Scope of work included installation support for digital governor replacements on five (5) hydroelectric units, four in the new powerhouse, and one in the old powerhouse. Installed new control panels with new PLC’s on all five units. Units 1, 2, and 3 will had a new distributor valve installed. Unit 3A and Unit 10 had their HPU controls revised so that the new governor PLC controlled the HPU pumps. Obsolete devices were replaced with new devices.