# Special Conditions; Thielert Aircraft Engines (TAE) GmbH, Piper PA 28-161 Cadet, Warrior II and Warrior III Series Airplanes; Diesel Cycle Engine Using Turbine (Jet) Fuel
> **Rule** · Final special conditions. · Published 2006-07-26 · Effective 2006-07-19 · 71 FR 42251
## Document
- **Document number:** E6-11878
- **Category:** other
- **Type:** Rule
- **Action:** Final special conditions.
- **Citation:** 71 FR 42251
- **Publication date:** 2006-07-26
- **Effective date:** 2006-07-19
- **FAA docket:** Docket No. CE248, Special Conditions No. 23-188-SC
## Abstract

These special conditions are issued for the Piper PA 28-161 Cadet, Warrior II and Warrior III series airplanes, with the installation of a Thielert Aircraft Engines (TAE) Model TAE 125-1 aircraft diesel engine (ADE). These airplanes will have a novel or unusual design feature(s) associated with the installation of a diesel cycle engine utilizing turbine (jet) fuel. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for installation of this new technology engine. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/07/26/E6-11878/special-conditions-thielert-aircraft-engines-tae-gmbh-piper-pa-28-161-cadet-warrior-ii-and-warrior)
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