ABB IRB 6620LX Product Manual page 218

4 Repair
4.4.3 Replacement of the upper arm
Continued
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218
Action
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.
Fit the guiding pins in gearbox axis 3.
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.
Remove the guiding pins.
Refit motor, axis 3.
Refit the metal clamps securing the cable
harness on the lower arm and armhouse.
Perform a leak-down test of the axis-3
gearbox.
Refit the cable harness, axes 3-6.
© Copyright 2009-2018 ABB. All rights reserved.
Note
Art. number is specified in
equipment on page 214.
xx0600003102
• A : Lifting tool
• B : Roundsling
• C : Lifting chain
• D : Hoisting block
Shown in the figure Location of the upper
arm on page 214.
Detailed in the section Replacement of
motor, axis 3 on page 248.
xx0600003083
• 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.
Detailed in section Replacement of cable
harness, upper end on page
Product manual - IRB 6620LX
3HAC035737-001 Revision: P
Required
195.