AD 87-02-01

final rule

Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)

AD Number
87-02-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGM 2-37 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23D Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23F Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23G Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23H Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-23H-15 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26B Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26C Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26D Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-26E Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-34 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-34R Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-35 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-35A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-35C Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 1-36 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-32 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-33 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-33A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-33AK Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-8 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGS 2-8A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU-1-19 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU-1-19A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22 Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22A Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22B Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22C Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22CK Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22E Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation SGU 2-22EK Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
aircraft K & L Soaring LLC | Schweizer Aircraft Corporation TG-3A Army Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)

Unsafe Condition

The possibility of the tow-hook inadvertently slipping out of the release-arm and releasing the tow-line, which could result in a forced landing.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Within the next 5 tow release actuations after the effective date, inspect the tow-release installation for proper part numbers, excessive wear, and possible rework or replacement of parts per Schweizer Service Bulletin No. SA-001. Perform the operational check per Figure 4 in the same service bulletin. Thereafter, at intervals not exceeding 100 hours time-in-service, repeat the inspection steps in Part 3B, 3C and Figure 4 of SA-001.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the next 5 tow release actuations after the effective date of this AD, and thereafter at intervals not to exceed 100 hours time-in-service.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Schweizer Aircraft Corp. models: SGU 1-7, SGS 2-8 (TG-2), SGS 2-12 (TG-3), SGU 1-19, SGU 1-20, SGU 1-21, SGU 2-22, 2-22A, 2-22C, 2-22CK, 2-22E, 2-22EK, SGS 1-23, 1-23B, 1-23C, 1-23D, 1-23E, 1-23F, 1-23G, 1-23H, 1-23H15, SGS 1-24, SGS 1-26, 1-26A, 1-26B, 1-26C, 1-26D, 1-26E, SGS 2-32, SGS 2-33, 2-33A, 2-33AK, SGS 1-34, 1-34R, SGS 1-35C, SGS 1-36 (Sprite), all serial numbers.

AI-generated summary from the source AD text. Verify against the official source before acting.

Federal Register Abstract

Tow-Release Installation Inspection

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_87-02-01.html
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AD Number:
87-02-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
Subject:
Tow-Release Installation Inspection
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/21/1987
Make:
K & L Soaring LLC | Schweizer Aircraft Corporation
Model:
SGM 2-37 | SGS 1-23 | SGS 1-23D | SGS 1-23F | SGS 1-23G | SGS 1-23H | SGS 1-23H-15 | SGS 1-26 | SGS ...Show more
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: 87-02-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5512

AD NUMBER:   87-02-01

SUBJECT HEADING:   Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)

ACTION:  

SUMMARY:  

DATES:   Effective January 21, 1987.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
87-02-01 SCHWEIZER AIRCRAFT CORP.: Amendment 39-5512. Applies to all Schweizer gliders (including kit built), all serial numbers certificated in any category, and all models listed below:

SGU 1-7
SGS 2-8 (TG-2)
SGS 2-12 (TG-3)
SGU 1-19
SGU 1-20
SGU 1-21
SGU 2-22, 2-22A, 2-22C, 2-22CK, 2-22E, 2-22EK
SGS 1-23, 1-23B, 1-23C, 1-23D, 1-23E, 1-23F, 1-23G, 1-23H, 1-23H15
SGS 1-24
SGS 1-26, 1-26A, 1-26B, 1-26C, 1-26D, 1-26E
SGS 2-32
SGS 2-33, 2-33A, 2-33AK
SGS 1-34, 1-34R
SGS 1-35C
SGS 1-36 (Sprite)

Compliance is required as indicated unless already accomplished.

To prevent the possibility of the tow-hook inadvertently slipping out of the release-arm and releasing the tow-line, which could result in a forced landing, accomplish the following:

(a) Within the next 5 tow release actuations after the effective date of this AD, perform the following:

(1) Inspect the tow-release installation for proper part numbers, excessive wear, and possible rework or replacement of parts in accordance with Part 3A, 3B, and 3C in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

(2) Perform the operational check in accordance with Figure 4 in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

(b) Thereafter, at intervals not to exceed 100 hours time-in-service, accomplish the steps in Part 3B, and 3C, and Figure 4 in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

Upon request, an equivalent means of compliance with the requirements of this AD may be approved by the Manager, New York Aircraft Certification Office, Aircraft Certification Division, Federal Aviation Administration, New England Region, 181 South Franklin Avenue, Room 202, Valley Stream, New York 11581, Telephone (516) 791-6680.

