TC feedback Smoke external alarm at Front M1(1551) car. Rear train T426
do line clear & feedback no signs of heat or smoke observed. Staff (YCK)
checked the train and confirmed no signs of heat or smoke observed.

CE checked 1551 Smoke External pre-alarm Reset. Fault Cleared.

Depot 1551 smoke external check. ~~~~~ Refer to M/o 11849958.  BSD.
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 Check the above mention fc735,721. Replaced external smoke
detector done. Security check and function test ok.
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Smoke detector
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Notif:2548347
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Done by Saini/Haslan
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4/12/2023