EE was opening the VSI lid and while closing it it wasn't moving freely. He had to work the lid open with bars after trying to pull it open. He didn't feel any pain until 6 am and then finished his shift with out any problems. EE didn't report injury and fill out report until 6-20-14. Doctors put on restrictions on 6-23-14 & Filed with MSHA 6-23-14.