YASKAWA MH180 Operating And Maintenance Manual page 54

1
Item number
1 Alignment marks
2 External cables
3 Working area and robot
4 Motors for L and U-axes
5 Fastening bolts of the base
plate
6 Fixing screws of the cover
7 S-, L-, and U-axes motor con-
nection
8 Power input module
9 Balancer unit
Inspection intervals
Schedule (h) Method
 Visual inspection
 Visual inspection
Visual inspection

 Visual inspection
 Using a correspond-
ing tool,
 Using a correspond-
ing tool,
 Manually
 Manually
 Grease gun
 Special tools for
maintenance
Operation
Check alignment mark correspondence and
damage at the zero position.
Check cables for damage.
If the working area is dirty, it must be cleaned.
Check the robot for damage and external cracks.
2
Check for grease discharge. .
tighten loose screws (replace if necessary).
tighten loose screws (replace if necessary).
Check for loose plug connections (tighten if nec-
essary).
Check for loose connections.
The grease has to be refilled every 6000 hours
(see chapter 9.4.3 "Grease replenishment for
balancer link part" on page 65).
Check the gas pressure every 6000 hours. If the
gas pressure is not correct, fill the Gas Balancer
(see chapter 9.5 "Gas maintenance procedure in
the gas balancer" on page 66).
To be per-
formed by:
1 2 3
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  
  
  
  
  
  
  
 
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