NoteAction
Specified in Required equipment on
page 221.
Secure the complete lower arm system (includ-
ing the parallel arm) with a lifting tool, lower arm
complete in an overhead crane or similar.
12
xx1000001101
Remove the lock screw that secures the lower
arm system.
13
Remove all M12 and M16 screws that hold the
lower arm, on both sides.
Note
The axis 3 side has no M16 screws!
14
xx1000001359
DANGER
Secure the parallel arm to the lower arm before
lifting the lower arm system. If not secured, the
parallel arm can fall down and cause a serious
accident!
15
CAUTION
The parallel arm system weighs 118 kg.
All lifting accessories used must be sized accord-
ingly!
16
Continues on next page
224 Product manual - IRB 660
3HAC025755-001 Revision: W
© Copyright 2006-2020 ABB. All rights reserved.
4 Repair
4.4.8 Replacing the complete lower arm
Continued
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