ben walker:
Joepipe3:
Jacking up the truck does not work as the old wax cards worked On a forward movement,am I right Dennis?Anybody suspected of tampering with a Servis Recorder did not get very far, all the ways on here to beat it were useless when it was sent back to Servis in Gloucester it was analysed, they were the experts and soon found out what was being done with it, then it was usually the Door.
Found a pic of the old recorder:
