TIMS showed Smoke Internal at car 3681.Staff(AMK) checked and confirmed no signs of smoke smell on exterior or interior of train. Rear T247 line clear no abnor malities. ~~~~~ To check external smoke detector and plaseal 3681: TIMS showed Smoke Internal. Staff(AMK) confirmed no signs of smoke smell on exterior or interior of train. Rear T247 line clear no abnormalities DBG SB  3681 SDR11 isolated & tagged. To check smoke detector & panel. Elfyan 45016 


To check external smoke detector and plaseal

    FC-721-smoke external and FC-722-smoke internal.
Further check found external detector water ingress into PCB.
C/O and plaseal all car done.Smoke internal check ok.Fire panel FRRI & FRRII no sign of moisture or arching.Swap fire panel to #1681 further monitoring .SDRII installed and function test ok.

#3681 fire panel:
s/n: 448
#1681 fire panel:
s/n: 453

#3681 smoke external detector:-
Not: 2475972 raise.

Done by Sanip/Koh/Rizman. 01/04/23