ABB IRB 4400/60 Product Manual page 197

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Product manual - IRB 4400
3HAC022032-001 Revision: Q
4.5.3 Replacement of parallel arm / Replacement of bearing
Action
If the bearing is to be changed:
• Heat the new groove ball bearing
to 170°C.
• Fit the bearing to the parallel arm.
If the old bearing is kept:
• Grease the bearing.
Fit the sealing ring to the bearing.
Refit the washer and the 10 attachment
screws that hold the parallel arm to the
gearbox unit.
Move the upper arm to a horizontal pos-
ition with a crane (if not already posi-
tioned horizontal) and refit the tie rod.
Reposition the cabling and tighten the
cable attachment screws.
Recalibrate the robot!
DANGER
Make sure all safety requirements are
met when performing the first test run.
These are further detailed in the section
First test run may cause injury or dam-
age on page 27.
© Copyright 2004-2018 ABB. All rights reserved.
Info/Illustration
Part no. is specified in Required equip-
ment on page 195
Part no. is specified in Required equip-
ment on page 195
10 pcs. M16x80, 12.9 quality UNBRAKO.
Tightening torque: 260.
Reused screws may be used, providing
they are lubricated as detailed in section
Screw Joints in the Product manual, ref-
erence information, before fitting.
Detailed in section Refitting, tie rod on
page 192
xx0300000127
Calibration is detailed in a separate calib-
ration manual enclosed with the calibra-
tion tools.
General calibration information is included
in section Calibration on page
4 Repair
Continued
263.
197