4 Repair
4.3.3. Replacement of complete arm system
1273HAC026660-001 Revision: C
© Copyright 2006-2008 ABB. All rights reserved.
Refitting, complete arm system
The procedure below details how to refit the complete arm system to the robot.
2.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
3. Remove the covers from the base and the
frame.
4. Release the cable harness from below upwards
to the lower arm by:
• disconnecting all the connectors inside
the base and the frame.
• removing all cable ties and brackets
inside the base and the frame.
The cable layouts inside the base and
the frame are shown in the figures:
• Illustration, cabling inside
base on page 118.
• Illustration, cabling inside
frame on page 117.
5. Push out the VK-cover from inside of the frame. Shown in the figure Location of
complete arm system on page 126.
6.
CAUTION!
The complete arm system weighs 55 kg! All
lifting equipment used must be sized accord-
ingly!
7. Fit lifting slings to the upper arm to unload the
weight of the complete arm system.
8. Unscrew the 12 attachment screws and remove
the one washer.
Be careful when pulling the cabling through
base, frame and lower arm. Use tape to bunch
the connectors and protect them.
9. Gently pull out the cabling from the frame and
base while lifting away the complete arm
system.
10. Check the sealing ring. Replace if damaged.
Action Note
Action Note/Illustration
1.
DANGER!
Turn off all electric power, hydraulic and pneumatic
pressure supplies to the robot!
2. Clean the mating surfaces on both the lower arm
and on the frame with isopropanol. Also clean the
area where the sealing ring is fitted, if it has been
removed.
Continued
Continues on next page
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