3606 Obstruction Motion Check ~~~~~ 3606 Obstruction Motion Check   Checked TIMS found no FC related. No fault occurred during depot shunting. From ER, during fault timing, found P1 to P4 lines unable to energise causing EB due to obstructed motion while in Auto Mode.    Preventively replaced ML1R, BDR1, MDR1. SR contactor swapped from #3606 to #3605. Measured contacts of MDR2, BDR2, AMR1 and AMR2 ok. During depot shunting measured SR contact line 7005 & 7006 to TLSK LGD2 110VDC present and observed voltage to be stable. To be further monitored. Done by: Sanip, Koh, Jack (1/7/24)