Hoffmann propeller Airworthiness Directives
Every propeller AD in the library that names Hoffmann as the maker.
4 not superseded, 2 of them with a repeat action. 8 listed in all, newest published November 1, 2022.
4 of 8
- 2022-21-13Requires a maintenance records review and, depending on the results of the maintenance records review, tightening of each propeller blade retention nut to specific torque valuesPropeller hub section · Hoffmann GmbH & Co. KG PropellersSupersedes 2021-23-17Repeat actionNov 1, 2022
- 2005-13-01Requires an ultrasonic inspection of the propeller hub and an eddy current inspection of the propeller hub if any cracks are discovered during ultrasonic inspection[Hoffmann Propeller GmbH & Co KG Models HO-V343 and HO-V343K Propellers]Supersedes 2004-18-01Repeat actionJun 22, 2005
- 2018-20-03 R1Requires the removal and replacement of the affected propeller blades and installation of modified propeller blades marked with a change letter "A" or "B" suffixPropeller assembly · Hoffmann GmbH & Co. KG PropellersSupersedes 2018-20-03Nov 27, 2018
- 2000-04-10Hoffmann Propeller Co. HO27( ) and HO4/27 Series PropellersHoffmann Propeller Co. HO27( ) and HO4/27 Series PropellersFeb 23, 2000
Listed by the model designations in each AD's text. An AD written for a part number, or for "all" engines of a maker, may name no model and so not appear here: search the library for the part or the maker as well.