u
Remove the screw [1] along with the
respective nut and washer.
Fig. 80: Flat spring on the spreading disc
u
Release the flat spring [2] with the
adjustment lever [3].
Fig. 81: Release the flat spring
u
Push the old extension vane [4] out of the
main vane [5].
Fig. 82: Extension vane and main vane
n
Installing the new extension vane
11. Maintenance and service
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