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After having adjusted the air gaps, on each
retarder side, unscrew the removed shaft end
screws and the removed pressure plate.
Install 2 new shaft end screws and a new pressure
plate supplied with the replacement hub assembly.
With a manual torque wrench, apply a tightening
torque value of 60 Nm ± 20% (44 lb.ft ± 20%)
alternately on these 2 screws.
Use a locking bar to be inserted inside a rotor
cooling canal for preventing the rotation of the
rotor.
Insert a new lock tab in the retaining tab driver
On each retarder side, put in place the lock tab
over the screw heads and hit with a hammer.
Check that the lock tabs are well bottomed over
the shaft end screw heads.