Upon submission of substantiating data by an owner or operator through an FAA maintenance inspector, the Manager, New York Aircraft Certification Office, may adjust the compliance time specified in this AD.

Schweizer Service Bulletin No. SA-001, dated October 3, 1986, identified and described in this document, is incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not received this document from the manufacturer may obtain copies upon request to Schweizer Aircraft Corp, P.O. Box 147, Elmira, New York 14902, Telephone (607) 739-3821. This document also may be examined at the Office of the Regional Counsel, Federal Aviation Administration, New England Region, 12 New England Executive Park, Burlington, Massachusetts 01803, Rules Docket Number 86-ANE-46, Room 311, between the hours of 8:00 a.m. and 4:30 p.m. Monday through Friday, except Federal holidays.

This amendment becomes effective on January 21, 1987.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_87-02-01.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
87-02-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)
Subject:
Tow-Release Installation Inspection
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/21/1987
Make:
K & L Soaring LLC | Schweizer Aircraft Corporation
Model:
SGM 2-37 | SGS 1-23 | SGS 1-23D | SGS 1-23F | SGS 1-23G | SGS 1-23H | SGS 1-23H-15 | SGS 1-26 | SGS ...Show more
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: 87-02-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5512

AD NUMBER:   87-02-01

SUBJECT HEADING:   Airworthiness Directives; SCHWEIZER AIRCRAFT CORP. All Schweizer Gliders (including kit built)

ACTION:  

SUMMARY:  

DATES:   Effective January 21, 1987.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
87-02-01 SCHWEIZER AIRCRAFT CORP.: Amendment 39-5512. Applies to all Schweizer gliders (including kit built), all serial numbers certificated in any category, and all models listed below:

SGU 1-7
SGS 2-8 (TG-2)
SGS 2-12 (TG-3)
SGU 1-19
SGU 1-20
SGU 1-21
SGU 2-22, 2-22A, 2-22C, 2-22CK, 2-22E, 2-22EK
SGS 1-23, 1-23B, 1-23C, 1-23D, 1-23E, 1-23F, 1-23G, 1-23H, 1-23H15
SGS 1-24
SGS 1-26, 1-26A, 1-26B, 1-26C, 1-26D, 1-26E
SGS 2-32
SGS 2-33, 2-33A, 2-33AK
SGS 1-34, 1-34R
SGS 1-35C
SGS 1-36 (Sprite)

Compliance is required as indicated unless already accomplished.

To prevent the possibility of the tow-hook inadvertently slipping out of the release-arm and releasing the tow-line, which could result in a forced landing, accomplish the following:

(a) Within the next 5 tow release actuations after the effective date of this AD, perform the following:

(1) Inspect the tow-release installation for proper part numbers, excessive wear, and possible rework or replacement of parts in accordance with Part 3A, 3B, and 3C in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

(2) Perform the operational check in accordance with Figure 4 in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

(b) Thereafter, at intervals not to exceed 100 hours time-in-service, accomplish the steps in Part 3B, and 3C, and Figure 4 in Schweizer Service Bulletin No. SA-001, dated October 3, 1986.

Upon request, an equivalent means of compliance with the requirements of this AD may be approved by the Manager, New York Aircraft Certification Office, Aircraft Certification Division, Federal Aviation Administration, New England Region, 181 South Franklin Avenue, Room 202, Valley Stream, New York 11581, Telephone (516) 791-6680.

Upon submission of substantiating data by an owner or operator through an FAA maintenance inspector, the Manager, New York Aircraft Certification Office, may adjust the compliance time specified in this AD.

Schweizer Service Bulletin No. SA-001, dated October 3, 1986, identified and described in this document, is incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not received this document from the manufacturer may obtain copies upon request to Schweizer Aircraft Corp, P.O. Box 147, Elmira, New York 14902, Telephone (607) 739-3821. This document also may be examined at the Office of the Regional Counsel, Federal Aviation Administration, New England Region, 12 New England Executive Park, Burlington, Massachusetts 01803, Rules Docket Number 86-ANE-46, Room 311, between the hours of 8:00 a.m. and 4:30 p.m. Monday through Friday, except Federal holidays.

This amendment becomes effective on January 21, 1987.

FOOTER:

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Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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