NoteAction
Move the robot to where the upper arm points
straight up and the oil plug hole is on top of
the axis 4 gearbox.
2
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot work-
ing area.
3
CAUTION
The gearbox can contain an excess of pres-
sure that can be hazardous. Open the oil plug
carefully in order to let out the excess pres-
sure.
4
See the figure in:
• Location of axis 4 gearbox on
page 126
Open the oil plug.5
Measure the oil level at the oil plug hole.6
Required oil level:
• 35 ± 5 mm below the oil plug flange.
How to fill oil is described in section:
• Changing the oil, axis-4 gearbox
on page 172
Add oil if required.7
Tightening torque:
• 10 Nm
Refit the oil plug, filling.8
3HAC033453-001 Revision: H 127
© Copyright 2009-2013 ABB. All rights reserved.
3 Maintenance
3.3.4 Inspecting the oil level, axis 4 gearbox
Continued
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