NoteAction
Bits extender: 3HAC12342-1Secure the motor with its attachment
screws and washers.
8
Tightening torque: 50 Nm.
Use a bits extender to reach the screws.
Screws: M10x30 Stainless Steel
(3HAC060786-020) (4 pcs)
Washers: 13x17x2 Stainless Steel
(3HAC060866-003) (4 pcs)
xx1200001071
See Performing a leak-down test on
page 166.
Perform a leak-down test (if not already
done).
9
Disconnect the 24 VDC power supply.10
Refitting the cable harness in the base
NoteAction
xx1700001808
• Make sure that the cables are not
twisted. Each cable must be in line
with its position on the base plate.
• Make sure that the R1.SMB cable
will run on the correct side of the
R1.MP1, see the figure.
1
Continues on next page
Product manual - IRB 6790 535
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
4 Repair
4.8.1 Replacing the axis-1 gearbox
Continued
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