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Refitting, upper arm
The procedure below details how to refit the upper arm.
1
2
3
4
5
Product manual - IRB 6650S
3HAC020993-001 Revision: AG
Action
Fit the new sealing, axis 2/3 onto the axis-3
gearbox and keep it in place by also fitting the
two guide pins, sealing axis 2/3 in two of the
attachment screw holes on the gearbox, see
figure to the right.
Upper arm including wrist unit:
Fit the lifting eye, VLBG M12 to the attachment
hole, lifting eye on the wrist unit.
Upper arm including wrist unit:
Fit one of the pieces included in the lifting ac-
cessory, upper arm to the front attachment for
the lifting accessory on the upper arm.
Upper arm without wrist unit:
Fit the lifting accessory, upper arm to the both
attachments for the lifting accessory on the
upper arm.
Fasten the lifting tool (chain) onto the lifting eye,
the lifting accessory and an overhead crane.
CAUTION
The complete upper arm weighs 380 kg without
any additional equipment fitted! Use a suitable
lifting accessory to avoid injury to personnel!
© Copyright 2004-2022 ABB. All rights reserved.
4.4.3 Replacement of upper arm
Note
Always use a new sealing when reas-
sembling!
Art. no. is specified in
Required equip-
ment on page
250.
xx0200000166
A Holes for the guide pins (sealing
axis 2/3).
B Holes for the upper arm attach-
ment screws (33 pcs).
C Holes for the gearbox attach-
ment screws (not affected in this
instruction).
Art. no. is specified in
Required equip-
ment on page
250.
Shown in the figure
Location of upper
arm on page
247.
Art. no. is specified in
Required equip-
ment on page
250.
Attachment points are shown in the
figure
Location of upper arm on
page
247.
Note
The different attachment points, de-
pends on whether the wrist unit is
mounted or not!
Art. no. is specified in
Required equip-
ment on page
250.
Continues on next page
4 Repair
Continued
253
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