Mechanical Operation and Maintenance Manual for ER20-1700 Industrial Robot
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Chapter Four Repair and Maintenance
Repair includes routine and scheduled repair. Technicians must make repair plans and perform them
accordingly. Please refer to the following table for the items and intervals of repair and maintenance.
Additionally, overhaul must be carried out every 40,000 work hours or every eight years depending
on which reaches to the deadline first. High frequency operations, such as glaze spraying, are
recommended to be maintained and overhauled in every 1/2 of the above interval.
Please contact our service department if the methods for repair, maintenance, and adjustment are
unclear.
4.1 Preventive Maintenance
Perform scheduled maintenance following the methods in this chapter can maintain the best
performance of the robot.
4.1.1 Routine Check
Table 4-1 Routine Check
Number
Item
Descriptions
1
abnormal noise
Check whether the transmission mechanism makes abnormal
noise.
2
interference
Check whether the transmission mechanism runs smoothly
without abnormal vibration.
3
air cooling
Check if the fan behind the control cabinet is ventilated.
4
pipeline accessories
Check whether it is complete, worn, or rusty.
5
peripheral electrical
accessories
Check the peripheral wiring and whether the buttons work.
6
leak
Check whether lubricant leaks from the body.
4.1.2 Quarterly Check
Table 4-2
Quarterly Check
Number
Item
Descriptions
1
cables of the control
unit
Check whether the teach pendant is improperly twisted.
2
ventilation of the
control unit
If the ventilation is dusty, cut off the power and clear it.
3
cables of the
mechanical unit
Check whether the socket of the mechanical unit is damaged,
and whether it is bent abnormally. Check whether the servo
motor connector and circular connector are connected
reliably.
4
cleaning, repair, and
maintenance of
components
Check whether problems exist in components and handle
them.
