RH4 - CRAWLER EXCAVATORS - FROM SN 4226 TO SN 4255 (3/98-12/00) No Description Parts on group : Pos. Part No Qty Parts name Comments 1. 4530514 [1] CONTROL VALVE 3. 1487377 [2] HYDRAULIC VALVE 990. 4530514 [AR] CONTROL VALVE Parts catalog : 23.292[2782655001] - TREADLE VALVE part catalog new.New Holland 23.292[2496572001] - TREADLE VALVE part catalog new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS part catalog new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.290[2496573000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.290[2444824000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.272[2496570002] - SERVO VALVE part catalog new.New Holland 23.271[2782654002] - SERVO VALVE MOUNTING PARTS RIGHT-HAND part catalog new.New Holland 23.302[2284872000] - TRAVEL RTRDR.VLV. part catalog new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE part catalog new.New Holland 23.610[2444673000] - CONTROL BLOCK INSTALL.MATERIAL part catalog new.New Holland 23.610[2783953000] - CONTROL BLOCK INSTALL.MATERIAL part catalog new.New Holland 23.610[2812617001] - CONTROL BLOCK INSTALL.MATERIAL part catalog new.New Holland 23.611[2248584001] - CONTROL BLOCK MOUNTING PARTS part catalog new.New Holland 23.611[2783951001] - CONTROL BLOCK MOUNTING PARTS part catalog new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER part catalog new.New Holland
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![new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS part catalog](http://c1.a2109.com/_350/nhp/53/5331/533188.png "new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS :")
![new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/12/1293/1293711.png "new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL :")
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![new.New Holland 23.272[2496570002] - SERVO VALVE part catalog](http://c1.a2109.com/_350/nhp/12/1213/1213459.png "new.New Holland 23.272[2496570002] - SERVO VALVE :")
![new.New Holland 23.271[2782654002] - SERVO VALVE MOUNTING PARTS RIGHT-HAND part catalog](http://c1.a2109.com/_350/nhp/76/7688/768890.png "new.New Holland 23.271[2782654002] - SERVO VALVE MOUNTING PARTS RIGHT-HAND :")
![new.New Holland 23.302[2284872000] - TRAVEL RTRDR.VLV. part catalog](http://c1.a2109.com/_350/nhp/10/1003/1003895.png "new.New Holland 23.302[2284872000] - TRAVEL RTRDR.VLV. :")
![new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE part catalog](http://c1.a2109.com/_350/nhp/29/2922/292271.png "new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE :")
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![new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER part catalog](http://c1.a2109.com/_350/nhp/12/1234/1234845.png "new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER :")