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4 Repair
4.4.4. Replacement of complete lower arm
Continued
260
Action
2. Remove the upper arm.
3. Disconnect and remove the cables from inside
the lower arm.
Release any cable attachments.
4. Apply the lifting eye to the balancing device
and raise to unload the device.
5. Unload the balancing device in order to make
the piston rod and front ear adjustable when
pulling the front shaft out.
6. Remove the securing screw from the
balancing device front shaft.
7. Apply the shaft puller tool to the shaft through
the hole in the frame.
The shaft has a M20 thread diameter and a 40
mm depth of thread, as shown in the figure to
the right.
Pull the shaft out using the puller tool and the
hydraulic pump.
8. Lower the balancing device until it rests safely
against the bottom of the frame, out of reach
from the lower arm.
9. Move the lower arm backwards to the lowest
position possible.
10.
CAUTION!
The lower arm weighs 225 kg! All lifting
equipment used must be sized accordingly!
Note
Detailed in section
Replacement of
complete upper arm on page
Detailed in section
Replacement of
cable harness, axes 1-4 on page
Art. no. is specified in
Required
equipment on page
258.
Attachment is shown in the figure
Location of lower arm on page
Detailed in section
Unloading the
balancing device on page
Shown in the figure
Location of lower
arm on page
257.
Art. no. is specified in
Required
equipment on page
258.
xx0300000060
NOTE!
The dimension of the shaft puller tool is
M20. Do not mix up with the shaft press
tool used when mounting the shaft.
xx0300000015
Continues on next page
3HAC022033-001 Revision: E
252.
221.
257.
290.
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