Liebherr A900 Litronic..... ???

[Dimitris31 0]

Hello.
I'm new here (sorry for my English :()
i have been excavator. Liebherr A900 chronology. 1998.
has five buttons inside the cabin that do not know what they are doing.
(I do not know their use)
see the photo, and tell your opinion.
thanks

bearbeitet 11. Februar 2019 von Dimitris31

[Dimitris31 0]

Nothing ???