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Inspection Method
Inspection Point
Check looseness or backlash of
bolts/screws.
Check looseness of connectors.
Visually check for external defects.
Clean up if necessary.
Check for bends or improper
location. Repair or place it properly if
necessary.
Check either the external short
connector or the brake release unit
connector is connected.
Check the brake operation
Check whether unusual sound or
vibration occurs.
C series Rev.2
Regular Inspection 1. Regular Inspection for C4 Manipulator
Use a hexagonal wrench to check that the end effector mounting bolts and
the Manipulator mounting bolts are not loose.
When the bolts are loose, refer to "1.4 Tightening Hexagon Socket Head
Bolts" and tighten them to the proper torque.
Check that connectors are not loose.
When the connectors are loose, reattach it not to come off.
Check the appearance of the Manipulator and clean up if necessary.
Check the appearance of the cable, and if it is scratched, check that there is
no cable disconnection.
Check that the safeguard, etc. are located properly.
If the location is improper, place it properly.
Check that either the external short connector or
the brake release unit connector is connected.
When it is not connected, connect it.
Check that the arm does not fall when in MOTOR OFF.
If the arm falls when in MOTOR OFF and the brake is not released, contact
the supplier.
Check that there is no unusual sound or vibration when operating.
If there is something wrong, contact the supplier.
Inspection Method
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