LME aluminum in narrow range trade of just $6 in Asia, sentiment may get boost from Alcoa power outage at a Tennessee aluminum smelter, says Tokyo-based trader at major Japan house. LME 3-month aluminum up $13 on London PM kerb, trades wihtin $2,833-$2,839 range. Adds, while Alcoa news not fresh, may prompt more fund buying, which has been increasing because of gains in other base metals. Pegs resistance at $2,900, support at $2,800.