Securing the upper arm
NoteAction
CAUTION
The weight of the complete upper arm (in-
cluding the wrist) is
IRB 5720-180/2.6, IRB 5720-155/2.6 LID:
310 kg
IRB 5720-125/3.0, IRB 5720-90/3.0 LID: 260
kg
All lifting accessories used must be sized
accordingly.
1
See Attaching the lifting accessories to the
upper arm on page 518.
Attach the lifting accessories, if not already
fitted.
2
Lift the upper arm to mounting position.3
Adjustment tool for gear: 3HAC080331-001
xx2000000395
Use the adjustment tool to rotate the axis-
3 gearbox and find the correct position for
the guide pins in the lower arm.
4
Hex socket head cap screw: M12x40 12.9
Gleitmo 603+Geomet 500 (26 pcs).
Insert all but two of the screws and wash-
ers.
5
Washer: Steel 13x19x1.5 (24 pcs).
xx2100002443
Continues on next page
532 Product manual - IRB 5720
3HAC079195-001 Revision: A
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.9.3 Replacing the axis-3 gearbox
Continued
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