ABB IRB 390 Product Manual page 240

5 Repair
5.6.1 Replacing the axis-1, axis 2 and axis-3 motor
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240
Action
Remove the cable bracket attachment screws.
Snap loose the cable connectors from the cable
bracket and disconnect the motor cabling.
To release the brakes, connect the 24 VDC power
supply.
Connect to R3.MP1/R3.MP2/R3.MP3-connector:
• + = pin 2
• - = pin 5
Remove two of the screws and washers securing
the motor.
Fasten two guide pins.
Tip
Lubricate the guide pins with some grease to
make the motor slide better.
Remove the two remaining screws and washers.
© Copyright 2020 - 2021 ABB. All rights reserved.
Note
xx1900001837
xx2000001005
24 VDC power supply
xx1900000760
Guide pin, M8x150: 3HAC15520-2
xx1900001835
Product manual - IRB 390
3HAC066566-001 Revision: B