This workshop manual provides maintenance and repair information for Cummins engine models used in various FIAT KOBELCO construction machinery, including excavators and wheel loaders. It covers the EX255, EX285, FH270, G170, G200, FG75A, FG85A, FG105A, W170, W190, and W230 engine models. The manual is based on information available at the time of its July 2002 publication but the manufacturer reserves the right to make changes without notice.