ABB IRB 6600 - 175/2.55 User Manual page 497

Equipment, etc.
Other tools and proce-
dures may be required.
See references to these
procedures in the step-
by-step instructions
below.
Refitting, brake The procedure below details how to refit the brake release unit.
release unit
Please observe the following before commencing any repair work on the manipulator:
- Motors and gears are HOT after running the robot! Burns may result from touching the
motors or gears!
- Turn off all electric power, hydraulic and pneumatic pressure supplies to the robot!
- Take any necessary measures to ensure that the manipulator does not collapse as parts are
removed, e.g. to secure the lower arm with fixtures if removing motor, axis 2.
Follow these instruction to prevent the unit to be damaged from ESD:
The unit is sensitive to electrostatic discharge. It will be destroyed if subjected to electrostatic
voltages.
Before handling, make sure you are connected to earth through a special ESD wrist bracelet
or similar.
Step
When performing the first test run after a service activity (repair, installation or maintenance),
it is vital that:
- all the service tools and other foreign objects are removed from the manipulator!
- all normal safety equipment is installed properly, e.g. TPU enabling device.
- all personnel is standing at a safe distance from the manipulator, i.e. out of its reach behind
any safety fences, etc.
- special attention is paid to the function of the part previously serviced.
3HAC 16247-1
Spare part no. Art. no.
Action
1. Fasten the brake release unit on the plate
with the attachment screws.
2. Connect the connectors X8, X9 and X10 to
the brake release unit.
3. Close the SMB cover with attachment
screws.
If the battery has been disconnected the
robot must be synchronized.
A
3 Repair activities, manipulator
3.4.4 Refitting of brake release unit
Note
These procedures include ref-
erences to the tools required.
Note/Illustration
Shown in the figure Location of brake
release unit on page 80!
Art. no. specified in Required equip-
ment on page 80!
B
A
2
1
xx0200000129
• A: Connector X8
• B: Connector X9
• C: Connector X10
Shown in the figure Location of brake
release unit on page 80!
Eventual synchronization detailed in
"Calibration" in the Installation Manual.
2 2
1 1
C
81