72
Maintenance
Attaching ele-
ments
Screwing bolts
tighter
All bolts and nuts must be checked and screwed tighter:
•
after the first 8 working hours
•
depending on the usage frequency of the machine
•
at least once per season
Special torques
Take care of the special torques for the following screwed joints:
•
220 Nm all main frame bolts
All main frame bolts must be checked and screwed tighter:
•
after one working hour
•
every week
•
220 Nm wheel nuts
Check and screw tighter the wheel nuts:
•
after the first 8 working hours
•
every week
•
after every tyre / wheel renewal
220 Nm
220 Nm
Summary of Contents for 7420
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