NoteAction
Lifting shackle: SA-10-8-NA1
xx1300000661
Fit a lifting shackle to the balancing device.2
Lifting accessory (chain): 3HAC15556-1Fit the lifting accessory to the shackle and
raise to unload the weight.
3
Unloading a new spare part, balancing device
NoteAction
DANGER
Do not use the Distance tool: 3HAC030662-
001 to unload or restore the pressure of
the balancing device spring unit! This tool
is only used to lock the spring unit in a
compressed position, after axis-2 has been
jogged to -30° or +30°. Fitting and removal
of the tool shall only be done with axis-2 in
this position!
To unload or restore a new balancing
device or if the spring unit of the balancing
device cannot be compressed by jogging
the robot, only use the Hydraulic press tool,
balancing device (3HAC020902-001).
1
How to unload a new balancing device (a
spare part, not yet fitted to the robot) is
described in Unloading the balancing
device on page 411.
Before a new spare part balancing device
is fitted, the springs must be unloaded us-
ing the Hydraulic press tool, balancing
device 3HAC020902-001.
2
Refitting the front shaft of the balancing device
NoteAction
Turn the power to the robot on temporarily.1
Use caution and jog the robot to the calibration
position (if not already done).
2
Continues on next page
378 Product manual - IRB 6790
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
4 Repair
4.6.1 Replacing spherical roller bearing, link ear
Continued
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