4 Repair
4.3.13. Replacement of motor axis 4
3HAC030005-001 Revision: -152
© Copyright 2006 ABB. All rights reserved.
2. Insert the new
motor, do not
tighten the screws.
CAUTION!
Fit the motor, making sure the motor pinion is properly mated to the
gear wheel, do not use force or the motor pinion may get
damaged.
3. Push on the motor
flange gently in
direction (A), at the
same time as you
feel for the
backlash by
moving the
outgoing axis (B)
back and forward.
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4. Ensure that the
gear is kept
absolutely still.
Apply Loctite 243
and tighten the
screw (D) in figure
Location on page
150.
Tightening Torque 9 Nm
5. Check the play
again.
If there is a backlash, loosen the screws (D) and go back to step 3.
6. Fill the gearbox
with oil.
Lubrication specified in section Oil and Grease specification on
page 199.
7. Refit the gear box
with motor.
Described in section Replacement of Gearbox Unit 4 on page 144.
8. Refit the base
cover.
Described in section Replacement of base cover gasket on page
116.
Action Note
Continued
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