NoteAction
The figure shows the principal method.
xx0900000121
Foundry Prime robots:
Cut the paint layer with a knife in
the joint between the rear cover and
the balancing housing and remove
the cover.
Note
Keep the cover for the refitting.
5
xx1000000554
• A: Joint between rear cover and balancing
housing
Method 1: The press toolmust be used if the bal-
ancing device shall be replaced with a new one.
Unload the balancing device in or-
der to make the ear of the piston rod
adjustable when pulling the front
shaft out.
6
Method 2: The distance tool can be used:
• when the front shaft is replaced
• when the spherical bearing at the front
shaft is replaced
• during service work on axis 2.
Use one of the two methods de-
scribed.
Described in section Unloading the balancing
device using hydraulic press tool on page 333
Method 1:
Unload the balancing device with
the press tool in order to make the
piston rod and front ear adjustable
when pulling the shaft out.
7
Described in section Unloading the balancing
device using distance tool on page 327
Method 2:
Unload the balancing device with
the distance tool in order to make
the piston rod and front ear ad-
justable when pulling the shaft out.
8
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
to the robot, before entering the ro-
bot working area.
9
Continues on next page
316 Product manual - IRB 6640 Foundry Prime
3HAC040586-001 Revision: N
© Copyright 2011-2018 ABB. All rights reserved.
4 Repair
4.5.4.2 Replacing balancing device (design 2)
Continued
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