Note
Action
Screws: M10x30 Stainless Steel
(3HAC060786-020)
Fit two of the attachment screws and
washers.
11
Washers: 13x17x2 Stainless Steel
(3HAC060866-003)
Remove the guide pins and replace with
the remaining attachment screws.
12
Bits extender: 3HAC12342-1
Secure the motor with its attachment
screws and washers.
13
Tightening torque: 50 Nm.
Use a bits extender in order to reach the
screws.
Screw dimension: M10x30 Stainless Steel
(3HAC060786-020) (4 pcs)
Washers: 13x17x2 Stainless Steel
(3HAC060866-003) (4 pcs)
xx1200001117
See
Performing a leak-down test on
Perform a leak-down test.
14
Lifting back and refitting the lower and upper arm
Use this procedure to lift back and refit the lower and upper arm un-separated.
Note
Action
Connect the 24 VDC power supply to the
axis-2 motor to release the brakes of the
motor.
1
Rotation tool: 3HAB7887-1
Fit the rotation tool, if not already fitted.
2
Guide pin, M16x150: 3HAC13120-2
Fit two guide pins in opposite holes in the
axis-2 gearbox.
Tip
Lubricate the guide pins with some grease
to make the lower arm slide better.
3
Always use guide pins in pairs.
xx1400000360
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566
Product manual - IRB 6790
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
4 Repair
4.8.2 Replacing the axis-2 gearbox
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