AD 64-15-06
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Scheibe-Flugzeugbau GmbH | L-Spatz 55 | Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders |
Unsafe Condition
Wood deterioration and corrosion in the area of the outer aileron hinge bracket due to trapped moisture.
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Required Actions
Inspect outer aileron hinge brackets and surrounding area for corrosion, rigid attachment, and wood/deterioration within 25 hours' time in service. Repair or replace as per manufacturer's Technical Information No. 1 or FAA equivalent if issues found. Drill 1/4 inch-diameter drain holes in each side of the aileron bracket attachment rib within 25 hours' time in service.
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Compliance Time
Within 25 hours' time in service after the effective date of this AD
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Affected Aircraft
Scheibe-Flugzeugbau GmbH Model L-Spatz 55 Gliders up to serial number 755.
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Federal Register Abstract
Outer Aileron Hinge Brackets
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_64-15-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 64-15-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders Subject: Outer Aileron Hinge Brackets Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 07/27/1964 Make: Scheibe-Flugzeugbau GmbH Model: L-Spatz 55 Product Type: Aircraft Product Subtype: Glider Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 64-15-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 64-15-06 SUBJECT HEADING: Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders ACTION: SUMMARY: DATES: Effective July 27, 1964. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 64-15-06 SCHEIBE-FLUGZEUGBAU: Amdt. 755 Part 507 Federal Register June 26, 1964. Applies to All Model L-Spatz 55 Gliders Up to Serial Number 755. Compliance required as indicated. Because wood deterioration and corrosion have been found in the area of the outer aileron hinge bracket which has been attributed to trapped moisture in this location, accomplish the following: (a) Within the next 25 hours' time in service after the effective date of this AD, inspect outer aileron hinge brackets and the surrounding area for corrosion, for rigid attachment to the wing spar and for deterioration of wood and glue. (Deteriorated wood is generally softer and discolored.) (b) If any corrosion or deterioration is found or if hinge brackets are not rigidly attached to the wing spar, repair or replace as provided for in the manufacturer's Technical Information No. 1 dated January 21, 1964, or FAA approved equivalent, before further flight. (c) Within 25 hours' time in service after the effective date of this AD, drill a 1/4 inch-diameter drain hole in each side of the aileron bracket attachment rib. (Scheibe-Flugzeugbau GMBH Technical Information No. 1 dated January 21, 1964, covers this same subject.) This directive effective July 27, 1964. FOOTER:
Document Text
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AD Final Rules - DRS_64-15-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 64-15-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders Subject: Outer Aileron Hinge Brackets Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 07/27/1964 Make: Scheibe-Flugzeugbau GmbH Model: L-Spatz 55 Product Type: Aircraft Product Subtype: Glider Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 64-15-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 64-15-06 SUBJECT HEADING: Airworthiness Directives; Scheibe-Flugzeugbau Model L-Spatz 55 Gliders ACTION: SUMMARY: DATES: Effective July 27, 1964. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 64-15-06 SCHEIBE-FLUGZEUGBAU: Amdt. 755 Part 507 Federal Register June 26, 1964. Applies to All Model L-Spatz 55 Gliders Up to Serial Number 755. Compliance required as indicated. Because wood deterioration and corrosion have been found in the area of the outer aileron hinge bracket which has been attributed to trapped moisture in this location, accomplish the following: (a) Within the next 25 hours' time in service after the effective date of this AD, inspect outer aileron hinge brackets and the surrounding area for corrosion, for rigid attachment to the wing spar and for deterioration of wood and glue. (Deteriorated wood is generally softer and discolored.) (b) If any corrosion or deterioration is found or if hinge brackets are not rigidly attached to the wing spar, repair or replace as provided for in the manufacturer's Technical Information No. 1 dated January 21, 1964, or FAA approved equivalent, before further flight. (c) Within 25 hours' time in service after the effective date of this AD, drill a 1/4 inch-diameter drain hole in each side of the aileron bracket attachment rib. (Scheibe-Flugzeugbau GMBH Technical Information No. 1 dated January 21, 1964, covers this same subject.) This directive effective July 27, 1964. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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