4 Repair
4.7.4. Replacement of gearbox, axis 6
2473HAC027151-001 Revision: B
© Copyright 2006-2008 ABB. All rights reserved.
2. Make sure the o-ring is fitted to the rear of
the gearbox. Lubricate the o-ring with
grease.
Art. no. is specified in Required equipment
on page 245.
xx0100000132
• A: O-ring, gearbox axis 6
3. Release the holding brake of motor axis 6. Detailed in section Manually releasing the
brakes on page 61.
4. Insert the gearbox, axis 6 into the wrist unit. Art. no. is specified in Required equipment
on page 245.
Shown in the figure Location of gearbox on
page 244.
Make sure the gears of the gearbox mate
with the gears of the motor!
5. Secure the gearbox with the attachment
screws and washers.
Shown in the figure Location of gearbox on
page 244.
8 pcs : M8 x 40, 12.9 quality UNBRAKO,
Tightening torque: 30 Nm.
Reused screws may be used, providing
they are lubricated as detailed in section
Screw joints on page 261 before fitting.
6. Refit the turning disk. Detailed in section Refitting, turning disk on
page 177.
7. Perform a leak-down test. Detailed in section Performing a leak-down
test on page 148.
8. Refill the gearbox with oil. Detailed in section Oil change, gearbox
axis 6 on page 139.
9. Recalibrate the robot. Calibration is detailed in a separate
calibration manual, enclosed with the
calibration tools.
General calibration information is included
in section Calibration information.
Action Note
Continued
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