Robot Wrist Assemblies

ETI Group services a variety of robot wrists and associated equipment.

Our trained technicians will rebuild your worn ABB or Fanuc wrist assembly to like new condition for less than the OEM. Each wrist assembly is thoroughly inspected and rebuilt to OEM specifications. If your wrist includes servo motors, those too will be evaluated and repaired during the wrist repair. Each unit is fully tested to verify proper operation when installed in your robot.

Each wrist is completely disassembled. All components are cleaned and inspected. Each item is carefully prepped for reassembly. Each completed wrist assembly is fully tested prior to return to our customers.

Some causes of robot wrist failure include:

  • Bearing Failure
  • Internal Destruction
  • Over Heat
  • Crashes
  • Lack of Lubrication
  • Mounted Head Grounded
  • Shaft Fault
  • Servo Motor Fault
  • Seal Failure
  • Brake Fault

ABB robot wrist faults can be caused by: coupling misalignment, contamination, oil leaks, drive faults, motor feedback, shorted motors, normal wear and more.  All robot wrist repairs are assigned a unique repair tracking number along with incoming and outgoing photos of each part.  This is to document that the correct unit that is received is shipped back to our customer.

When the units are completed, they go under a rigorous system test to make sure that when the unit is received by the customer it will work.  All of our repairs are backed by a (12) month In-Service warranty that begins upon installation.

ETI Group has the ability to repair and functionally test components from the ABB IRC 5 Series Robot Controller.  This system allows full function testing of the following components:

  • 3HAC16590 – Flex Teach Pendant
  • 3HAC14549-3 – Main Servo Drive
  • 3HAC14549-3 – Rectifier
  • 3HAC16014-1/07 – SMU Board
  • 3HAC14551-2 – Capacitor Unit
  • 3HAC020929-006 – Computer Unit
  • 3HAC020466-001 – Drive Power Supply

ETI Group Services also has full testing and repair capabilities for the ABB IRB 6400 M97A S4C Robot Control System.

In addition to robot wrist repair ETI Group Services offers a wide variety of industrial repair services including: hydraulic repair, hydraulic cylinder repair, hydraulic pump repair, welder repair, cnc repair and much more. Contact us today for more details.