Retain the documented drive-unit identity, connector layout and calibration basis. After mechanical refitting, restore the motor interfaces and verify controlled axis motion.
Important Notice: Inspect O-ring 3HAC048939-002, use the documented fastener torque and complete recalibration before the first test run.
The technical reference organizes exact product identity and service resources; the official excerpt preserves the applicable removal, refitting, calibration and test-run pages from the IRB 1200 product manual.