1 00:00:12,789 --> 00:00:09,830 as you can see the hatch being closed 2 00:00:16,310 --> 00:00:14,629 they're going to push on that to make 3 00:00:17,750 --> 00:00:16,320 sure it seals up really good they're 4 00:00:19,590 --> 00:00:17,760 going to push on it because the hatch 5 00:00:21,429 --> 00:00:19,600 itself if it's not locked it wants to 6 00:00:22,710 --> 00:00:21,439 spring open so you've got to overcome 7 00:00:24,390 --> 00:00:22,720 that force