RH6-22 - CRAWLER EXCAVATORS - FROM SN 89111 TO SN 89499 (12/91-12/00) No Description Parts on group : Pos. Part No Qty Parts name Comments 1. NS [1] NOT SERVICED 990. 1288253 [AR] POWER BOOSTER Parts catalog : 20.500[2495824000] - HYDRAULIC SYSTEM WORK READJUST. DEVICE part catalog new.New Holland 20.500[2495764000] - HYDRAULIC SYSTEM WORK part catalog new.New Holland 20.500[2495763000] - HYDRAULIC SYSTEM WORK part catalog new.New Holland 20.500[2495762000] - HYDRAULIC SYSTEM WORK part catalog new.New Holland 20.320[2444664002] - HYDRAULIC SYSTEM LOW PRESSURE part catalog new.New Holland 20.310[2495970000] - HYDRAULIC SYSTEM HIGH PRESSURE part catalog new.New Holland 20.310[2495376001] - HYDRAULIC SYSTEM HIGH PRESSURE part catalog new.New Holland 20.310[2444699002] - HYDRAULIC SYSTEM HIGH PRESSURE part catalog new.New Holland 20.600[2284417002] - HYDRAULIC SYSTEM BOOM CYLINDERS part catalog new.New Holland 20.600[2284422001] - HYDRAULIC SYSTEM BOOM CYLINDERS part catalog new.New Holland 20.610[2443036000] - HYDRAULIC SYSTEM SERVO CONTROL part catalog new.New Holland 20.610[2444520001] - HYDRAULIC SYSTEM SERVO CONTROL part catalog new.New Holland 20.610[2444675000] - HYDRAULIC SYSTEM SERVO CONTROL part catalog new.New Holland 20.610[2444746001] - HYDRAULIC SYSTEM SERVO CONTROL part catalog new.New Holland 20.610[2444786000] - HYDRAULIC SYSTEM SERVO CONTROL SERVO CONTROL part catalog new.New Holland 20.610[2444796001] - HYDRAULIC SYSTEM SERVO CONTROL part catalog new.New Holland