Snap: 1633 High pitched heard near door ~~~~~ Snap: 1633 High pitched heard near door 8 CE : 1633 bogie 2 wheel flat noise.     1633 B3/B4/A4 wheels found having spalling. Dump v/v test, wheel flange height & wheel thicness check - OK. Notif 2471886 raised for wheel profiling.  Ahmad/Suhairi 45004 Notif 2471886 Name(Requestor)▀▀▀▀▀▀▀▀▀▀▀▀▀ : Ahmad Date of occurrence▀▀▀▀▀▀▀▀▀▀ : 19/3/2023 Last service date▀▀▀▀▀▀▀▀▀▀▀ :   EMU/Equipment/Location▀▀▀▀▀▀ : 1633/Bogie #2 Equipment Serial No.(if any) :   Description of fault/Cause▀▀ : A4/B3/B4 Wheel Spalling                                          Circumference Measurement (if any)▀▀▀▀▀▀▀▀ :   Fault found during CM or PM▀ : CM Required rectification▀▀▀▀▀▀ : Required Wheel Profiling