Contents: Removal 🠛 Installation 🠛
Removal
Loosen the screw (1).

Use a flat-blade screwdriver to open the key at point (2).

Remove the battery (3) using a flat-blade screwdriver.
Installation
Install the power supply element (3), observing the polarity.

Close the key.
Tighten the screw (1).
Tighten the bolt.
