4 Repair
4.5.3. Replacement of balancing device
313
3HAC022033-001 Revision: K
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Co
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rig
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4-
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1 AB
B. All
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ed.
10. Remove the guide pins.
11. Secure the rear of the balancing device by
fastening the two bearing attachments to the
frame with their four
attachment screws.
Shown in the figure
4 pcs, M16x90, 12.9 quality
UNBRAKO, tightening torque: 300
Nm.
Reused screws may be used,
providing they are lubricated as
detailed in section
before fitting.
12. Remove the screws from outside of the bearing
attachments and refit the protection plugs.
13. Raise the balancing device to a position where
the balancing device shaft may be inserted
through the piston shaft front eye.
14. Unload the balancing device with the
press
tool.
Detailed in section
balancing device using hydraulic
press tool. on page 320
.
Art. no. is specified in
!
For an easier reassembling of the
shaft, the piston rod may be pressed
out more than necessary and then
pressed in when fitting the shaft.
15. Lubricate the shaft with grease.
Art. no. is specified in
!
16. Apply the
shaft press tool
to the lubricated
shaft
.
Fit the shaft to the piston shaft front eye through
the hole in the frame, using the shaft press tool
and the
hydraulic pump
.
The hole in the frame is shown in the
figure
!
Art. no. is specified in
!
NOTE!
Make sure the shaft is pressed all the
way to the bottom.
17. Refit the securing screw and washer into the
shaft using
locking liquid.
M16 x 180, tightening torque: 50 Nm.
Locking liquid is specified in
Required equipment on page 309
18. Lubricate the bearing in the ear with
grease
through the lubricating nipple, with a grease
pump.
Fill until excessive grease pierces between the
shaft and the sealing spacer.
Art. no. and amount are specified in
Required equipment on page 309
Lubrication is further detailed in
section
Lubrication of spherical roller
bearing, balancing device on page
221
.
19. Restore the balancing device.
Detailed in section
balancing device using a hydraulic
press tool. on page 324
.
Action
Note
Continued
Continues on next page
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