Problem Releasing The Robot Brakes - ABB OmniCore E10 Product Manual

6.2.4 Problem releasing the robot brakes

Description
When starting robot operation or jogging the robot, the internal robot brakes must
release in order to allow movement.
Required test equipment
Equipment needed for troubleshooting:
Equipment
Multimeter
Insulating gloves
Circuit diagram - OmniCore E10
Preparations
1
2
Recommended working procedure
If the brakes do not release, no robot movement is possible and a number of error
log messages can occur. Use this procedure to troubleshoot what might cause the
problem.
Look at the following block diagram to understand how power is connected from
incoming and forward.
Block diagram
xx2100001557
Product manual - OmniCore E10
3HAC079399-001 Revision: C
Action
Make sure that the controller is switched on.
Wait 30 s - 1 min to enable start-up sequence.
Check the FlexPendant for errors and warnings.
DANGER
Troubleshooting on the controller while powered on must be performed by personnel
trained by ABB or by ABB field engineers.
Power Unit
A1
X11 X13
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6.2.4 Problem releasing the robot brakes
Note
3HAC076810-008
Drive Unit
T4
Motor connector
Brake signal
X15
6 Troubleshooting
Manipulator
Floor cable
X1
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