All rights reserved  23  Servicemanual_UR3_en_rev3.1.2 
 
 
3.1.10 Elbow counterpart – Elbow joint 
Disassemble 
For details and photos please see: 3.1.4 General guidance to separate joint from counterpart Shut down the 
controller. 
 
1.  Remove black flexible flat ring with a tiny screwdriver and twist it around the joint housing.  
 
2.  8 screws become visible. Loosen the screws. 
 
3.  Pull the Elbow joint and Elbow counterpart gently apart.  
 
4.  Disconnect wires. 
Without bending the printed circuit board. 
The power supply connector has a lock that has to be engaged before it is pulled out of the printed 
circuit board.