Removal
The procedure below details how to remove the gearbox axis 1.
NoteAction
Decide which calibration routine to use, and
take actions accordingly prior to beginning
the repair procedure.
1
DANGER
Turn off all:
• electric power supply to the robot
• hydraulic pressure supply to the ro-
bot
• air pressure supply to the robot
Before entering the robot working area.
2
Detailed in section Replacement of motor,
axis 1 on page 242.
Remove motor, axis 1.3
Detailed in section Replacement of cable
harness, lower end (axes 1-2) on page 185.
Remove the cable harness, axes 1-2.
Secure the cable harness to the robot in a
safe way, that it will not be damaged in the
continued removal procedure.
4
Run an overhead crane to a position above
the robot.
5
CAUTION
The complete arm system weighs 590 kg!
All lifting equipment used must be sized
accordingly!
6
Lift the robot (without the base) and put it
safely on its side on the floor.
7
Detailed in section Orienting and securing
the robot on page 87.
Remove the robot´s attachments screws in
order to unfasten the base from the founda-
tion.
8
Art. no. is specified in Required equipment
on page 277.
Fit two lifting eyes on each side of the
gearbox and secure it with a roundsling.
9
Art. no. is specified in Required equipment
on page 277.
Attach the lifting tool to the gearbox.10
CAUTION
The complete gearbox unit and base weighs
241 kg together! (Base: 133 kg, gearbox
unit: 108 kg.) All lifting equipment used must
be sized accordingly!
11
Art. no. is specified in Required equipment
on page 277.
Lift the robot base with gearbox axis 1, to
allow fitting the support, base and gear axis
1 on each side of the base.
12
Continues on next page
Product manual - IRB 6620 279
3HAC027151-001 Revision: T
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.7.1 Replacement gearbox axis 1
Continued
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