Excavator split connector

Abstract

A wiring assembly for an excavator including a first wiring harness and a second wiring harness. The first wiring harness can include a first branch and a second branch. The second wiring harness can include a third branch, a fourth branch, and a fifth branch. The fifth branch can be include a fifth connector couplable to a tiltrotator connector of a tiltrotator of the excavator.

What is claimed is: 
     
         1 . A wiring assembly for an excavator, the wiring assembly comprising:
 a first wiring harness comprising:
 a first branch including a first connector couplable to a machine connector block affixed to the excavator; and 
 a second branch connected to the first connector, the second branch including a second connector couplable to a first machine connector of the excavator; and 
   a second wiring harness comprising:
 a third branch including a third connector couplable to the machine connector block to connect to the first connector; 
 a fourth branch connected to the third connector, the fourth branch including a fourth connector couplable to a second machine connector of the excavator; and 
 a fifth branch connected to the third connector, the fifth branch including a fifth connector couplable to a tiltrotator connector of a tiltrotator of the excavator. 
   
     
     
         2 . The wiring assembly of  claim 1 , wherein the second wiring harness further comprises a sixth branch connected to the third connector and including a sixth connector couplable to an electronic controller. 
     
     
         3 . The wiring assembly of  claim 1 , wherein the second wiring harness further comprises a seventh branch connected to the third connector and including a seventh connector and an eighth branch connected to the third connector and including an eighth connector, each of the seventh connector and the eighth connector couplable to quick coupler valve. 
     
     
         4 . The wiring assembly of  claim 1 , wherein the first wiring harness further comprises a ninth branch connected to the first connector and including a ninth connector couplable to an electronic machine controller. 
     
     
         5 . The wiring assembly of  claim 4 , wherein the first wiring harness further comprises a tenth branch connected to the first connector and including a tenth connector couplable to a steering device of the tiltrotator. 
     
     
         6 . The wiring assembly of  claim 5 , wherein the second wiring harness further comprises an eleventh branch connected to the first connector and including an eleventh connector couplable to a shut off lever. 
     
     
         7 . The wiring assembly of  claim 1 , wherein the first connector is a male multi-pole connector and the second connector is a female multi-pole connector. 
     
     
         8 . The wiring assembly of  claim 1 , wherein the third connector is a male multi-pole connector and the fourth connector is a female multi-pole connector. 
     
     
         9 . An excavator comprising:
 a body supporting a boom, a stick, and a bucket each powered to move relative to the body;   a cabin supported by the body and configured to enclose an operator therein, the cabin including a cabin wall;   a tiltrotator coupled to the stick and the bucket, the tiltrotator operable to tilt, rotate, and curl the bucket relative to the stick, the tiltrotator including a wiring connector; and   an external harness comprising:
 a first external cable including a first external connector and a second external connector, the first external connector couplable to the connector block on an outside of the cabin wall of the excavator, and the second external connector couplable to an external machine connector of the excavator; and 
 a second external cable connected to the first external connector and including a third external connector couplable to the wiring connector of the tiltrotator. 
   
     
     
         10 . The wiring assembly of  claim 9 , wherein the external harness further comprises a third external cable connected to the first external connector and including a fourth external connector couplable to an electronic controller. 
     
     
         11 . The wiring assembly of  claim 9 , wherein the external harness further comprises a fourth external cable connected to the first external connector and including a fifth external connector and a sixth external connector each couplable to quick coupler valve. 
     
     
         12 . The wiring assembly of  claim 9 , further comprising:
 an internal wiring harness comprising:
 a first internal cable including a first internal connector couplable to a connector block located on an inside of the cabin wall of the excavator; and 
 a second internal cable connected to the first internal connector, the second cable including a second internal connector couplable to an internal machine connector of the excavator. 
   
     
     
         13 . The wiring assembly of  claim 12 , wherein the internal harness further comprises a third internal cable connected to the first internal connector and including a third internal connector couplable to an electronic machine controller. 
     
     
         14 . The wiring assembly of  claim 13 , wherein the internal harness further comprises a fourth internal cable connected to the first internal connector and including a fourth internal connector couplable to a steering device of the tiltrotator, and wherein the internal harness further comprises a fifth internal cable connected to the first internal connector and including a fifth internal connector couplable to a shut off lever. 
     
     
         15 . The wiring assembly of  claim 10 , wherein the first internal connector is a male multi-pole connector and the second internal connector is a female multi-pole connector, and wherein the first external connector is a male multi-pole connector and the second external connector is a female multi-pole connector. 
     
     
         16 . The wiring assembly of  claim 9 , further comprising:
 a set of tracks connected to the body and operable to move the body relative to a ground surface;   a motor coupled to the tracks and supported by the body, the motor configured to drive the tracks to rotate; and   a hydraulic pump powered by the motor and operable to provide hydraulic fluid pressure.   
     
     
         17 . A method of retrofitting an excavator to add a tiltrotator, the method comprising:
 installing a tiltrotator on a stick and a bucket of the excavator, the tiltrotator including a tiltrotator wiring connector;   disconnecting an existing external machine connector from a connector block on an outside cabin wall of the excavator;   connecting a first external connector of a first external branch of an external wiring harness to the connector block on the outside of the cabin wall;   connecting a second external connector of a second external branch connected to the first external connector to the external machine connector of the excavator; and   connecting a third external connector of a third external branch of the external wiring harness to the tiltrotator wiring connector.   
     
     
         18 . The method of  claim 17 , further comprising:
 installing a tiltrotator electrical machine controller on the excavator; and   disconnecting an existing internal machine connector from the connector block on an inside cabin wall of the excavator.   
     
     
         19 . The method of  claim 17 , further comprising:
 connecting the tilt rotator electrical machine controller to an internal wiring harness; and   installing a new joystick assembly within the cabin comprising a first joystick and a second joystick and connecting the first joystick and the second joystick to the internal wiring harness.   
     
     
         20 . The method of  claim 17 , further comprising:
 connecting the internal wiring harness to the connector block on the inside cabin wall of the excavator and to the internal machine connector.