ABB IRB 120 Product Manual page 128

4 Repair
4.5.1. Replacing the upper arm
Continued
Refitting the upper arm
Use this procedure to refit the upper arm.
126
Action
1. Check that:
• All assembly surfaces are clean and
without damages.
2. Remove old residues of Loctite from the
assembly surfaces on gearbox axis 3 and
upper arm, using Loctite 7063.
3. Apply Loctite 574 on the assembly surfaces
on gearbox axis 3 and the upper arm.
4. Secure the upper arm including wrist to
gearbox axis 3 with its attachment screws.
5. Push the cable harness into the upper arm
housing.
6. Refit the lower arm plate.
7. Secure the cable harness to the lower arm
plate.
Info
See:
• Required equipment on page 123
Tightening torque: 2 Nm.
See the figure in:
• Location of upper arm on page 122
See section:
• Refitting the cable harness on
page 107
Tightening torque: 4 Nm.
xx0900000851
Parts:
• A: Cable harness
• B: Holes for attachment screws (4
pcs)
• C: Motor cover
• D: Lower arm plate
See section:
• Refitting the cable harness on
page 107
Continues on next page
3HAC035728-001 Revision: B