DT found 539/540 air leak fail 1.0bar/5 ~~~~~ DT found 539/540 air leak fail 1.0bar/5     #2539-ACU air leak from AC solenoid-Replace ACU function test ok. #2540-Bogie-1A Side,Bogie-2 A & B side,AS test point leak. #2539-CR & B13 test point air leak.Replaced all the 5 test point and air leak test check 0.5/5min. #2539:- Old s/n: 1037/048 New s/n: 1047-078 Not: 2429231 raise to RSW. 1301/125-Lean Hub-Spare test on train slow release. Not: 2429233 raise to RSW. Done by Zulq/Arthur/Johari.  21/10/22