4 Repair
4.7.3. Replacement of gearbox, axis 3
3HAC026876-001 Revision: F
378
© Copyri
ght
200
7-2010 ABB.
All rights reserved.
Removal, gearbox axis 3
The procedure below details how to remove gearbox, axis 3.
Action
Note
1.
DANGER!
Turn off all electric power,
hydraulic and pneumatic pressure
supplies to the robot!
For Foundry Prime robots:
Do not turn off the air pressure to
motors and SMB.
2. Secure the upper arm in a
horizontal position using round
slings.
.
3. Remove the motor, axis 3.
.
NOTE!
When removing the motor axis 3, the brake on axis
3 is released. Make sure the upper arm is secured
and disabled to move!
4. Remove the upper arm.
.
5. Remove the sealing, axis 2/3
between the gearbox and lower
arm.
On reassembly a new sealing must be used! Art.
no. is specified in
.
6. Place the upper arm safely on a
workbench, in a fixture or similar.
7. Remove the attachment screws,
gearbox.
Shown in the figure
.
8. Fit the two guide pins in 180°
relation to each other in the
gearbox attachment screw holes.
.
Continued
Continues on next page
Содержание IRB 6640
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