4 Repair
4.4.5. Replacement of linkage - lower rod
1273HAC026048-001 Revision: A
© Copyright 2006-2008 ABB. All rights reserved.
Removal, lower rod
The procedure below details how to remove the lower rod of the linkage.
Refitting, lower rod
The procedure below details how to refit the lower rod of the linkage.
Standard toolkit The contents are defined
in section Standard toolkit
on page 190, in part 2 of
the Product manual.
Other tools and
procedures may be
required. See
references to these
procedures in the
step-by-step instruc-
tions below.
These procedures
include references to the
tools required.
Equipment Spare part no. Art no. Note
Action Note
1.
-
Danger!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
2. If the upper rod is removed, secure the link
with a roundsling in a crane. Use the hole in
the middle of the link.
This is done in order to prevent the link
from moving if the upper rod also is being
removed.
3. Remove the lock nuts holding the lower rod
at each end.
Shown in the figure Location of lower rod
on page 126.
4. Remove the support washers. These can stick to the grease and can
easy be forgotten and lost when removing
the lock nuts.
Shown in the figure Location of lower rod
on page 126.
5. Remove the lower rod. Note! The support washers on the inside
of the rod can stick to the grease of the
bearings when the rod is being removed.
Remove them from the rod!
6. Remove the support washers and the
sealing rings and remove residual grease.
Action Note
1. If needed, replace the bearings.
Use a press sleeve.
Note! The bearings are sensitive for pushes.
Make sure they are not damaged!
Spare part no. is specified in
Required equipment on page 126.
Art. no. for the press sleeve is also
specified in Required equipment on
page 126.
Continued
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