Automatic case opener

Instructions for use:

Protect the bezel lip with masking sticker ref. 6939-A.Select between the blades 3.00 mm and 4.50 mm according to the bezel lip size.Set the watch, crystal side, on microfibre ref. 6853 and keep it steady. Introduce the blade between the lip and the bezel and make a movement like a lever (from top to bottom).

For back cases with high strain:

The blade must facing the space, between the lip and the bezel. Protect the case by using a masking sticker under an angle of about 30, push the tool until the release click of retractable shaft until the stop of internal hammer. After the micro-shock, the blade will be between the lip and the bezel and open the case-back. In some circumstances of very high strain, it’s desirable to

proceed by pushing the retractable shaft several times until the case back is open.

Function of stop knob:

When pressing with your forefinger the steel knob on the tool, during the micro-shock release,

limit the travel of retractable shaft.

Impulse adjustment of micro-shock:

To reduce the micro-shock impulse, unscrew the tool red back side and if necessary, to

increase , screw the same part.