Unloading The Balancing Device - ABB IRB 6700 Product Manual

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Unloading the balancing device

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3HAC044266-001 Revision: -
Action
If DressPack is fitted, remove the upper
end of the DressPack cable package.
Remove the cable bracket for the ball joint
housing from the wrist cover.
Note
The method described in this procedure using the distance tool
(3HAC030662-001), is used when the same balancing device shall be refitted.
If a new balancing device shall replace the removed one, another tool
(3HAC020902-001 press tool balancing device) must be used! See
the balancing device on page 379
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.
Jog axis-2 to:
• -20° or +20°
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot
working area.
© Copyright 2013 ABB. All rights reserved.
4.5.4 Replacing the lower arm
Note
How to remove the DressPack cable pack-
age is described in more detail in the
product manual "IRB 6700 DressPack". For
article number see References on page
Note
This is done in order to compress the
spring unit inside the balancing device be-
fore fitting the unloading tool.
Continues on next page
4 Repair
Continued
10.
Unloading
299