4 Repair
4.4.3. Replacement of complete upper arm
3HAC026048-001 Revision: A118
© Copyright 2006-2008 ABB. All rights reserved.
3. Remove the linkage. Detailed in sections:
• Removal, upper rod on page
124
• Removal, lower rod on page
127
• Removal, link on page 131
4. Remove the parallel bar. Detailed in section Removal, parallel
bar on page 139.
5.
-
Caution!
The complete upper arm weighs 23 kg without
any additional equipment fitted! Use a suitable
lifting device to avoid injury to personnel!
6. Fit the lifting equipment to the upper arm
according to the figure to the right.
xx0500002549
7. Remove the distance and the radial sealing
from the end shaft.
xx0600002607
8. Untighten and remove the lock nut with the
extended KM nut.
Art. no. is specified in Required
equipment on page 116.
9. Remove the bearing.
10. Unfasten the shaft end by removing the
flanged bolts from inside the lower arm.
Action Note/Illustration
Continued
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