Srg74

Thanks hrafn

Hi all I am just new to this lego building I have just finished building a liebherr ltm11200 .the problem is I the motor and the gearing system doesn't seem to be doing anything when you press the controls the cogs turn and the motors seem to be struggling and nothing happens I have been through the whole crane twice and everything looks in place any help would be appreciated . I tried to up some photos but I keep getting a warning the file is too big Thanks in advance Steven