Refitting of balancing device
The procedure below details how to refit the balancing device.
Info/IllustrationAction
WARNING
Do not under any circumstances, deal with the
balancing device in any other way than that
detailed in the product documentation! For
example, attempting to open the balancing
device is potentially lethal!
1
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply (do not turn off for
Foundry Prime robots!)
to the robot, before entering the robot working
area.
2
CAUTION
The balancing device weighs 50 kg.
All lifting accessories used must be sized ac-
cordingly!
3
The procedure is detailed in Fitting of
cylindrical roller bearing on page 205
Fit the cylindrical roller bearings and sealings
to the balancing device and brackets if
• the balancing device is a new spare
part
• the old bearings/sealings are damaged.
4
Part no. is specified in Required equip-
ment on page 199
If the balancing device is a new spare
part, it must be unloaded as described
in Removal, balancing device on page 200
Lift the balancing device to its mounting posi-
tion.
5
Shown in the figure Location of balan-
cing device on page 198
Fit the balancing device to the left bracket and
put the fork into correct position.
6
4 pcs: M12x50, tightening torque: 82 NmRefit the right bracket with attachment screws,
bracket .
7
Shown in the figure Location of balan-
cing device on page 198
2 pcs. MC6S M10x12 8.8 fzb.Refit the original protection screws in the press
out holes in both the brackets.
8
Shown in the figure Location of balan-
cing device on page 198
Continues on next page
Product manual - IRB 4400 203
3HAC022032-001 Revision: Q
© Copyright 2004-2018 ABB. All rights reserved.
4 Repair
4.6.1 Replacement of balancing device
Continued
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