AD 79-24-02

final rule

Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60

AD Number
79-24-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-10 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-15 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-20 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-25 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-26 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-26A Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-30 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-35 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-36 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-36A Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-40 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
aircraft Mitsubishi Heavy Industries, Ltd. MU-2B-60 Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60

Unsafe Condition

Failure of outer fuel tank switch wiring could result in pumping fuel overboard.

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

Required Actions

Modify outer fuel tank switch wiring in accordance with Mitsubishi Aircraft International Service Bulletin No. SB013/28-001, SB014/28-002, or an equivalent method.

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

Compliance Time

within the next 50 hours' time in service after the effective date of this airworthiness directive

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

Affected Aircraft

Mitsubishi Model MU-2B series (serial numbers 354SA, 356SA, 374SA, 387SA, 392SA, 393SA, 709SA, 723SA, 728SA, and others complying with SR017/28-001); MU-2B-40 (serial numbers 395SA through 412SA, 414SA, 416SA); MU-2B-60 (serial numbers 731SA through 747SA and 749SA through 757SA)

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

Federal Register Abstract

Outer Fuel Tank Wiring

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_79-24-02.html
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AD Number:
79-24-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
Subject:
Outer Fuel Tank Wiring
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
11/21/1979
Make:
Mitsubishi Heavy Industries, Ltd.
Model:
MU-2B | MU-2B-10 | MU-2B-15 | MU-2B-20 | MU-2B-25 | MU-2B-26 | MU-2B-26A | MU-2B-30 | MU-2B-35 | MU-...Show more
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 79-24-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3612

AD NUMBER:   79-24-02

SUBJECT HEADING:   Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60

ACTION:  

SUMMARY:  

DATES:   Effective November 21, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-24-02 MITSUBISHI AIRCRAFT INTERNATIONAL, INC., (MAI): Amendment 39-3612. Applies to MAI Model MU-2B series, serial numbers 354SA, 356SA, 374SA, 387SA, 392SA, 393SA, 709SA, 723SA, 728SA, and other aircraft which have previously complied with Service Recommendation No. SR017/28-001, dated July 25, 1979; MU-2B-40, serial numbers 395SA through 412SA, 414SA, and 416SA; Model MU-2B-60, serial numbers 731SA through 747SA and 749SA through 757SA.

Compliance is required within the next 50 hours' time in service after the effective date of this airworthiness directive, unless already accomplished, except that the airplane may be flown in accordance with FAR 21.197 to a base where the modifications can be performed.

To prevent pumping fuel overboard, accomplish the following: Modify outer fuel tank switch wiring in accordance with Mitsubishi Aircraft International Service Bulletin No. SB013/28-001, dated October 18, 1979; or Service Bulletin No. SB014/28-002, dated October 18, 1979, as applicable; or an equivalent method.

Mitsubishi Aircraft International Inc., Service Bulletin No. SB013/28-001 and Service Bulletin No. SB014/28-002 pertain to and provide instructions for accomplishing the intent of this AD. The manufacturer's procedures identified and described in this directive are incorporated herein and made a part thereof pursuant of U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Mitsubishi Aircraft International, Inc., Post Office Box 3848, San Angelo, Texas 76901. These documents may also be examined at Office of the Regional Counsel, Southwest Region, Federal Aviation Administration, 4400 Blue Mound Road, Fort Worth, Texas 76106.

This amendment becomes effective November 21, 1979.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_79-24-02.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
79-24-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60
Subject:
Outer Fuel Tank Wiring
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
11/21/1979
Make:
Mitsubishi Heavy Industries, Ltd.
Model:
MU-2B | MU-2B-10 | MU-2B-15 | MU-2B-20 | MU-2B-25 | MU-2B-26 | MU-2B-26A | MU-2B-30 | MU-2B-35 | MU-...Show more
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 79-24-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3612

AD NUMBER:   79-24-02

SUBJECT HEADING:   Airworthiness Directives; Mitsubishi Model MU-2B Series, MU-2B-40, and MU-2B-60

ACTION:  

SUMMARY:  

DATES:   Effective November 21, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-24-02 MITSUBISHI AIRCRAFT INTERNATIONAL, INC., (MAI): Amendment 39-3612. Applies to MAI Model MU-2B series, serial numbers 354SA, 356SA, 374SA, 387SA, 392SA, 393SA, 709SA, 723SA, 728SA, and other aircraft which have previously complied with Service Recommendation No. SR017/28-001, dated July 25, 1979; MU-2B-40, serial numbers 395SA through 412SA, 414SA, and 416SA; Model MU-2B-60, serial numbers 731SA through 747SA and 749SA through 757SA.

Compliance is required within the next 50 hours' time in service after the effective date of this airworthiness directive, unless already accomplished, except that the airplane may be flown in accordance with FAR 21.197 to a base where the modifications can be performed.

To prevent pumping fuel overboard, accomplish the following: Modify outer fuel tank switch wiring in accordance with Mitsubishi Aircraft International Service Bulletin No. SB013/28-001, dated October 18, 1979; or Service Bulletin No. SB014/28-002, dated October 18, 1979, as applicable; or an equivalent method.

Mitsubishi Aircraft International Inc., Service Bulletin No. SB013/28-001 and Service Bulletin No. SB014/28-002 pertain to and provide instructions for accomplishing the intent of this AD. The manufacturer's procedures identified and described in this directive are incorporated herein and made a part thereof pursuant of U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Mitsubishi Aircraft International, Inc., Post Office Box 3848, San Angelo, Texas 76901. These documents may also be examined at Office of the Regional Counsel, Southwest Region, Federal Aviation Administration, 4400 Blue Mound Road, Fort Worth, Texas 76106.

This amendment becomes effective November 21, 1979.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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