ABB IRB 6640 Product Manual page 382

4 Repair
4.7.3. Replacement of gearbox, axis 3
Continued
Refitting, gearbox axis 3
The procedure below details how to refit gearbox, axis 3.
380
Action
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. Turn the upper arm in such a
position that the gear mating
surface faces upwards.
3. Fit two guide pins in 180°
relation to each other in the
holes in the upper arm, used for
the gearbox attachment screws.
4.
CAUTION!
The gearbox weighs 60 kg! All
lifting equipment used must be
sized accordingly!
5. Make sure the o-rings are fitted
to the gearbox. Apply grease to
the o-rings to make sure they
stick in their grooves during
assembly.
Replace if damaged!
6. Lift the gearbox to its mounting
position.
7. Turn the gearbox to align the
attachment screw holes with
those in the upper arm.
Note
Art. no. is specified in Required equipment on page
377.
Art. no. is specified in Required equipment on page
377.
xx0200000173
• A: O-ring, gearbox axis 3
3HAC026876-001 Revision: F
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