ABB IRB 6660 - 130/3.1 Product Manual page 196

4 Repair
4.4.3. Replacement of upper arm
Continued
Preparations before refitting, upper arm
The procedure below details the preparations which must be done before refitting the upper
arm.
194
Action
8. Raise the lifting equipment to take the
weight of the upper arm.
9. (Not applicable to robot variant IRB 6660
- 205/1.9! )
Remove the balancing device.
10. Remove the parallel rod.
11. Remove the lock nut (K) on the shaft, axis
3 (B).
12. Remove the set screw (C) holding the shaft. Shown in the figure
13. Remove the shaft axis 3 (B).
14. Then remove the shaft, axis 2 (A) in the
same order:
1. Remove the lock nut (K)
2. Remove the set screw (C) holding
the shaft
3. Remove the shaft axis 2.
15. Put the shafts in a clean and safe place.
16. Remove the upper arm.
Action
1. Put the shafts (A & B) on a workbench and
fit the sealing rings (E).
2. Apply some grease on the shafts and
sealing rings.
3. Fill the bearings (G) with bearing grease.
Use grease filling tool.
4. Apply lubricant paste (D) on the threads and
cones of the shafts.
Note
Detailed in section Replacement of
balancing device on page 218
Detailed in section Replacement of
parallel rod on page 198
Shown in the figure View of the assembly
of the upper arm components on page
190.
View of the assembly
of the upper arm components on page
190.
Shown in the figure View of the assembly
of the upper arm components on page
190.
Perform the removal with care. Threads
can otherwise be damaged!
Shown in the figure View of the assembly
of the upper arm components on page
190.
Note
Shown in the figure View of the assembly
of the upper arm components on page
190.
NOTE!
Don´t apply grease on the threads and
cones of the shafts!
Art. no. is specified Required equipment
on page 192
Shown in the figure View of the assembly
of the upper arm components on page
190.
Molycote 1000.
Shown in the figure View of the assembly
of the upper arm components on page
190
Continues on next page
3HAC028197-001 Revision: A