TC feedback a metal piece fell of the Air-con panel in the leading cab. ~~~~~ 3570-TC feedback a metal piece(louvre dislodged)fell of the Air-con panel in the leading cab.  3570 cab A/c louvre realigned/resecured.    Function test - OK. (3570 cab A/c louvre removed/replaced by KSF staff)  Selvan/Lee PT 44134