543/544 Air leak test fail 1.1bar/5min f ~~~~~ 543/544 Air leak test fail 1.1bar/5min f     Check the above mention reported and found heavy air leak on cars: #1544 bogie 1 & 2 test pt. #2544 bogie 1 & 2 test pt. #2543 bogie 1 & 2 test pt. #1543 bogie 2 parking brake test pt. Replaced the above mention test pt and 6 car air leak test 0.5bar/5min.Also function test both DT car Air Compressor cut in/out and charging time ok. Air Compressor-#3543 Cut in-8.75bar    Cut out-10.5bar CT-2min & 50sec Air Compressor-#3544 Cut in-8.55bar Cut out-10.25bar CT-2min & 50sec Done by Saini/Haslan/Asruddin. 16/11/22