ABB IRB 6660 - 130/3.1 Product Manual page 207

Refitting, lower arm
The procedure below details how to refit the lower arm.
3HAC028197-001 Revision: A
Action
7. Remove the motors axes 2-3.
8. Remove gearbox axes 2-3.
9.
CAUTION!
The lower arm weighs:
• Robot variant IRB 6660-130/3.1: 160 kg
• Robot variant IRB 6660-205/1.9: 110 kg
All lifting equipment used must be sized accord-
ingly!
10. Secure the complete lower arm (including the
parallel arm) with the lifting tool, lower arm
complete in an overhead crane or similar.
11. Remove all M12 and M16 screws holding the
lower arm, on both sides.
12. Push the lower arm and parallel arm together
with the help of an iron bar or similar.
13. Remove the complete lower arm (including the
parallel arm).
Action
1.
CAUTION!
The lower arm weighs:
• Robot variant IRB 6660-130/3.1: 160 kg
• Robot variant IRB 6660-205/1.9: 110 kg
All lifting equipment used must be sized accord-
ingly!
2. Fit the lifting tool lower arm complete, to the
lower arm complete and lift it up.
3. Fit the two guide sleeves for the sealings axes 2/
3, to the lower arm and put the sealings on them.
4. Put the lower arm in the mounting position.
Use a crank to find the correct hole pattern.
5.
NOTE!
Refit the axis 2 side first!
4.4.5. Replacement of complete lower arm
Note
Detailed in section
motor, axes 2 and 3 on page
Detailed in section
gearbox, axes 2- 3 on page
Art. no. is specified in
equipment on page
If the parts are not pushed together, it
will be difficult to remove the
complete lower arm.
How to replace the parallel arm is
detailed in section
parallel arm on page
Note
Art. no. is specified in
equipment on page
Continues on next page
4 Repair
Continued
Replacement of
227.
Replacement of
251.
Required
203.
Replacement of
208.
Required
203.
205