ABB IRB 6650S - 200/3.0 Product Manual page 262

4 Repair
4.4.4. Replacement of complete lower arm
Continued
10. Apply the lifting tool to the lower arm.
11. Drain the oil from gearbox 2.
12.
13. Raise the tool to unload the lower arm.
14. Remove the lower arm shaft and all additional
15. Remove the attachment screws and washers that
16. Lift the lower arm and place it on a secure
17. Remove the bearing and thrust washer from the
Refitting, lower arm
The procedure below details how to refit the lower arm.
260
Action
9. Move the lower arm backwards to the lowest
position possible.
CAUTION!
The lower arm weighs 160 kg! All lifting
equipment used must be sized accordingly!
components, as detailed in section
lower arm shaft on page
attach the lower arm to the gearbox axis 2.
surface.
shaft hole in the lower arm.
Action
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
For Foundry Prime robots: Do not turn off the
air pressure to motors and SMB.
2. Fit a new VK-cover on a new lower arm or
replace the existing if damaged.
Note/Illustration
xx0400001028
Art. no. is specified in
equipment on page
Detailed in section
gearbox axis 2 on page
Removal,
265!
Shown in the figure
components, lower arm on page
Shown in the figure
components, lower arm on page
On reassembly a new bearing must
be used!
Note/Illustration
Part no. is specified in
equipment on page
Required
258!
Oil change,
160.
Internal
Internal
Required
258!
Continues on next page
3HAC020993-001 Revision: G
256!
256!