ABB IRB 6700 Product Manual page 488

4 Repair
4.8.2 Replacing the axis-2 gearbox
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Action
DANGER
When releasing the holding brakes of the
motor, the lower arm will be movable and
may fall down! Before continuing, the lower
arm must be secured! See above!
To release the brake, connect the 24 VDC
power supply.
Connect to connector R2.MP2, axis-2 mo-
tor:
• + = pin 2
• - = pin 5
Remove the attachment screws securing
the motor.
Use a bits extender in order to reach the
screws.
Fit guide pins in opposite holes.
CAUTION
Whenever parting/mating motor and gear-
box, the gears may be damaged if excess-
ive force is used!
If required, press the motor out of position
by using the removal tool in opposite holes
of the motor.
CAUTION
The motor weighs 26 kg.
All lifting accessories used must be sized
accordingly!
Apply the lifting accessory.
Use caution and lift the motor out on the
guide pins, in order to get the pinion away
from the gear and let it rest on the guide
pins.
Disconnect the 24 VDC power supply.
© Copyright 2013 ABB. All rights reserved.
Note
Bits extender: 3HAC12342-1
xx1200001117
Guide pin, M12x150: 3HAC13056-2
Always use guide pins in pairs!
Removal tool M14: 3HAC047108-001
Lifting accessory, motor: 3HAC15534-1
3HAC044266-001 Revision: -