Becker Ready 50 Operating Manual page 148

>>> NOTICE
> D
> GB
> F
> I
> PL
> Completely discharge the battery (leave the unit switched on with no power supply until it automatically switches off).
> Unscrew and remove the housing screws
> Lever off the rear of the housing
> Pull out the connector of the battery connecting cable
> Remove the battery
Note:
Do not reconnect a unit that you have opened to the power supply.
148
3
4
(model dependent) using a small TX5 screwdriver.
1
using a flat-blade screwdriver (placed at the slits on the sides of the housing).
2
.
4
2
1
.
3
4
3
2
1