ABB IRB 6640 Product Manual page 258

4 Repair
4.3.7. Replacement of complete arm system
Continued
256
Action
3. Fit the lifting device as detailed in the figure
to the right.
Also fit a hoisting block to the roundsling put
around the lower arm. Used to adjust the
balance of the arm system in order to lift it
completely level.
4.
CAUTION!
The complete arm system weighs 1250 kg!
All lifting equipment used must be sized
accordingly!
5. Lift the complete arm system and move it at
very low speed, making sure it does not tip!
Make sure the lift is done completely level.
Adjust the length of the chains as detailed in
enclosed instruction or with a hoisting block.
Note
Art. no. is specified in Required
equipment on page 251.
Make sure the lift is done completely
level! How to adjust the lift is described in
the enclosed instruction to the lifting
device.
Read the instructions before lifting!
Releasing the brakes are detailed in
section Manually releasing the brakes on
page 71.
xx0700000349
Parts:
• A: Lifting eye (on armhouse)
• B: Lifting chain
• C: Hoisting block
• D: Lifting chain
• E: Roundsling (put in a loop
around the wrist on the inside)
• F: Roundsling (used to eliminate
any load through the brake on
motor axis 3)
• G: Position for roundsling F, put
behind the mechanical stop pin
• H: Roundsling (put in a loop
around the lower arm
Make sure all the hooks and attachments
stay in the correct position while lifting the
robot!
Continues on next page
3HAC026876-001 Revision: F