ABB IRB 7600 Series Product Manual page 288

4 Repair
4.4.3. Replacement of complete upper arm
Continued
2. Fit the two guide pins, sealing axis 2/3 in two of the
3.
4. Fit the lifting eye to the attachment hole in the wrist
5. Fit one of the pieces included in the lifting device,
6. Run the lifting chain from the rear lifting point
7. Use the hoisting block to adjust the tension in the
8. Lift the upper arm and move it to its mounting
9. Fit the three washers to be placed beneath the
286
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Action
attachment screw holes on gearbox 3, see figure to
the right.
Guide the new sealing, axis 2/3 into position with
the guide pins, on gearbox 3.
CAUTION!
The complete upper arm weighs 450 kg without any
additional equipment fitted! Use a suitable lifting
device to avoid injury to personnel!
unit.
upper arm to the attachment holes for lifting device,
upper arm using the included attachment screws.
through the overhead crane hook, through the
hoisting block to the lifting eye in the front.
chain in order to lift the upper arm completely level.
position.
attachment screws.
Note/Illustration
Always use a new sealing when
reassembling!
Art. no. is specified in Required
equipment on page 284.
xx0200000125
A. Holes for guide pins in the
gearbox.
Shown in the figure Location of
upper arm on page 283.
Art. no. is specified in Required
equipment on page 284.
Shown in the figure Location of
upper arm on page 283.
Art. no. is specified in Required
equipment on page 284.
Art. no. is specified in Required
equipment on page 284.
Make sure the washers are not
scarred or pitted in the surface
facing the screw heads. If both
washer sides are damaged,
replace the washer. Art. no. is
specified in Required equipment
on page 284.
Continues on next page
3HAC022033-001 Revision: K