4.3.4 Replacing SMB unit
Location of SMB unit
The SMB unit (SMB = Serial measurement board) is located in the base below the
brake release unit, as shown in the figure.
xx0800000466
R1.SMB3-6A
R1.SMB1-2B
R2.SMBC
SMB unitD
Attachment screws M6x16 quality 8.8-A2F (2 pcs)E
Brake release unitF
BracketG
Required equipment
Note
There are different variants of SMB units and batteries. The variant with the
3-pole battery contact (RMU) has longer lifetime for the battery.
It is important that the SMB unit uses the correct battery. Make sure to order the
correct spare parts. Do not replace the battery contact!
NoteEquipment
Content is defined in section Standard tools
on page 452.
Standard toolkit
Continues on next page
Product manual - IRB 2600 239
3HAC035504-001 Revision: AD
© Copyright 2009-2023 ABB. All rights reserved.
4 Repair
4.3.4 Replacing SMB unit