4 Repair
4.4.5. Replacement of complete lower arm
281
3HAC026876-001 Revision: F
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9. Move the lower arm backwards to the lowest
position possible.
The figure shows IRB 6600 but the
position of the lower arm shall be the
same.
xx0300000015
10.
NOTE!
For Cleanroom robots apply a protection where
the lifting equipment and roundslings will rub
against the paint of the robot.
In order to prevent from particle emission while
lifting, put for example a 20 mm thick cellular
plastic sheet around the places on the robot
where the lifting equipment may rub against the
paint.
11. Apply the lifting tool to the lower arm.
12. Drain the oil from gearbox 2.
Detailed in section
13.
CAUTION!
The lower arm weighs 160 kg! All lifting
equipment used must be sized accordingly!
14. Raise the tool to unload the lower arm.
15. Remove the lower arm shaft and all additional
components, as detailed in section
Removal,
lower arm shaft
.
16. Remove the attachment screws and washers that
attach the lower arm to the gearbox axis 2.
17. Lift the lower arm and place it on a secure
surface.
Action
Note
Continued
Continues on next page
Содержание IRB 6640
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