F1900E-AU HYDRAULIC SYSTEM Parts group F1900E-AU J20100 HYDRAULIC OIL LINE (SUCTION) J20200 HYDRAULIC OIL LINE (HST) J20300 HYDRAULIC OIL LINE (PTO) J40500 CONTROL VALVE J41000 CONTROL VALVE [COMPONENT PARTS]% sale parts diagram catalog online construction equipment excavator tractor