Info/IllustrationAction
Art. no. is specified in Required equip-
ment on page 195.
Fit the lifting tool to the parallel arm.
Unload the arm with a crane.
4
xx0300000127
Loosen the attachment screws (A) so that
the cabling can be moved slightly.
5
Remove the 10 attachment screws and
the washer that holds the parallel arm to
gearbox axis 3.
6
Lift away the parallel arm from the robot.7
If they are to be replaced, remove the
bearing and sealings from the parallel
arm.
8
Refitting, parallel arm/bearing
The procedure below details how to refit the parallel arm on to the robot during
repair work. It also details how to fit a new bearing to the parallel arm as
replacement.
Info/IllustrationAction
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.
1
CAUTION
The parallel arm system weighs 118 kg.
All lifting accessories used must be
sized accordingly!
2
Part no. is specified in Required equip-
ment on page 195
Fit the new V-ring to the parallel arm.3
Continues on next page
196 Product manual - IRB 4400
3HAC022032-001 Revision: Q
© Copyright 2004-2018 ABB. All rights reserved.
4 Repair
4.5.3 Replacement of parallel arm / Replacement of bearing
Continued
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