General Maintenance Instructions
47
After that, retighten the screws every 700 operating hours or at shorter inter-
vals, if required due to special operating conditions, or every six months, at the
latest.
If this requirement is not met, personal and material damage may be the
consequence.
Checking the screws for loosening/replacing the screws:
-Relieve the screws of any external load
-Check the tightening torque using a torque wrench and adjust it to the values listed
above
-Replace loose screws
Check the tilting play:
Wear and tear in the bearing system results in a changed bearing play. For this rea-
son, the bearing play must be checked at regular intervals.
Check the tilting play after 2000 operating hours or after 12 months, at the latest.
If this requirement is not met, personal and material damage may be the conse-
quence.
