DT524: UNDERSHOOT FER TO RS TO CHECK ON BCP AND WSS FOR CAR 1524 DUE TO UNDERSHOOT FAULT1842HRS AND 1847HRS. ~~~~~ #1524 CHECKED BCP PRESSURE WITHIN CRITERIA.CONDUCT DUMP VALVE TEST OK.ISOLATED BC1 AND BC2 ALL PARKING BRAKE INTERMITTENT APPLIED ESPECIALLY ON B2.REPLACED PARKING BRAKE SOLENOID VALVE AND CONDUCT TEST ALL PARKING BRAKE ABLE TO RELEASED.PERFORM FUNCTION BRAKE TEST AND OARKING BRAKE TEST OK.SECURITY CHECKED OK.OPS20 TO FOLLOW UP.LOW CF/ARI  24.08.2023 S/N OLD U BLE TO READ     NEW 0319427 NOTIFICATION 2517902  TO CHECK ON BCP/WSS FOR CAR 1524.#1524 BCU CHANGE OUT DONE S/N OLD 1834243 NEW S/N 1823192.#1524 ACU SWAP WITH 1523.1524 ACU S/N 1002004,1523 ACU S/N 1301125.BCU C/O WHEEL DIAMETER SET UP DONE.BRAKE PRESSURE CHECK OK.FUNCTION CHECK OK. FIRDAUS/FAHMI Y/SRIDHAR 24.08.2023 NOTIFICATION 2517938