REMOVING THE VISOR AND CHIN
Put your helmet on a smooth and stable surface. Unscrew the Aluminum axes with a coin or key. The anti-loosening red ring of remains on the axes. Spread the chin and remove it from the helmet. To remove the visor, raise one bottom screen side plate to release the large diameter and small diameter of the bi-axes. Remove the stop plate. Proceed in the same way for the other side. You can then change the screen or clean it.

ASSEMBLING THE VISOR AND CHIN
(Proceed necessarily in this order)
Put your helmet on a smooth and stable surface. Insert the stopper in the slot bean shaped, engage the upper part of the plate under the small diameter of the bi-axes, then clip the lower part of the plate under the large diameter of the bi-axes. Check that the screen rotates freely around the large diameter. Perform this sequence of operations on the other side. Then position the chin aligning the hub of the small diameter of each bi-axes, and hand tighten the screws equipped with their red ring. Tighten the two screws with a coin or key. Then check the chin and rotate the visor around the shell