NoteAction
Screws: Hex socket head cap
screw M3x8 12.9 Lafre 2C2B/FC6.9
(8 pcs)
Refit the block back to the base.2
Secure with the screws.3
Center: Hex socket head cap screw
M3x12 12.9 Lafre 2C2B/FC6.9 (2
pcs)
Tightening torque: 1.8 Nm
xx2100001040
Refitting the base
NoteAction
For robots with protection type Clean Room:1
Clean the joints that have been opened and wipe
the parts free from particles with spirit on a lint
free. See Cut the paint or surface on the robot
before replacing parts on page 118
Note
After all repair work, wipe the Clean Room robot
free from particles with spirit on a lint free cloth.
Screws: Hex socket head cap
screw M5x16 12.9 Lafre
2C2B/FC6.9 (16 pcs)
Refit the base to the axis-1 gearbox as the illustra-
tion.
2
Refit the screws.3
Washers: Plain washer 11x5.3x1.2
Steel (16 pcs)
Tightening torque: 8.5 Nm±10%
xx2100001039
Continues on next page
234 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.4.1 Replacing the base
Continued
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