# AD 69-13-08: Fuel Line Leak

- Type: Airworthiness directive
- Status: Current
- Products: B-N Group BN-2, BN-2A, BN-2A-2, BN-2A-20, BN-2A-21, BN-2A-26, BN-2A-27, BN-2A-3, BN-2A-6, BN-2A-8, BN-2A-9, BN2A MK. III and 2 more
- Effective: July 2, 1969
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-791
- Registered aircraft: 52 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/14AD9862C02EC5FD86256A4500703C98.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/69-13-08

## The airworthiness directive

69-13-08 BRITTEN-NORMAN LTD: Amdt. 39-791 applies to BN-2 and BN-2A Aircraft with fuel line P/N NB-57-439. Compliance required as indicated. (a) To prevent fuel leaks in the engine compartment, before the next flight and before each subsequent flight, inspect fuel line P/N NB-57-439 installed between the engine driven fuel pump and the carburetor for evidence of leakage in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB.11 Issue 2 dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. (b) If during the inspection required by paragraph (a) of this AD evidence of leakage is found, replace P/N NB-57-439 with a serviceable part of the same part number, or with Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5. (c) The repetitive inspections required by paragraph (a) of this AD may be discontinued when Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5 has been installed in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB 11 Issue 2, dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. This amendment becomes effective July 2, 1969.

## Affected data sheets (2) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A17EU](https://openairdocs.org/tcds/A17EU): Britten-Norman Aerospace Ltd.; names 11 of 18 models: BN-2A-2, BN-2A-9, BN-2A-26, BN-2A-27, BN-2A-3, BN-2A-8, BN-2A-20, BN-2A-21…
- [TCDS A29EU](https://openairdocs.org/tcds/A29EU): Britten-Norman Aerospace Ltd.; names 3 of 3 models: BN2A MK. III, BN2A MK. III-2, BN2A MK. III-3

## 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: 52 (52 by airframe model, 0 by engine model)
- Makers: Britten-Norman 47, Britten Norman 3, B-N Group 1, Pilatus Britten-Norman 1

Models with the most aircraft:

- [Britten-Norman BN2A-26 ISLANDER](https://openairdocs.org/model/britten-norman-bn2a-26-islander): 14 aircraft (airframe model)
- [Britten-Norman BN-2A](https://openairdocs.org/model/britten-norman-bn-2a): 8 aircraft (airframe model)
- [Britten-Norman BN-2A-8](https://openairdocs.org/model/britten-norman-bn-2a-8): 8 aircraft (airframe model)
- [Britten-Norman BN-2A-27](https://openairdocs.org/model/britten-norman-bn-2a-27): 5 aircraft (airframe model)
- [Britten-Norman BN-2A-9](https://openairdocs.org/model/britten-norman-bn-2a-9): 4 aircraft (airframe model)
- [Britten-Norman BN-2A-20](https://openairdocs.org/model/britten-norman-bn-2a-20): 3 aircraft (airframe model)
- [Britten Norman BN-2A MK III](https://openairdocs.org/model/britten-norman-bn-2a-mk-iii): 2 aircraft (airframe model)
- [Britten-Norman BN-2A-21](https://openairdocs.org/model/britten-norman-bn-2a-21): 2 aircraft (airframe model)
- [Britten-Norman BN-2 ISLANDER](https://openairdocs.org/model/britten-norman-bn-2-islander): 1 aircraft (airframe model)
- [Britten-Norman BN-2A-6](https://openairdocs.org/model/britten-norman-bn-2a-6): 1 aircraft (airframe model)
- [Britten Norman BN 2A MKIII 2](https://openairdocs.org/model/britten-norman-bn-2a-mkiii-2): 1 aircraft (airframe model)
- [B-N Group BN-2A-26](https://openairdocs.org/model/b-n-group-bn-2a-26): 1 aircraft (airframe model)
- [Britten-Norman BN-2A-26](https://openairdocs.org/model/britten-norman-bn-2a-26): 1 aircraft (airframe model)
- [Pilatus Britten-Norman BN-2A-26](https://openairdocs.org/model/pilatus-britten-norman-bn-2a-26): 1 aircraft (airframe model)

All 14 models: https://openairdocs.org/ad/69-13-08/models.md
Every aircraft: https://openairdocs.org/ad/69-13-08/aircraft.md

Its text cites no advisory circulars or STCs.

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