YASKAWA MH180 - Page 54

Maintenance and inspection 9 - 54
Inspection intervals
Item number
1
Schedule (h) Method Operation To be per-
formed by:
Daily
1000 6000
12000 24000 36000
12 3
1 Alignment marks  Visual inspection Check alignment mark correspondence and
damage at the zero position.

2 External cables  Visual inspection Check cables for damage. 
3 Working area and robot  Visual inspection If the working area is dirty, it must be cleaned.
Check the robot for damage and external cracks.

4 Motors for L and U-axes  Visual inspection Check for grease discharge.
2
. 
5 Fastening bolts of the base
plate
 Using a correspond-
ing tool,
tighten loose screws (replace if necessary). 
6 Fixing screws of the cover  Using a correspond-
ing tool,
tighten loose screws (replace if necessary). 
7 S-, L-, and U-axes motor con-
nection
 Manually Check for loose plug connections (tighten if nec-
essary).

8 Power input module  Manually Check for loose connections. 
9 Balancer unit  Grease gun The grease has to be refilled every 6000 hours
(see chapter 9.4.3 "Grease replenishment for
balancer link part" on page 65).

 Special tools for
maintenance
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).
