4 Repair
4.7.3. Replacement of motor, axis 3
3HAC022032-001 Revision: E198
© Copyright 2004-2008 ABB. All rights reserved.
4.7.3. Replacement of motor, axis 3
Location of motor
The motor, axis 3, is located as shown in the figure below. (The figure shows the IRB 4400.)
The motor and the drive gear constitute one unit.
A more detailed view of the component and its position may be found in chapter Foldouts in
the Product manual, reference information.
xx0300000163
Required equipment
A Motor, axis 3
B Connection box
C Attachment screws and washers, motor
Equipment, etc. Spare part no. Art. no. Note
Motor unit, axis 3
(IRB 4400 all versions)
3HAC 5954-1 Elmo
Includes pinion
Motor unit, axis 3
(IRB 4400 all versions and
IRB 4450S)
3HAC 021725-001 Yaskawa
Includes pinion
O-ring 2152 0431-11
Flange sealing 1234 0011-116 Loctite 574
Standard toolkit 3HAC 17594-1 The contents are defined
in section Standard toolkit
on page 264.
Power supply 24 VDC, 1.5 A
To be used for releasing
the brakes.
Continues on next page