TIMS showed Smoke External Alarm at Front M2 car. Staff(YCK) checked and confirmed no signs of smoke/ fire / burning smell on exterior or interior of train. Re ar T207 line cleared and confirmed no abnormalities. TIMS sh ~~~~~ TIMS showed Smoke External Alarm at 2528. Staff(YCK) checked and
confirmed no signs of smoke/ fire / burning smell on exterior or
interior of train. Rear T207 line cleared and confirmed no
abnormalities.

CE: T419 (3528) FM2 car 2528 check no smoke external pre-alarm fault. TC
change end in yis reset fault clear. Check n found no abnormality.

 2528 FC 721 smoke external. Further check found 2528 no.2 end smoke detector rusty and terminal have slight oxidation. Replace new smoke detector with cable gland and function test ok.

Smoke detector
notif to csc:2540536

Done b Zulq/Asruddin
08.11.2023