When working at a charging station, a number of different tools are needed. The following below is a recommendation and not a complete list, but should make it possible to complete most tasks.
Applications on PC/laptop:
TeamViewer 13 (or newer)
Web browser
EnstoEVConfigurator
A USB memory stick to retrieve log files, A USB memory stick to update firmware.
Tool:
Triangular key to open the charger.
Voltmeter to check voltage etc.
USB cable (micro USB to USB A) to connect laptop/PC to charging controller.
Zip-ties to replace those that need to be replaced.
Tool for changing the CPU card:
Size 8 torx CPU card screws
Size 2 flathead screwdriver to move power supply for better access.
Tool to replace the entire controller board:
Pliers, long/thin to hold plastic rivets to remove the card.
Size 2 star puller to release spring-loaded cable retainer
Pliers for cutting zip-ties
8mm spanner to loosen antenna cable
Tool to replace the entire charger:
Wrench for cable nipples
5mm hexagonal (Allen) key to release/tighten supply cable terminal screws
Wallbox:
Size 25 torx to unscrew the charger from the back plate
EVF/EVC:
Size 17mm spanner, pipe for bolts.
Tool to change contacts:
Size 25 torx to loosen type 2 connector
Size 13mm spanner for bolts
Tools needed to replace 12 Volt power supply unit:
Size 2 screwdriver to loosen cable clamps
size 2 flat head screwdriver to loosen the 12Vdc power supply from the rail
tools for changing the RFID reader/GSM antenna:
Wallbox:
size 15 and 20 torx.
EVF/EVC:
Size 3 flat head screwdriver to detach antenna from enclosure (attached with double-sided tape)
They should also have a type 2 tester eg: https://www.metrel.co.uk/uk/shop/EIS/other-instruments-adapters-accessories/a-1532.html