-1006F error message when trying to recover mac
Take a look at this discussion on Apple Support Communities about -1006f which contains this solution :

Hold Command and R keys while the Mac is starting to start in Recovery HD. If you can start up, open Disk Utility, select Macintosh HD in the sidebar and verify the disk. If it gives you an error, repair your drive. If it can't be repaired, you need a new hard disk.
If you can't start, hold Command, Option (Alt) and R keys