ABB OmniCore IRB 6720 Product Manual page 166

4 Maintenance
4.4.6 Changing the oil in axis-5 gearbox
Continued
Draining the axis-5 gearbox
Use this procedure to drain the gearbox.
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166
Action
Jog the robot to calibration position.
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safe-
guarded space.
WARNING
Handling gearbox oil involves several
safety risks, see Gearbox lubricants (oil or
grease) on page 30.
CAUTION
The gearbox can contain an excess of
pressure that can be hazardous. Open the
oil plug carefully in order to let the excess
pressure out.
Remove the oil plug from the fill hole.
Note
The oil plug hole is opened to speed up the
drainage.
Place the oil collecting vessel underneath
the oil drain plug.
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Note
xx2200001798
Product manual - IRB 6720
3HAC085697-001 Revision: C