NoteAction
Art. number is specified in Required
equipment on page 222.
xx0600003102
Fit the lifting tool on the upper arm as de-
tailed in the enclosed instructions and lift it
to its mounting position.
Also fit a hoisting block to the front which
is used to adjust the balance of the upper
arm in order to lift it completely level.
3
• A : Lifting tool
• B : Roundsling
• C : Lifting chain
• D : Hoisting block
Fit the guiding pins in gearbox axis 3.4
Shown in the figure Location of the upper
arm on page 222.
Refit the attachment screws securing the
upper arm to the gearbox.
Note! Do not forget the four screws inside
the hole in the upper arm.
5
Remove the guiding pins.6
Detailed in the section Replacement of
motor, axis 3 on page 253.
Refit motor, axis 3.7
xx0600003083
Refit the metal clamps securing the cable
harness on the lower arm and armhouse.
8
• A: Metal clamp, lower arm (2 pcs)
• B: Metal clamp, gearbox axis 3
• C: Metal clamp, armhouse
Detailed in section Performing a leak-
down test on page 178.
Perform a leak-down test of the axis-3
gearbox.
9
Detailed in section Replacement of cable
harness, upper end on page 192.
Refit the cable harness, axes 3-6.10
Continues on next page
226 Product manual - IRB 6620
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.4.3 Replacement of the upper arm
Continued
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