541/542 DT check found air leak fail.1.0 ~~~~~ Found air leak fail on the following location: #3541-WSP test point-c/o Horn pipe line filter O-ring c/o #1541-Bogie 1 AS test pt-c/o #2541-CR test pt leak-c/o #2542-LMRG test pt-c/o,CQ,Brake frame,A/S bogie 1 AS test pt-c/o #1542-Brake frame & A/S bogie 1 AS test pt c/o. #3542-Horn pipe line filter O-ring c/o.Brake frame test pt.-c/o. Cut in 8.6b,cut out 10.4b,CT 2MIN 35S,Air leak test 0.5b Done by Sateesh.  12/08/22