Periodic Maintenance; Periodic Maintenance Overview - Omron i4H User Manual

6 Maintenance
6-1

Periodic Maintenance

This section lists when to perform periodic maintenance on your robots and the steps for checking
each item to inspect.
• Never connect or disconnect system cables while power is applied to the robot.
Failure to comply may cause unexpected behavior and can result in personnel in-
jury and equipment damage.
• You must perform the Lockout and Tagout procedure prior to servicing the robot.
• The procedures and replacement of the parts mentioned in this manual must be
performed only by the skilled or instructed persons.
• The access covers on the robot are not interlocked. You should turn OFF and dis-
connect the power before the covers of the robot are removed.
6-1-1

Periodic Maintenance Overview

The following table gives a summary of the periodic maintenance procedures and guidelines on fre-
quency.
The frequency of these procedures will depend on the particular system, its operating environment,
and the amount of usage. Use the times in the table above as guidelines and modify the schedule as
needed.
Check all installed safety equip-
ment
Check fastener torques
Check safety labels
Check High Power indicator opera-
tion
Check for signs of oil around of har-
monic drive area
Lubricate Joint 3 (Z-axis) ball screw
Replace encoder backup batteries
Harmonic Drive Oil Change (Joint 1
and Joint 2 Harmonic Drives)
Clean the exterior of the robot
Bellows inspection
*1. 150 km of linear travel is approximately 2 weeks if a robot is operating 24 hours per day for 7 days per
week.
6-2
Item
6 months
3 months
1 week
1 week
3 months
150 km of linear travel, or every 3
months (whichever comes first)
2 years or as needed (whichever
comes first)
12 months
as needed
1 week
WARNING
Period
*1
Reference
3-11-3 Safety Equipment Checks
on page 3-46
6-1-3 Checking Fastener Torques
on page 6-4
6-1-4 Checking Safety and Warning
Labels on page 6-4
High Power Indicator Check on
page 3-47
6-1-5 Checking for Oil Leaks on
page 6-4
6-1-6 Lubricating Joint 3 on page
6-4
6-1-7 Replacing Encoder Batteries
on page 6-6
6-1-8 Harmonic Drive Oil Change
on page 6-7
6-1-9 Cleaning the Robot on page
6-8
6-1-10 Bellows Inspection on page
6-8
i4H Robots User's Manual (I660)