EE STATED THAT HE HAD CHANGED A HYDRAULIC HOSE ON JACK #156. DUE TO HIS BODY POSITION WHILE CHANGING THE HOSE, HE STATED THAT HE HAD A LOT OF PAIN IN THE BACK. EE HAS A HISTORY OF BACK INJURI ES. PLEASE NOTE: EE REPORTED INCIDENT TO HIS SUPERVISOR THE FOLLOWIN DAY. HE ALSO STARTED MEDTREATMENT ON THE DAY FOLLOWING THE INCIDENT MED RECORDS WERE RECD ON 9/27/00