ABB OmniCore IRB 6720 Product Manual page 497

Removing the axis-2 gearbox
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Product manual - IRB 6720
3HAC085697-001 Revision: C
Action
Remove two attachment screws from op-
posite positions and replace them with
guide pins.
CAUTION
Use stoppers on the guide pins.
Tip
Use different lengths on the guide pins to
simplify guidance.
Tip
Lubricate the guide pins with some grease
to make the lower arm slide better.
Leave one of the upper attachment screws
and remove the rest. The remaining screw
is used to prevent the gearbox from falling
down.
CAUTION
The weight of the gearbox is 60 kg
All lifting accessories used must be sized
accordingly.
Remove the remaining screw left in the
gearbox.
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5.8.2 Replacing the axis-2 gearbox
Note
Guide pin, M12x150 / Guide pin, M12x200:
3HAC13056-2 / 3HAC13056-3
Always use guide pins in pairs.
xx2000000464
xx2000000465
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5 Repair
Continued
497