11 Maintenance - General Information
11.3 Deviating tightening torques
58 Original Operating Instructions 150000802_00_en
*)Always replace copper rings
11.3 Deviating tightening torques
Screws/nuts Tightening torque
Nut for shear protection (rotary hub) 300 Nm
Bearing housing for cutting disc 55 Nm
Bearing housing for mower drum 55 Nm
11.4 Venting the friction clutch
NOTICE
Interventions in the friction clutch will lead to a loss of guarantee!
Interventions in the friction clutch change the slip torque. Therefore the machine may be
damaged considerably.
Never intervene in the overload protection.
Only use KRONE original spare parts.
KM000-072
The friction clutch protects tractor and machine from damage. The friction clutch is designed
with non-adjustable torqueM
R
. The the torque is engraved in the housing of the friction clutch
(2).
Venting
ü The machine is in the working position, refer to page46.
ü The machine is shut down and safeguarded, refer to page23.
Remove the universal shaft.
Tighten the nuts (1) evenly.
ð The friction discs are relieved.
Turn the friction clutch.
Turn nuts back up to the thread runout.