AD 90-02-01

final rule

Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes

AD Number
90-02-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
89-NM-255-AD
FR Citation
This information is not available.
Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

Applicability

TypeManufacturerModelDetails
aircraft BAE Systems (Operations) Limited BAe 146-100A Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes
aircraft BAE Systems (Operations) Limited BAe 146-200A Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes
aircraft BAE Systems (Operations) Limited BAe 146-300A Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes

Unsafe Condition

Damage to or jamming of the flight controls due to insufficient clearance between the water pipe assembly and elevator control cables in the vicinity of Frames 42 and 44.

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

Required Actions

Within 14 days after the effective date, inspect elevator control cables and water pipe assembly per SB 27-A105. If chafing or damage is found, repair and modify before further flight. If clearance is not greater than 0.25 inch, modify within 60 days. Repeat inspection when rear toilet is removed and reinstalled.

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

Compliance Time

Within 14 days after the effective date of this AD, and within 60 days after the effective date for clearance modifications unless previously accomplished.

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

Affected Aircraft

British Aerospace Model BAe-146 series airplanes, Serial Numbers up to and including E3125, equipped with a rear left modular toilet (BAe Modifications HCM00344A and HCM30102C).

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

Federal Register Abstract

Elevator Control Cables & Water Pipe Assembly

Applicability Source Text

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AD Final Rules - DRS_90-02-01.html
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AD Number:
90-02-01
Document Type:
AD Final Rules
Docket Number:
89-NM-255-AD
Subject Heading:
Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes
Subject:
Elevator Control Cables & Water Pipe Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/22/1990
Make:
BAE Systems (Operations) Limited
Model:
BAe 146-100A | BAe 146-200A | BAe 146-300A
Product Type:
Aircraft
Product Subtype:
Large 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: 90-02-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   89-NM-255-AD

AMENDMENT:   39-6460

AD NUMBER:   90-02-01

SUBJECT HEADING:   Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective on January 22, 1990.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
90-02-01 BRITISH AEROSPACE: Amendment 39-6460. Docket No. 89-NM-255-AD.
Applicability: Model BAe-146 series airplanes, Serial Numbers up to and including E3125, equipped with a rear left modular toilet (BAe Modifications HCM00344A and HCM30102C), certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To prevent damage to or jamming of the flight controls, accomplish the following:

A. Within 14 days after the effective date of this AD, perform an inspection of the elevator control cables and the water pipe assembly in the vicinity of Frames 42 and 44, in accordance with British Aerospace Service Bulletin 27-A105, dated November 7, 1989.

1. If chafing or damage is found, repair and modify prior to further flight, in accordance with the service bulletin.

2. If the clearance between the water pipe assembly and the elevator control cable is not greater than 0.25 inch, modify within 60 days after the effective date of this AD, in accordance with the service bulletin.

B. Repeat the procedures required by paragraph A., above, whenever a rear left-hand modular toilet is removed and reinstalled.

C. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who will either concur or comment and then send it to the Manager, Standardization Branch, ANM-113.

D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received the appropriate service information from the manufacturer may obtain copies upon request to British Aerospace, PLC, Librarian for Service Bulletins, P.O. Box 17414, Dulles International Airport, Washington, D.C. 20041. This information may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Standardization Branch, 9010 East Marginal Way South, Seattle, Washington.

This amendment (39-6460, AD 90-02-01) becomes effective on January 22, 1990.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_90-02-01.html
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Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
90-02-01
Document Type:
AD Final Rules
Docket Number:
89-NM-255-AD
Subject Heading:
Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes
Subject:
Elevator Control Cables & Water Pipe Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/22/1990
Make:
BAE Systems (Operations) Limited
Model:
BAe 146-100A | BAe 146-200A | BAe 146-300A
Product Type:
Aircraft
Product Subtype:
Large 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: 90-02-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   89-NM-255-AD

AMENDMENT:   39-6460

AD NUMBER:   90-02-01

SUBJECT HEADING:   Airworthiness Directives; British Aerospace Model BAe-146 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective on January 22, 1990.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
90-02-01 BRITISH AEROSPACE: Amendment 39-6460. Docket No. 89-NM-255-AD.
Applicability: Model BAe-146 series airplanes, Serial Numbers up to and including E3125, equipped with a rear left modular toilet (BAe Modifications HCM00344A and HCM30102C), certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To prevent damage to or jamming of the flight controls, accomplish the following:

A. Within 14 days after the effective date of this AD, perform an inspection of the elevator control cables and the water pipe assembly in the vicinity of Frames 42 and 44, in accordance with British Aerospace Service Bulletin 27-A105, dated November 7, 1989.

1. If chafing or damage is found, repair and modify prior to further flight, in accordance with the service bulletin.

2. If the clearance between the water pipe assembly and the elevator control cable is not greater than 0.25 inch, modify within 60 days after the effective date of this AD, in accordance with the service bulletin.

B. Repeat the procedures required by paragraph A., above, whenever a rear left-hand modular toilet is removed and reinstalled.

C. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who will either concur or comment and then send it to the Manager, Standardization Branch, ANM-113.

D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received the appropriate service information from the manufacturer may obtain copies upon request to British Aerospace, PLC, Librarian for Service Bulletins, P.O. Box 17414, Dulles International Airport, Washington, D.C. 20041. This information may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Standardization Branch, 9010 East Marginal Way South, Seattle, Washington.

This amendment (39-6460, AD 90-02-01) becomes effective on January 22, 1990.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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