Gym hours change Published Dec. 8, 2014 482nd Fighter Wing Public Affairs HOMESTEAD AIR RESERVE BASE, Fla. -- The Sam Johnson Fitness Center at Homestead Air Reserve Base, Fla., has new operating hours starting Dec. 8. The new hours of operation are Monday through Friday 7 a.m. to 5 p.m. During Unit Training Assembly's, the fitness center will be open on Saturday's from 6 a.m. until 8 p.m. and Sunday's 6 a.m. to 2 p.m. The running track and outdoor equipment are available twenty four hours a day seven days a week. At this time, no changes have been made to the fitness class schedule.