# AD 92-16-05: Stabilizer De-Icer Boot System

- Type: Airworthiness directive
- Status: Current
- Products: Saab AB, Saab Aerosystems SAAB 340B
- Effective: September 8, 1992
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-8314
- Docket: 92-NM-54-AD
- Registered aircraft: 58 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CD1E63A6952BFF1D86256A1F0056AF64.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/92-16-05

## The airworthiness directive

92-16-05 SAAB-SCANIA: Amendment 39-8314. Docket No. 92-NM-54-AD. Applicability: Model SAAB 340B series airplanes; serial numbers 240 through 299, inclusive; airplanes, certificated in any category.

Compliance: Required as indicated, unless accomplished previously.

To prevent the accumulation of ice and subsequent reduced controllability of the airplane and stall margins, accomplish the following:

  (a) Within 60 days after the effective date of this AD, modify the stabilizer de-icer boot system in accordance with SAAB-SCANIA Service Bulletin 340-30-039, dated December 16, 1991.

  (b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Standardization Branch.

NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Standardization Branch.

  (c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.

  (d) The modification shall be done in accordance with SAAB-SCANIA Service Bulletin 340-30-039, dated December 16, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from SAAB-SCANIA AB, Product Support, S-581.88, Linkoping, Sweden. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, Washington; or at the Office of the Federal Register, 1100 L Street NW., Room 8401, Washington, DC.

  (e) This amendment becomes effective on September 8, 1992.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A52EU](https://openairdocs.org/tcds/A52EU): Saab AB; names 1 of 2 models: SAAB 340B

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 58 (58 by airframe model, 0 by engine model)
- Makers: Saab-Scania 42, Saab 15, Saabscania 1

Models with the most aircraft:

- [Saab-Scania SAAB 340B](https://openairdocs.org/model/saab-scania-saab-340b): 42 aircraft (airframe model)
- [Saab SAAB 340B](https://openairdocs.org/model/saab-saab-340b): 15 aircraft (airframe model)
- [Saabscania SAAB 340B](https://openairdocs.org/model/saabscania-saab-340b): 1 aircraft (airframe model)

All 5 models: https://openairdocs.org/ad/92-16-05/models.md
Every aircraft: https://openairdocs.org/ad/92-16-05/aircraft.md

Its text cites no advisory circulars or STCs.

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