Certified FLASH-R
12/27
Installation on the aircraft 5.2.
As presented in section 4.1. Mounting configuration of the FLASH-R propeller, several mountings are possible:
1. Installing directly on propeller-shaft of the engine
2. Use a spacer for spacing propeller from the propeller-shaft
3. Use an adaptor spacer to adjust the diameter fixing of the propeller and for spacing the propeller from the
propeller-shaft
5.2.1. Direct installation on the aircraft
The direct installation of the FLASH-R propeller is possible only with the following conditions:
Engine propeller-shaft type Rotax (6 indexing dowels Ø13 on P.C.D. Ø101.6mm/Ø4")
Engine propeller-shaft out of the engine hood of 14mm for the mounting of the DUC spinner
If needed, see in annex 9.1 Dimension of the engine propeller-shaft.
Remark: All engines having a propeller-shaft with a P.C.D. Ø101.6mm/Ø4" can install the FLASH propeller directly.
The holes of the metal inserts of the rear half-hub must be adapted to suit with the indexing dowels of the
propeller-shaft. For further information, contact the DUC Propellers.
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