You will also find that life after the OCU is more training. For the first 6 months on your sqn you are still under the watchful eye of PTC and the training committees.
Try your little trick and you will no doubt get out of the Air Force after 3 years amortisation. Don't count on flying during that time. And don't expect to keep that shiney pair of wings.
You only get to keep your wings after 6 months on the sqn.