ABB IRB 6700 Series Product Manual page 472

4 Repair
4.6.2 Replacing the balancing device
Continued
3
Unloading a new spare part, balancing device
1
2
Refitting the rear shafts
Perform this procedure on both sides.
1
2
3
Continues on next page
472
Action
Fit the lifting accessory to the shackle and
raise to unload the weight.
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 -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).
Before a new spare part balancing device
is fitted, the springs must be unloaded us-
ing the Hydraulic 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.
© Copyright 2013 - 2018 ABB. All rights reserved.
Note
Lifting accessory (chain): 3HAC15556-1
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 492.
Note
xx1300000838
Product manual - IRB 6700
3HAC044266-001 Revision: N