicle right hand side.
![](https://motoinstruction.ru/img/aprilia/17/123325.jpg)
To install the radiator, follow the operations explained above but in reverse order, and replace all the clamps removed.
Restore the correct coolant level.
See also specifications for this operation.