3529 detrainment ramp unable to close re ~~~~~ 3529 detrainment ramp unable to close re     #3529 Replace new 4 bolt x 30mm length and install back detrainment door guide arm.Pull back detrainment ramp and check 4 latch ok,lock and reseal it.Check DIR ok. Done by Saini/Haslan/Zulq. 17/03/21