6. Replacing the Reduction Gear Units Part 2: Maintenance
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CAUTION
When removing or installing Arm #2, there must be two or more people to work
on it so that at least one of them can support the arm while others remove the
bolts and so on. The arm will drop immediately when the fastening bolts are
removed. This is highly dangerous. Also, it may cause damage or malfunction
if the arm is dropped or hit at this time.
Joint #2 motor
Fastening bolt for Arm #2
Arm #2
Joint #2 motor
Place the removed arm gently on the floor.