Construction Machinery: Medium-Sized Excavator Yanmar

Model	Hydraulic system overflow valve pressure
Vio75-C	24500 kPa - 3553.4 lb / sq. inch
Vio75-A	24497.1 kPa - 3553 lb / sq. inch
Vio55-5B	24497.1 kPa - 3553 lb / sq. inch
Vio55-5	24497.1 kPa - 3553 lb / sq. inch
Vio45-5B	21601.3 kPa - 3133 lb / sq. inch
Vio45-5	21601.3 kPa - 3133 lb / sq. inch