TC reported obstacle detected at front DT A2 door. Staff (CCK) checked and confirmed, small gap. Fau lt recurred all stations. SM (CCK) isolated affected train d oor in close position. Stock change-over arranged at AMK SB. ~~~~~ TC reported obstacle detected at front D

L3 
Fault Code 043 Saloon door A2 CLE
Open Close speed pass: Yes
FOD found: No
Door cycle 20x: Yes
Rubbing marks: No
Door Push/Pull force: Satis
Door mating gap: Satis
Check Door Lock Switch red line when door closed, ok.
Door Lock Switch Cushion Rubber intact: Yes
Door Close Switch distance from actuating plate: Satis
Door Wobble: No
Rectification Actions:
- Checked fault history found 3719 A2 door having 3 counts of door fault since Dec 2023. Postulate faulty door operator may have intermittently caused door unable to close fully during mainline operation.
- Replaced 3719 A2 door operator.
- Door push/pull resistance force ok.
- Mating strip distance satis.
- Checked DLS lock nut and other fasteners secured.
- Cyclic test x20, door operation was smooth with no knocking sounds or any abnormalities. Door static test satis.
- Checked DIR and DMI able to light and extinguish accordingly.
Notification to CSC: 2561787

Done by: Jack, Koh, Sanip
(19/1/24)

To swap DCP 3719 A2 TO 3720

L3 

#3719 A2 swap DCP to 3720 A2 and function test door open.close ok. Static test ok. #3719 A2 door operator replaced as preventive measure. Door function test ok.

3720 DCP A2 > 3719 A2
S/N: D17YF0085048
3719 DCP A2 > 3720 A2
S/N: D17YF0085013

Done by: Zulqarnain, Haslan
(18/1/24)