[ultimaker original thermal coupler]

what is the name of the ultimaker original thermal coupler?

[it says it is 94/95C when turnd on]

Hi

 

I just baught me a new thermal coupler for my umo, but i have a problem. is says it is 94 or 95 C when i turn on the machine. i tryed to toutch the hot end and it is room temprature. i have tried to heat the hotend but after a few seconds it gives me the error message   heating failed. 

 

what can i do to fix this?