I have an old Sun EET-1160 machine, have had it for many years, and am trying to fix one of the big components. Specifically, I am looking for a schematic or (better) a service manual for the U-819 component. This is the Cylinder Balance section:

[img]https://photos.smugmug.com/Cars-and-Trucks/Sun-Equipment/i-Kxpf2z3/0/88012845/M/DSC_3398-M.jpg[/img]

Any leads or help will be greatly appreciated.


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