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FES PROPELLER MANUAL
This manual is accepted by DG Flugzeugbau as manual for the
propeller FES-LS8-P1-102, if used in the LS8-e.
Issued
LZ Design
(DE/EI)
Date
April 2019
LZ design d.o.o. Brod 3D, 1370 Logatec, Slovenia tel +386 59 948 898
Type:
Checked
(CVE/MPI)
Date
info@lzdesign.si
Version 1.21
FES-LS8-P1-102
Wassenaar
20.APR.2021
www.front-electric-sustainer.com
Dirks
Approved
(HoOA/LMPL)
Date
20.APR.2021
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Table of Contents
Related Manuals for LZ design FES-LS8-P1-102
Summary of Contents for LZ design FES-LS8-P1-102
- Page 1 FES-LS8-P1-102, if used in the LS8-e. Wassenaar Dirks Issued Checked Approved LZ Design (DE/EI) (CVE/MPI) (HoOA/LMPL) Date April 2019 Date 20.APR.2021 Date 20.APR.2021 LZ design d.o.o. Brod 3D, 1370 Logatec, Slovenia tel +386 59 948 898 info@lzdesign.si www.front-electric-sustainer.com...
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Page 2: Table Of Contents
FES Propeller Manual Version 1.21 April 2019 Table of Content 1. Important notices ..................... 3 1.1 Limited Warranty ....................3 2. Technical data ......................5 3. Model designation ....................5 4. Construction ......................6 4.1 Certification standards ..................6 4.2 Construction Material ................... 6 4.3 Surface finish ...................... -
Page 3: Important Notices
This product is warranted to be free from defects in materials or workmanship for two years from the date of purchase. Within this period, LZ design will, at its sole option, repair or replace any components that fail in normal use. Such repairs or replacement will be made at no charge to the customer for parts and labor, but the customer shall be responsible for any transportation cost. - Page 4 FES Propeller Manual Version 1.21 April 2019 Warning: Users of FES powered sailplanes should recognize that various types of risks are involved, and they should take all precautions to minimize them, since they cannot be entirely eliminated. The propeller blades are one of the most critical parts of powered sailplane, having vital importance to the flight safety.
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Page 5: Technical Data
Propeller identification placard is located on the propeller sticker (transparent sticker glued on lower surface of the propeller close to the blade suspension). NOTE: Propeller type FES-LS8-P1-102 is identical like FES-VEN-P1-102. It is marked differently due to different type and manufacturer of the sailplane. -
Page 6: Construction
April 2019 4. Construction 4.1 Certification standards Propeller type FES-LS8-P1-102 described here is designed and tested according to CS 22 Subpart J. This manual is intended to comply with CS‐22.1903, providing the essential information for installing, servicing and maintaining the propeller. -
Page 7: Removal Of Propeller Blades
FES Propeller Manual Version 1.21 April 2019 5. Removal of propeller blades 1. Carefully remove white round stickers which are glued over 6 screws, which hold the spinner. Unscrew all 6 M4 countersink screws, with 2,5mm sized hex key, to remove the spinner. -
Page 8: Installation Of Propeller Blades
For LS8 equipped with FES, propeller type is FES-LS8-P1-102. Left blade is marked as L and right blade is marked as 2. Left and right propeller blade have slightly different shape of top center surface due to asymmetric shape of the spinner. - Page 9 FES Propeller Manual Version 1.21 April 2019 5. Before placing washers, crown nuts, and split pins, it is strongly recommended to close motor openings with a tape, as show on photo in previous chapter in order to reduce possibility that any of the small parts could enter into the motor, if it falls through the fingers by coincidence.
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Page 10: Operating Instructions
FES Propeller Manual Version 1.21 April 2019 7. Fix the spinner with four Inox M4x8mm countersink head screws, and two M4x6mm screws. Two screws which are 2mm shorter are located at 60deg and at 300deg angle (upper left and right). Tightening of all 6 screws should be gently with small torque (do not use high torque, as thread in the aluminum plate could be damaged). -
Page 11: Maintenance And Repair
FES Propeller Manual Version 1.21 April 2019 9. Maintenance and repair 1. Periodic control of propeller is required after every 50 hours of motor run or after 12 months, whatever comes first, by air-worthiness controller: - check visually the leading and trailing edge at the root. If there are visible any cracks or other major damages, please contact manufacturer for advice before next flight.
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