Ford 7700 Hydraulic fluid capacity

[buzzboy77]

What is the Ford 7700's hydraulic fluid capacity and the location of dip stick and fill hole.
Thanks..

 

[eagle628]

Reservoir is about 15 gallons. Fill is just below remotes on right side of rear end, it has an expansion plug on it. Dipstick is on left side, it enters the reservoir just ahead of axle and runs back to below the operator's station/cab, accessible from back of tractor.