ABB IRB 6640 Foundry Prime, Product Manual, Page: 350 / 496

Information Action
Use the lock screw to lock the lower arm
as described above.
DANGER
Secure the weight of the lower arm properly
before releasing the brakes of motor, axis
2!
When releasing the holding brakes of the
motor, the lower arm will be movable and
may fall down!
12
See section
• Manually releasing the brakes on
page 78
To release the brake, connect the 24 VDC
power supply.
Connect to connector R2.MP2:
• + = pin 2
• - = pin 5
13
Remove the attachment screws securing
motor axis 2. 14
For article number see:
• Required equipment - tools etc. on
page 347
Fit guide pins in two of the attachment holes
for the motor, opposite each other.
15
For article number see:
• Required equipment - tools etc. on
page 347
Always use the removal tool in pairs.
If required, press the motor out of position
by fitting the
removal tool, motor to the re-
maining attachment holes for the motor.
16
For article number see:
• Required equipment - tools etc. on
page 347
Remove the removal tool motor and fit the
lifting tool motor axes 2, 3, 4 to the motor.
17
Remove the motor by carefully lifting it
straight up, making sure the motor pinion
does not get damaged. 18
Disconnect the 24 VDC power supply. 19
Preparation of the frame before fitting a new motor
Use this procedure for the preparation of the frame before fitting motor axis 2.
Note Action
Grind the paint edge on the surface carefully
to get a smooth surface. 1
Clean the surface from contamination such
as oil and dirt. 2
Continues on next page
350 Product manual - IRB 6640 Foundry Prime
3HAC040586-001 Revision: N
© Copyright 2011-2018 ABB. All rights reserved.
4 Repair
4.6.2 Replacing motor axis 2
Continued