4 Repair
4.6.2. Replacement of motor axis 2
3HAC026876-001 Revision: F
334
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7-2010 ABB.
All rights reserved.
6. Remove the cable gland cover at
the cable exit by unscrewing its two
attachment screws.
Shown in the figure
.
Make sure the gasket is not damaged!
7. Disconnect all connectors beneath
the motor cover.
8.
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!
Use the lock screw to lock the lower arm, as
detailed above!
9. In order to release the brake,
connect the 24 VDC power supply.
Connect to connector R2.MP2
•
+: pin 2
•
-: pin 5
10. Remove the motor by unscrewing its
four attachment screws and plain
washers.
11. Fit the two guide pins in two of the
motor attachment holes.
Shown in the figure
.
12. If required, press the motor out of
position by fitting the removal tool,
motor to the remaining motor
attachment holes.
Shown in the figure
.
Always use the removal tools in pairs!
13. Remove the removal tools and fit
the lifting tool, motor axis 2, 3, 4 to
the motor.
14. Lift the motor to get the pinion away
from the gear.
Make sure the motor pinion does not get
damaged!
15. Remove the motor by gently lifting it
straight out and place it on a secure
surface. Disconnect the brake
release voltage.
Action
Note
Continued
Continues on next page
Содержание IRB 6640
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