How to update your A/C service station

Keep your ASC service unit up to date

Since many years, our A/C service stations and their customized variants are equipped with a USB connection. Thus, the system software can simply be updated with a USB stick. The upate file contains the newest firmware for our service units as well as a basic database with common vehicle types and corresponding filling quantities.
AC Service Station with USB Stick

How to Update your ASC

  • Download the zip file using the link below.
  • Unzip it and copy the contained .wuf file to a FAT32 formatted USB stick.
  • Insert the USB stick in the USB port. You find the USB port on the upper left of the panel like shown.
  • Switch on the device.
  • The station will scan the USB stick for a later version. If the software on the USB stick is more up-to-date, the following menu is displayed:
AC Service Unit Update Step 1
  • If the database on the USB stick is more up-to-date, the following menu is displayed, where the current version is displayed in black on the bottom line:
AC Service Unit Update Step 2
  • Press ENTER to update the software or database.
  • The station shows the progress of the update:
AC Service Unit Update Step 3
  • After the update, the station sets the default settings:
  • The station then restarts and the standby menu appears.
  • Remove the USB stick.
  • The station is ready for operation.

After running an update on a service unit, the data on the USB stick will be unusable to execute another update on a further service unit.

AC Service Unit Update Step 4

The download links:

Software update contains the newest software for service units and a basic database with common vehicle types and corresponding filling quantities. Content description contains the description of the update’s content naming the version designations for all ASC service units and customized variants.