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Refitting the upper arm shafts
Use this procedure to refit the upper arm shafts.
3HAC039838-001 Revision: C
Action
Remove the oil plug.
Remove the radial sealing.
Apply the shaft fitting/removing tool.
Note
For information how to use the tool, please
contact ABB.
Remove the shaft.
CAUTION
Release the pressure to 0 bar in the tool when
the shaft has come free!
Remove the shaft fitting/removing tool.
Put the shaft in a clean and safe place.
Remove the axis 2 shaft by following the
steps above.
CAUTION
The upper arm (excluding the tilthouse unit)
weighs 150 kg. All lifting equipment used
must be sized accordingly!
Check the radial sealings in the upper arm.
Replace if damaged.
Remove the upper arm.
Note
Start refitting the shaft on the axis 3 side!
© Copyright 2013 ABB. All rights reserved.
4.4.3 Replacing the upper arm
Note
Shown in the figure:
•
Cut away view of the assembly of
the upper arm components on
page 210
Shown in the figure:
•
Cut away view of the assembly of
the upper arm components on
page 210
For art. no. see:
•
Required equipment on page 211
Note
Perform the removal with care.
Note
The shaft can not have any weight applied
from the upper arm in order to come free,
otherwise it may be jammed! The shaft
should come out by itself. Adjust the lift
of the upper arm, if the shaft seems to be
jammed.
Shown in the figure:
•
Cut away view of the assembly of
the upper arm components on
page 210
Continues on next page
4 Repair
Continued
213
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