4 Repair
4.4.3. Replacement of complete upper arm
3HAC026048-001 Revision: A120
© Copyright 2006-2008 ABB. All rights reserved.
4. Fit the lifting equipment to the upper arm
according to the figure to the right.
Note! The tilthouse is movable, be careful not
to damage it!
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5. Lubricate the mounting holes of the upper arm
with grease.
Art. no. is specified in Required
equipment on page 116.
6. Insert the cabling into the upper arm while
placing the arm into mounting position.
7. Secure the upper arm to the lower arm by
fastening the shaft end (A) with the attachment
screw and washer (B), as shown in the figure
to the right.
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A. Shaft end
B. 1 pc, M12 x 60, (UNBRAKO
12.9) and washer. Tightening
torque: 90 Nm.
Reused screws may be used, providing
they are lubricated as detailed in
section Screw joints on page 186
before fitting.
8. Fit three guide pins to the other shaft end. The guide pins and the spare part no.
for the shaft end are specified in
Required equipment on page 116.
Action Note/Illustration
Continued
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