Hello Guest, you do not yet have the necessary rights to see the contents of our FAQ articles. Register in our forum, briefly introduce yourself and your Zetor in words and pictures and actively participate in discussions in the forum, then you will automatically receive access to the specialist articles in the FAQ.
You could try and charge the battery chances are if it is 5 yrs old it has done its day and has died but batterys usually only have a life of 5 - 6 yrs.