# AD 69-01-03: Lower Wing Access Door

- Type: Airworthiness directive
- Status: Current
- Products: Maryland Air Industries F-27, F-27A, F-27B, F-27F, F-27G, F-27J, F-27M, FH-227, FH-227B, FH-227C, FH-227D and FH-227E
- Effective: January 4, 1969
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-705
- Registered aircraft: 1 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BCD159B53CD3A61E8625698800731A97.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/69-01-03

## The airworthiness directive

69-01-03 FAIRCHILD-HILLER: Amendment 39-705. Applies to Fairchild Hiller F-27 Type and FH-227 type airplanes certificated in all categories.

For airplanes having 5,000 or more hours time in service as of the effective date of this Airworthiness Directive, accomplish the following:

  (a) Before further flight, install the following placard in the cockpit in full view of the pilot.

"Do not operate aircraft above 180 knots IAS" Such placard to be removed upon completion of inspections as noted in (b).

  (b) To detect cracks in the lower wing outer panel skin, access door land, and stringers at wing stations 194, 197 and 204, accomplish the following within the next 25 hours time in service after the effective date of this Airworthiness Directive, unless already accomplished within the last 25 hours time in service.

  (1) Inspect for cracks both the left and right lower wing access door area using X-Ray inspection procedures in accordance with Fairchild Service Bulletin 51-2 for X-Ray Pictures No. 1AL and 1AR with the X-Ray head located at the intersection of wing stations 194, 197 and 204 with both door edges for a total of six X-Ray pictures per side. Particular attention should be given for cracks propagating from the access door-land attach screw holes.

  (c) Prior to further flight cracks must be repaired in accordance with a repair approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region or replaced with a part of the same part number that has been inspected in accordance with (b) or with an equivalent part approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region.

  (d) Report the results of inspection findings required by this A.D. to the Chief, Engineering and Manufacturing Branch, FAA Eastern Region (Reporting approved by the Bureau of the Budget under BOB No. 04-R0174).

This amendment is effective January 4, 1969, and was effective upon receipt by all recipients of the telegram dated December 19, 1968 which contained this amendment.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 7A1](https://openairdocs.org/tcds/7A1): Maryland Air Industries Inc.; names 12 of 12 models: FH-227B, FH-227C, FH-227D, F-27, F-27A, F-27M, F-27J, FH-227E…

## 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: 1 (1 by airframe model, 0 by engine model)
- Makers: Fairchild 1

Models with the most aircraft:

- [Fairchild F-27F](https://openairdocs.org/model/fairchild-f-27f): 1 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/69-01-03/models.md
Every aircraft: https://openairdocs.org/ad/69-01-03/aircraft.md

Its text cites no advisory circulars or STCs.

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