Required documents
NoteDocument numberDocument name
3HAC042927-001Technical reference manu-
al - Lubrication in gearboxes
Draining the axis-2 gearbox
Use this procedure to drain the gearbox.
NoteAction
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
to the robot, before entering the safe-
guarded space.
1
WARNING
Handling gearbox oil involves several
safety risks, see Gearbox lubricants (oil or
grease) on page 31.
2
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.
3
xx1200000951
Remove the protective cap from the nipple
of the oil hole and connect the oil dis-
penser.
4
Continues on next page
138 Product manual - IRB 6790
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
3 Maintenance
3.5.3 Changing oil, axis-2 gearbox
Continued
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