4 Repair
4.4.3. Replacement of complete upper arm
3HAC022033-001 Revision: K284
© Copyright 2004-2011 ABB. All rights reserved.
Required equipment
Removal, upper arm
The procedure below details how to remove the complete upper arm.
Equipment, etc. Art. no. Note
Sealing, axis 2/3 3HAC11054-1 Always use a new sealing
when reassembling!
Washer 3HAC11828-1 Replace if damaged!
Standard toolkit - Content is defined in section
Standard toolkit on page 427.
Lifting eye, M12 3HAC14457-3
Lifting device, upper arm 3HAC15536-1
Lifting tool (chain) 3HAC15556-1
Hoisting block - Standard hoisting block,
capacity 200 kg.
Guide pins, sealing axis 2/3 3HAC14627-2 80 mm.
For guiding "Sealing, axis 2/3".
Guide pins, sealing axis 2/3 3HAC14627-3 100 mm.
For guiding "Sealing, axis 2/3".
Other tools and procedures may be
required. See references to these
procedures in the step-by-step
instructions below.
These procedures include
references to the tools
required.
Action Note
1. Run the upper arm to a horizontal position.
2.
DANGER!
Turn off all electric power, hydraulic and pneumatic
pressure supplies to the robot!
Turn off all electric power and hydraulic but not the air
pressure to the gearboxes, motors and SMB.
3.
CAUTION!
The complete upper arm weighs 450 kg without any
additional equipment fitted! Use a suitable lifting
device to avoid injury to personnel!
4. Fit the lifting eye to the attachment hole in the wrist
unit.
Shown in the figure Location of
upper arm on page 283.
Art. no. is specified in Required
equipment on page 284.
5. 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.
Shown in the figure Location of
upper arm on page 283.
Art. no. is specified in Required
equipment on page 284.
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