4 Repair
4.4.4. Replacement of upper arm
2893HAC023082-001 Revision: E
© Copyright 2004-2008 ABB. All rights reserved.
Refitting, upper arm
The procedure below details how to refit the upper arm.
16. Remove the sealing, axis 2/3 from the lower arm. Shown in the figure Location of
upper arm on page 286!
Action Note
Action Note/Illustration
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
For Foundry Prime robots: Do not turn off the air
pressure to motors and SMB.
2. Fit the two guide pins, sealing axis 2/3 in two of
the attachment screw holes on gearbox 3, see
figure to the right.
Guide the new sealing, axis 2/3 into position on
gearbox 3, using the guide pins.
Always use a new sealing when reas-
sembling!
Art. no. is specified in Required
equipment on page 287!
xx0200000166
A. Holes for the guide pins (sealing
axis 2/3).
B. Holes for the upper arm
attachment screws (33 pcs).
C. Holes for the gearbox
attachment screws (not affected
in this instruction).
3. Upper arm including wrist unit:
Fit the lifting eye, VLBG M12 to the attachment
hole, lifting eye on the wrist unit.
Art. no. is specified in Required
equipment on page 287!
Shown in the figure Location of upper
arm on page 286!
Continued
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