ABB IRB 6620 Product Manual page 221

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Product manual - IRB 6620
3HAC027151-001 Revision: W
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 2006-2020 ABB. All rights reserved.
4.4.3 Replacement of the upper arm
Note
Art. number is specified in
equipment on page 217.
xx0600003102
• A : Lifting tool
• B : Roundsling
• C : Lifting chain
• D : Hoisting block
Shown in the figure Location of the upper
arm on page 217.
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 172.
Detailed in section Replacement of cable
harness, upper end on page
Continues on next page
4 Repair
Continued
Required
187.
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