NoteArticle numberSpare part
3HAC081475-001Inner arm, 450 mm
3HAC081476-001Inner arm, 550 mm
3HAC081477-001Inner arm, 550 mm
3HAC081490-001Axis 1 Cover, 450 mm
3HAC081491-001Axis 1 Cover, 550 mm
3HAC081492-001Axis 1 Cover, 650 mm
3HAC081493-001Axis 2 Cover
3HAC073606-001Gasket, upper cover, 450 mm
Used with protection type Clean
Room.
3HAC073605-001Gasket, upper cover, 550 mm
3HAC073604-001Gasket, upper cover, 650 mm
3HAC073607-001Gasket, low cover
Required tools and equipment
NoteArticle numberEquipment
Content is defined in section
Standard toolkit on page 996.
-Standard toolkit
Delivered as a set of calibration
tools.
Required if Axis Calibration is the
valid calibration method for the
robot.
3HAC055412-001Calibration toolbox, Axis Calibra-
tion
Used for measuring the timing
belt tension.
-Sonic tension meter
Used for measuring the timing
belt tension.
-Handheld dynamometer
Required consumables
NoteArticle numberConsumable
-Cable straps
FM 2223HAC029132-001Grease
Continues on next page
326 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.5.1 Replacing the inner arm
Continued