Lets get this straight. You are asking about a wire that you simply describe as "blue" and "T1" - or it could be a terminal "T1", all on a dryer that you didnt even bother to identify at all.
Come on, we aren't psychic!
xxx, September 2016
edit
I can answer this question...
i took my dryer apart and fitted a new belt but realised the blue wire t1 ?