1.2.2  Inspection at Power ON (at Operation) 
      D: Daily inspection  Q: Quarterly inspection 
S: Semi-annual inspection  A: Annual inspection 
 
Description  Check position  D  Q  S  A  Refer to 
Push each arm by hand in 
the servo ON condition to 
make sure that the arm is 
secured. 
Each joint       
 
 
Make sure that no 
abnormal vibration or 
noise is caused. 
Entire robot 
       
 
Check for the 
repeatability. 
Entire robot 
       
 
Replace the batteries for 
position detection with 
new ones. 
Battery box 
       
Para. 
2.9.2 
 
  1.2.3  Overhaul 
 
Description  Maintenance parts  Every 5 
years 
Refer to 
Check for the consumable 
parts and replace as 
necessary. 
Reduction gears, ball screws, 
motors, belts 
 
Para. 2.4 ~ 2.7 
Replace the battery with a 
new one. 
Backup battery in the controller 
 
Para. 3.3.3 
Replace the switching 
power supply unit with a 
new one. 
In the controller 
 
Para. 3.3.4 
STE 85306 
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