Ammann ARR 1575, Workshop Manual

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36 ARR 1575
557D116
557D117
557D118
1
1
5 Frame
5�4 Mechanical parts
5�4�1 Swinging support, replacement of the
joint head
Check the swinging support once a year for potential occur-
rence of inadequate clearance.
Hang the roller on a crane (central suspension).
The clearance can be checked when lifting and lowering the
roller (visual check).
5�4�2 Replacement of swinging joint bearing
Check the swinging joint once a year for potential occurrence of
inadequate clearance. If axial clearance exceeds 4 mm, the joint
must be replaced (Chapter 5.4.10).
Hang the roller on a crane (central suspension).
The clearance can be checked when lifting and lowering the
roller.
5�4�3 Steering piston, bearing lubrication
To lubricate the piston, completely turn the roller.
Move the roller from right to left briefly. This will unload the
bearing.
Clean the grease nipple head (1) before lubrication.
Put a grease gun on the nipple.
Inject a sufficient quantity of grease so that it flows out of the
bearing.
Re-attach the protective cover.
Material damage in case of excessive wear!
Lubricate the bearing after every roller cleaning/
spraying