4 Repair
4.5.6. Restoring the balancing device
3HAC026876-001 Revision: C
298
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ght
200
6-2008 ABB.
All rights reserved.
Required equipment
Restoring the balancing device
The procedure below details how to restore the balancing device, that is removing the press
tool.
Equipment, etc.
Art. no.
Note
Hydraulic cylinder
3HAC11731-1
To be used with press tool.
Hydraulic pump, 80 MPa
3HAC13086-1
To be used with hydraulic cylinder.
Brush
-
Rust preventive
3HAC026621-001
Equivalent:
•
Mercasol 3106
Locking liquid
-
Loctite 577
Used to secure the attachment screws
of the rear cover at the end of the
balancing device.
Standard toolkit
3HAC15571-1
The content is defined in section
Action
Note
1. Refit the hydraulic cylinder to the press tool, in
case it has been removed.
hydraulic cylinder on page 297
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".
hydraulic cylinder on page 297
Do not apply more pressure than
necessary, it could damage bearings
and sealings at the shaft.
3. Unload the cylinder and make sure the moving
pin indicates that the tool has returned to its
starting position.
hydraulic cylinder on page 297
4. Remove the hydraulic cylinder.
5. Remove the press tool by unscrewing the bolts. Shown in the figure
hydraulic cylinder on page 297
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.
xx0700000422
•
E: 4 pcs: M10x30, tightening
torque: 50 Nm.
Locking liquid is specified in
.
Continued
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