4 Repair
4.8.1. Replacement of gearbox unit, axes 1-2-3
3HAC022032-001 Revision: E222
© Copyright 2004-2008 ABB. All rights reserved.
2.
The gearbox unit weighs 360 kg (robot
version IRB 4400/45, /60, /L30, /L10 and
IRB 4400/S) or 475 kg (robot version IRB
4450S)! All lifting equipment used must be
sized accordingly!
3.
The base weighs 130 kg! All lifting
equipment used must be sized accordingly!
4. Place the new gearbox unit on a level
surface and support it at position A,
according to the figure on the right.
Make sure the unit is stable and rests
securily on the surface, including the weight
of the base that is to be refitted.
Note! The figure shows the IRB 4400 but
the procedure for the IRB 4450S is the
same.
xx0300000173
Part no. is specified in Required
equipment on page 218
B: Approximately 200mm (IRB 4400
all models)
B: Approximately 230 mm (IRB
4450S)
5. Refit the sealing to the gearbox unit.
Replace it if damaged.
Shown in figure Location of gearbox
unit on page 218
Part no. is specified in Required
equipment on page 218
6. 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.
Action Info/Illustration
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