Checks and repairs on hydraulic components
Replacing the pipe work
To replace the pipe work, proceed as follows:
Move the unit into the repair position for the lower structures, see from
page 52.
Unscrew the pipe work (A) from the valve block (B) with an open-end
wrench WAF 19.
Unscrew the pipe work (A) from the pump flange (B) with a combination
wrench WAF 14.
Press the functioning pipe work into the screw collar of the valve block.
Hold the screw collar with an open-end wrench WAF 19 and tighten the
sleeve nut as tightly as possible with an open-end wrench WAF 19.
Press the pipe work into the pump flange.
Screw in the pipe work with a torque wrench WAF 14 and a torque of
25 N m.
Check the pipe work, see page 80
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