4 Repair
4.6.3. Replacement of pushbutton unit for brake release
183 3HAC022032-001 Revision: E
© Copyright 2004-2008 ABB. All rights reserved.
4.6.3. Replacement of pushbutton unit for brake release
Location of pushbutton unit
The pushbutton unit for brake release is located in the base of the robot, as shown in the
figure below. (The figure shows the IRB 4400.)
A more detailed view of the component and its position may be found in chapter Foldouts in
the Product manual, reference information.
xx0300000106
Connectors on pushbutton unit
The connectors X8, X9 and X10 are placed on the pushbutton unit as shown in the figure
below.
xx0300000201
Required equipment
A Rear cover plate
Equipment, etc.
Spare part
no.
Art. no. Note
Pushbutton unit 3HAC 0017-1
Standard toolkit 3HAC 17594-1 The contents are defined in
section Standard toolkit on
page 264.
Other tools and
procedures may be
required. See references
to these procedures in the
step-by-step instructions
below.
These procedures include
references to the tools
required.
Calibration Pendulum
Instruction
Art. no. is specified in section
Document references on page
262.
Continues on next page
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