Hello everyone!
Please help me with identifying these (control/steering?) units on the photo in the attachment.
Thanks you in advance!http://files.engineering.com/getfile.aspx?folder=2f5e6a10-86dc-4eeb-9006-3702c1e5cb05&file=Wartsilas-Engine-to-Power-Up-New-VLCC-Built-for-JX-Tanker-Japan.jpg