Stainless steel fasteners
Due to robot protection type Foundry Prime, some of the attachment screws and
washers used on the robot are made of stainless steel. If damaged or lost, order
new items according to this table.
QuantityWashersScrewsEquipment to be
fastened
6 pcsM5x16 Stainless steel A2-
70 (6 pcs)
Push button cover
9ADA619-56
Removing the brake release unit
Preparations before removing the brake release unit
NoteAction
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
to the robot, before entering the safeguarded space.
1
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the unit
please read the safety information in the section The
unit is sensitive to ESD on page 49
2
xx1700001813
Remove the push button guard from the SMB cover.
The push button guard must be removed to ensure
a correct refitting of the brake release unit.
3
xx1700001593
Check the leak flow value on the flow sensor.
Note the value to be able to compare it when repair
is completed.
4
Continues on next page
248 Product manual - IRB 6790
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
4 Repair
4.4.4 Replacing the brake release unit
Continued
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