ABB IRB 6640 Product Manual page 328

4 Repair
4.5.9. Restoring the balancing device using a hydraulic press tool.
Continued
Required equipment
Equipment, etc.
Hydraulic cylinder
Hydraulic pump, 80 MPa
Locking liquid
Standard toolkit
Sikaflex 521FC
Restoring the balancing device
The procedure below details how to restore the balancing device, that is removing the press
tool.
326
Action
1. Refit the hydraulic cylinder to the press tool, in
case it has been removed.
2. Press with the cylinder and the hydraulic pump
until the fix plate is movable again. Turn the pin
on the fix plate to position "Open".
3. Unload the cylinder and make sure the moving
pin indicates that the tool has returned to its
starting position.
4. Remove the hydraulic cylinder.
5. Remove the press tool by unscrewing the bolts. Shown in the figure
6. Refit the gasket to the rear of the balancing
device.
7. Refit the rear cover to the balancing device with
its attachment screws, using locking liquid.
Apply sikaflex 521FX on the cover.
Art. no. Note
3HAC11731-1 To be used with press tool.
3HAC13086-1 To be used with hydraulic cylinder.
- Loctite 577
Used to secure the attachment screws of the
rear cover at the end of the balancing device.
3HAC15571-1 The content is defined in the section
toolkit on page
Note
Shown in the figure
hydraulic cylinder on page
Shown in the figure
hydraulic cylinder on page
Do not apply more pressure than
necessary, it could damage bearings
and sealings at the shaft.
Shown in the figure
hydraulic cylinder on page
hydraulic cylinder on page
xx0700000422
Locking liquid is specified in
equipment on page
Standard
409.
Press tool and
325.
Press tool and
325!
Press tool and
325!
Press tool and
325!
• E: 4 pcs: M10x30, tightening
torque: 50 Nm.
Required
326.
Continues on next page
3HAC026876-001 Revision: F