Draining the axis-3 gearbox
Use this procedure to drain the gearbox.
NoteAction
Run the robot to calibration position.1
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
to the robot, before entering the safe-
guarded space.
2
WARNING
Handling gearbox oil involves several
safety risks, see Gearbox lubricants (oil or
grease) on page 31.
3
CAUTION
The gearbox can contain an excess pres-
sure that can be hazardous. Open the oil
plug carefully in order to let the excess
pressure out.
4
xx1200000954
Remove the protective cap from the nipple
of the oil hole and connect the oil dis-
penser.
5
xx1200000955
Remove the plug from the vent hole.
WARNING
Open the vent hole while using the dis-
penser, to avoid damaging vital parts in the
gear.
6
Continues on next page
Product manual - IRB 6790 143
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
3 Maintenance
3.5.4 Changing oil, axis-3 gearbox
Continued
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