Any diesel engine oil class CD or higher viscosity depends on your climate. Attached is oil chart for this model.
Engine oil capacity is 7 qts. w/filter change.
Hydraulic can be ISO 32 or 46 (universal hydraulic fluid) per climate or you can use 5W-30, or 10W-30 motor oil. Hyd capacity is 6 gls.
Use same oil in the chain case, but later tests have shown hydraulic fluid does better job of lubing the chains than motor oil. Capacity of the chaincase is 5 gls.