TC feedback external fire alarm, staff (NEW) checked train interior and feedback no abnormalities, S taff (NOV) checked exterior of train while entering and leav ing platform, no abnormalities as well. Staff (BDL) will fol ~~~~~ 3658 found FC 721 & resettable. Further test - OK. Swapped 3658 Fire Control Panel Unit to 1658 & fault transferred to 1658 after monitor for 1 hr. Replaced a new Fire Control Panel Unit at 1658. Monitor for 1 hr - OK. #1658 Fire Control Panel Unit S/N : OLD : 318. NEW : 557.  Selvan/Lee PT. 14/09/2020.