NoteAction
For IRB 920T-6/0.45 : Screw: Hex
socket head cap flange screw
M5x16 12.9 Lafre
2C2B/FC6.9+PrO-COat111 (10 pcs)
Refit the cover.
Note
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Check the gasket for the cover before refitting the
cover.
Tip
Replace the gasket if needed.
2
For IRB 920T-6/0.55 : Screw: Hex
socket head cap flange screw
M5x16 12.9 Lafre
2C2B/FC6.9+PrO-COat111 (12 pcs)
For IRB 920T-6/0.65 : Screw: Hex
socket head cap flange screw
M5x16 12.9 Lafre
2C2B/FC6.9+PrO-COat111 (16 pcs)
Tightening torque: 5.4 Nm ±3%
For robots with protection class
IP30 (option 3350-300)
xx2100000942
Refit the screws.3
For robots with protection class
IP54 (option 3350-540)
For robots with protection type
Clean Room (option 3351-1)
xx2100002428
Refitting the axis-2 cover
NoteAction
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
Continues on next page
322 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.4.2 Replacing the axis-1 timing belt
Continued
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