---
title: "MODULE 17. PROPELLER — Part-66 · Avioverse"
description: "(Appendix I to Part-66) MODULE 17. PROPELLER LEVEL A1 A2 B1.1 B1.2 B1.E B3 17.1 Fundamentals 1 2 17.2 Propeller construction 1 2 17.3 Propeller pitch…"
url: "https://avioverse.aero/regulations/easa/continuing-airworthiness/part-66/appendices-to-annex-iii-part-66/module-17-propeller"
---

# MODULE 17. PROPELLER

Annex III (Part-66) · Regulation (EU) No 1321/2014 · EAR revision 2 Sep 2025

Official sources: [EASA Easy Access Rules (opens in a new tab)](https://www.easa.europa.eu/en/document-library/easy-access-rules/easy-access-rules-continuing-airworthiness) · [EUR-Lex 2014/1321 (opens in a new tab)](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32014R1321)

IR Implementing rule

## MODULE 17. PROPELLER

(Appendix I to Part-66)

| MODULE 17. PROPELLER                                                           | LEVEL |                   |
| ------------------------------------------------------------------------------ | ----- | ----------------- |
|                                                                                | A1 A2 | B1.1 B1.2 B1.E B3 |
| 17.1 Fundamentals                                                              | 1     | 2                 |
| 17.2 Propeller construction                                                    | 1     | 2                 |
| 17.3 Propeller pitch control                                                   | 1     | 2                 |
| 17.4 Propeller synchronising                                                   | —     | 2                 |
| 17.5 Propeller ice protection                                                  | 1     | 2                 |
| 17.6 Propeller [maintenance](https://avioverse.aero/glossary/easa/maintenance) | 1     | 3                 |
| 17.7 Propeller storage and preservation                                        | 1     | 2’                |

IR — Regulation (EU) No 1321/2014 · Continuing Airworthiness Easy Access Rules · EAR revision 2 Sep 2025

[All rules in APPENDICES TO ANNEX III (Part-66)](https://avioverse.aero/regulations/easa/continuing-airworthiness/part-66/appendices-to-annex-iii-part-66)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 2025, extracted 2 Nov 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.