ABB IRB 4400/60 Product Manual page 251

Step
4
5
6
7
8
9
10
11
12
Product manual - IRB 4400
3HAC022032-001 Revision: Q
Action
Place the new gearbox unit on a level sur-
face and support it at position A, according
to the figure on the right.
Make sure the unit is stable and rests secur-
ily on the surface, including the weight of
the base that is to be refitted.
Refit the sealing to the gearbox unit.
Replace it if damaged.
Raise the base and fit it to the gearbox unit.
Align the hole pattern of the base to the
gearboxes. Turn the gear if necessary by
the motor pinion, axis 1.
Refit the base with the attachment screws
and washers, gearbox unit.
Refit the bottom plate with its attachment
screws.
Strap the gearbox unit as in the removal in-
struction
Lift the gearbox unit together with the base
and use the hoisting block to tip the com-
plete assembly backward by 90°, into nor-
mal mounting position.
Refit the robot to the foundation.
Refit the complete arm system.
© Copyright 2004-2018 ABB. All rights reserved.
4.8.1 Replacement of gearbox unit, axes 1-2-3
Info/Illustration
xx0300000173
Part no. is specified in
equipment on page 247
B: Approximately 200mm (IRB 4400
models)
Shown in figure
unit on page 247
Part no. is specified in
equipment on page 247
Shown in figure
unit on page 247
Attachment: 14 pcs, M16x80-12.9
UNBRAKO.
Tightening torque: 260 Nm.
Reused screws may be used, provid-
ing they are lubricated as detailed in
Screw joints in the Product manual,
reference information before fitting.
Shown in the figure
box unit on page 247
See section
page 248
Detailed in section
complete arm system on page 156
4 Repair
Continued
Required
Location of gearbox
Required
Location of gearbox
Location of gear-
Removal, gearbox unit on
Replacement of
Continues on next page
251