Miner was installing a motor when he hurt his back at aprox. 10:30 am on Thursday the 6/7/12. He did not report it until Monday 6/11/12. He thought it would just go away. He was sent to the Dr. on the 11th after reporting the injury. He was released to full duty work on that day. 7/3/12 he asked to go back to the Dr. as his back was still hurting him and he was given light duty.