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3HAC022033-001 Revision: M
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.
CAUTION
The complete upper arm weighs 450 kg without any
additional equipment fitted! Use a suitable lifting
device to avoid injury to personnel!
Fit the lifting eye to the attachment hole in the wrist
unit.
Fit one of the pieces included in the lifting device,
upper arm to the attachment holes for lifting device,
upper arm using the included attachment screws.
Run the lifting chain from the rear lifting point
through the overhead crane hook, through the
hoisting block to the lifting eye in the front.
Use the hoisting block to adjust the tension in the
chain in order to lift the upper arm completely level.
Lift the upper arm and move it to its mounting posi-
tion.
Fit the three washers to be placed beneath the at-
tachment screws.
© Copyright 2007-2013 ABB. All rights reserved.
4.4.3 Replacement of complete upper arm
Note/Illustration
Always use a new sealing when
reassembling!
Art. no. is specified in
equipment on page
xx0200000125
Holes for guide pins in the
gearbox.
Shown in the figure
upper arm on page
Art. no. is specified in
equipment on page
Shown in the figure
upper arm on page
Art. no. is specified in
equipment on page
Art. no. is specified in
equipment on page
Make sure the washers are not
scarred or pitted in the surface
facing the screw heads. If both
washer sides are damaged, re-
place the washer. Art. no. is spe-
cified in
Required equipment on
page
267.
Continues on next page
4 Repair
Continued
Required
267.
Location of
266.
Required
267.
Location of
266.
Required
267.
Required
267.
269
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