Draining, oil
The procedure below details how to drain oil from the gearbox, axis 3.
When using the oil exchange equipment, follow the instructions enclosed with the
kit. Art. no. for the kit is specified in Required equipment on page 157.
NoteAction
This is done in order to drain all oil from
the gearbox axis 3.
Move the upper arm of the robot to the posi-
tion where the wrist is pointing towards the
floor.
1
DANGER
Turn off all:
• electric power supply to the robot
• hydraulic pressure supply to the robot
• air pressure supply to the robot
Before entering the robot working area.
2
WARNING
Handling gearbox oil involves several safety
risks. Before proceeding, please read the
safety information in the section Safety risks
during work with gearbox lubricants (oil or
grease) on page 37.
3
Remove the oil plug, filling.4
Shown in the figure Location of gearbox
on page 157.
Remove the oil plug, draining, and drain the
gearbox oil using a hose with nipple and an
oil collecting vessel.
CAUTION
Drain as much oil as possible. See Safety
risks during work with gearbox lubricants (oil
or grease) on page 37.
5
Vessel capacity is specified in Required
equipment on page 157.
Note
Draining is time-consuming. Elapsed time
varies depending on the temperature of
the oil.
Tightening torque: 24 Nm.Refit the oil plug.6
Continues on next page
158 Product manual - IRB 6620
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
3 Maintenance
3.4.4 Changing oil, axis-3 gearbox
Continued
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