Information
Action
xx0900000851
Unscrew the
attachment screws
securing
the
lower arm plate
to the
motor cover
.
13
Parts:
•
A: Cable harness
•
B: Lower arm plate
•
C: Motor cover
•
D: Attachment screws (4 pcs)
•
E: Holes for attachment screws (4
pcs)
•
F: Cable guide
Pull out the cable harness through the upper
arm housing.
14
Secure the upper arm by holding it firmly.
15
See the figure in:
•
Location of upper arm on page 155
Unscrew the
attachment screws
securing
the
upper arm with wrist
to
gearbox axis 3
.
16
Remove the upper arm.
17
Refitting the upper arm
Use this procedure to refit the upper arm.
Information
Action
Clean Room robots: clean the joints that
have been opened. See
1
Check that:
•
All assembly surfaces are clean and
without damages.
2
See
Replacing the upper arm on page 155
•
Required equipment on page 156
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
Continues on next page
Product manual - IRB 120
159
3HAC035728-001 Revision: N
© Copyright 2009-2017 ABB. All rights reserved.
4 Repair
4.5.1 Replacing the upper arm
Continued
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