All rights reserved 27 Servicemanual_UR3_en_rev3.1.2
3.1.12 Wrist 2 joint – Wrist 1 joint
Disassemble
For details and photos please see: 3.1.4 General guidance to separate joint from counterpart
1. Shut down the controller.
2. Remove blue lid on Wrist 2 and connect ESD wristband.
3. Disconnect wires between Wrist 1 joint and Wrist2 joint
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.
4. After disconnecting the wires gently remove black flexible flat ring with a tiny screwdriver and twist it
around the joint housing.
5. Remove the plastic cover ring. 6 screws become visible. Loosen the screws.
6. Pull the Wrist 2 joint and Wrist 1 joint gently apart.