Maintenance
6 Product Manual IRB 640
Axis 6
Figure 3 Recommended interval for grease exchange axis 6
Figure 4 Approx. estimate of operating life of gearbox axis 6 as a function of the moment of
inertia Ja
6
. Ja
6
according to the Product Specification, chapter 3.
1.2 Approx. estimate of operating life of base cable
Approx. estimate of operating life of base cable is 4 million cycles.
12 000
11 000
10 000
9 000
8 000
7 000
6 000
5 000
4 000
50 100 120
Operation (h)
Moment of
inertia Ja
6
(kgm
2
)
Moment of
inertia Ja
6
(kgm
2
)
50 100 120
40 000
30 000
20 000
10 000
Life time (operation) (h)