NoteAction
Shown in the figure Location of gearbox unit, axes
1-2 on page 329.
Remove the gearbox/base attach-
ment screws and washer.
14
Separate the base from the gear-
box unit.
15
Refitting, gearbox unit axes 1-2
The procedure below details how to refit the complete gearbox unit, axes 1-2.
NoteAction
Note
It is important that the gearbox and the
mating motor pinion are provided by the
same sub-supplier, make sure to order the
correct spare part! To determine the correct
spare part, see Compatible gearboxes and
motors in Product manual, spare parts - IRB
1600/1660.
1
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot
working area.
2
CAUTION
The gearbox unit weighs 120 kg.
All lifting accessories used must be sized
accordingly!
3
Clean the joints that have been opened.
See Cut the paint or surface on the robot
before replacing parts on page 159
4
Place the gearbox unit with the lower arm
side downwards on a suitable workbench.
5
Clean the mating surfaces of the base and
of the gearbox unit with isopropanol.
6
Art. no. is specified in Required equip-
ment on page 330.
Lubricate the V-ring with grease and fit it to
the gearbox unit.
7
Fit a small amount of Loctite 574 on the
mating surface in the gearbox unit.
8
Shown in the figure Location of gearbox
unit, axes 1-2 on page 329.
Fit the base to the gearbox unit and secure
it with the attachment screws and the
washer.
9
16 pcs, M10 x 40, tightening torque: 70
Nm.
Continues on next page
Product manual - IRB 1600/1660 333
3HAC026660-001 Revision: W
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.7.1 Replacement of gearbox, axes 1-2
Continued
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