![Image](https://cloud.githubusercontent.com/assets/1049222/12461260/96173bca-bf7d-11e5-95a7-4d071f274509.png)
Really? 50 shades of green?
yellowgreen - greenyellow - lime - limegreen - lightseagreen.
What's wrong with the former plain 'black', 'yellow' and 'red' wires.
And was randomizing the wires necessary? It's bad enough to find the right wire in a stress situation as it is, but now the green wire you are looking for is in a random position on every airlock, burried inbetween ten other green-ish wires.