ABB IRB 4600 - 20/2.50, Product Manual

Page: 284 / 374

Note Action
xx0800000390
Only applicable to axis-3 motor!
Remove the bracket from the axis-3 motor.
10
Parts:
• A: Axis-3 motor
• B: Bracket
Connectors:
• Axis-1 motor: R2.MP1
• Axis-2 motor: R2.MP2
• Axis-3 motor: R2.MP3
• Axis-4 motor: R2.MP4
• Axis-5 motor: R2.MP5
• Axis-6 motor: R2.MP6
Connect to pins:
• + : pin 2
• - : pin 5
CAUTION
The connections for the motor brakes
(24 VDC connection) are phase de-
pendent. If the connection on the pins
is switched, it can cause severe dam-
age to vital parts.
In order to release the brakes of the motor to
be removed, connect the 24 VDC power supply
to the motor.
Only applicable to motors axes 2 and 3!
Release the brake of axis 2 untill the lower arm
firmly rests on the damper.
11
Note
Whenever parting/mating motor and gearbox,
the gears may be damaged if excessive force
is used!
12
See the figure in:
• Location of axis-1 and axis-2
motors on page 278
Remove the attachment screws securing the
motor.
If needed use a 300 mm extension for bits 1/2"
(Motor axis 1). 13
Note
Always use removal tools in pairs diag-
onal to each other.
If required, press the motor out of position by
fitting two screws in the threaded holes in the
motor flange. 14
Continues on next page
284 3HAC033453-001 Revision: H
© Copyright 2009-2013 ABB. All rights reserved.
4 Repair
4.7.1 Removing motors
Continued