Refitting The Rear Shafts - ABB IRB 6700 Product Manual

4 Repair
4.6.2 Replacing the balancing device
Continued
Unloading a new spare part, balancing device
1
2

Refitting the rear shafts

Perform this procedure on both sides.
1
2
3
4
Continues on next page
362
Action
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 -20° or +20°. 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
Dismantle and mounting tool 3HAC028920-
001.
Before a new spare part balancing device
is fitted, the springs must be unloaded us-
ing the press tool balancing device
3HAC020902-001.
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot
working area.
Lift the balancing device into position in
the cradle.
Apply a big screwdriver between the cradle
and the balancing device, as shown in the
figure when the shafts are refitted.
Apply the refitting tool and press the shafts
into position one at a time.
© Copyright 2013 ABB. All rights reserved.
Note
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 379.
Note
xx1300000838
3HAC044266-001 Revision: -