Removing
Rotate sleeve (1) half a turn counterclockwise to bring the stop (2) to latch (3).
Press the connector to release the latches (3).
Pull on the connector to disconnect it from the radiator.
Installation
Attention. Carefully clean both parts of the connector.
Install a new seal (4) inside the outer tip.
Install seal (4) to the desired position by turning it one revolution around its axis.
Attention. During this operation, the seal must not slide over the connecting element.
Rotate sleeve (2) half a turn clockwise.
Attach the connecting element to the axis of the radiator pipe.
Press on the connecting element, making sure that! both latches (3) snapped into place.
Pull the connector at the back to | install latches (3) to the correct position.