Fanuc Robot S-420i

Air pressure on the air regulator

Drop quantity during wrist or hand motion

Oiler level within the specified level

Check joints, tubes, etc. for leaks

Air pressure on the air filter unit

Check joints, tubes, etc. for leaks

Robot moves smoothly without unusual vibration or sounds

Check if the temperature of the motors is excessively high

Battery in the mechanical unit replaced?

Cables used in mechanical unit checked?

Each part cleaned and inspected?

Tightness of major external bolts checked?

Balancer joint bearing greased?

Grease supplied to the bearing (only for the S--420i R)?

See Section 3.2 for more details on greasing the bearing.

Filter elements in the air filter unit replaced?

1) Check the following items once every three months. Additional inspection areas and times should be added to the table according to the robot’s working conditions, environment, etc.

Check whether the cable connected to the teach pendant is unevenly twisted.

If the ventilation portion of the control unit is dusty, tum off power and clean the unit.

Check the following items at the first quarterly inspection, then every year thereafter.

Check whether the jackets of the mechanical unit cables are damaged. Also check whether the cables are excessively bent or unevenly twisted. Check that the connectors of the motors and connector panels are securely engaged.See section 7.2.

Clean each part (remove chips, etc.) and check component parts for cracks and flaws.

Further tighten the end--effecter mounting bolts and external main bolts.

Grease to the balancer bushing. Refer to item 3.2. in every 6 month;

Warning: This lubrication process requires trained personnel with PPE!

Select the parts where grease was replaced

Cross-Roller Bearing Lubrication

Was the cross-roller bearing greased?

Required Positions for Greasing

Enter the positions where grease was applied as per item 3.2

Sign off on the robot lubrication

Air filter’s gauge indicates zero

Upload a photo of the replaced filter element

Air filters and oil mist filter replaced at the same time

Sign off on the filter element replacement