Re-downloading sounds a bit drastic. To rule out any corruption, just use the following checksums with a SFV checker:
ESB 720p final.AVCHD.part01.rar 6F292C2E
ESB 720p final.AVCHD.part02.rar 5D66735C
ESB 720p final.AVCHD.part03.rar 46DAC62B
ESB 720p final.AVCHD.part04.rar BD0124C3
ESB 720p final.AVCHD.part05.rar 7468A0BB
ESB 720p final.AVCHD.part06.rar F417DC3A
ESB 720p final.AVCHD.part07.rar 567D001A
ESB 720p final.AVCHD.part08.rar E8496C29
ESB 720p final.AVCHD.part09.rar D836896A
ESB 720p final.AVCHD.part10.rar 34308660
ESB 720p final.AVCHD.part11.rar B23E3C58
ESB 720p final.AVCHD.part12.rar 6AC8AD87
ESB 720p final.AVCHD.part13.rar 5D5CD5D6
ESB 720p final.AVCHD.part14.rar 5DF0DE75
ESB 720p final.AVCHD.part15.rar DF09E122
ESB 720p final.AVCHD.part16.rar A5E063D0
ESB 720p final.AVCHD.part17.rar FF453FF0