NoteAction
Shown in the figure:
• Cut away view of the assembly of
the upper arm components on
page 210
Remove the oil plug.16
Shown in the figure:
• Cut away view of the assembly of
the upper arm components on
page 210
Remove the radial sealing.17
For art. no. see:
• Required equipment on page 211
Apply the shaft fitting/removing tool.
Note
For information how to use the tool, please
contact ABB.
18
Note
Perform the removal with care.
Remove the shaft.
CAUTION
Release the pressure to 0 bar in the tool when
the shaft has come free!
19
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.
Remove the shaft fitting/removing tool.20
Put the shaft in a clean and safe place.21
Remove the axis 2 shaft by following the
steps above.
22
CAUTION
The upper arm (excluding the tilthouse unit)
weighs 150 kg. All lifting equipment used
must be sized accordingly!
23
Shown in the figure:
• Cut away view of the assembly of
the upper arm components on
page 210
Check the radial sealings in the upper arm.
Replace if damaged.
24
Remove the upper arm.25
Refitting the upper arm shafts
Use this procedure to refit the upper arm shafts.
Note
Start refitting the shaft on the axis 3 side!
Continues on next page
3HAC039838-001 Revision: C 213
© Copyright 2013 ABB. All rights reserved.
4 Repair
4.4.3 Replacing the upper arm
Continued
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