AD 80-07-10

final rule

Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters

AD Number
80-07-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft turbine engine assembly
Problem area Engine

Applicability

TypeManufacturerModelDetails
aircraft Agusta S.p.A. A109A Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters
aircraft Agusta S.p.A. A109A II Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters

Unsafe Condition

Ambiguous or incorrect indication of engine operating condition due to engine failure indicator P/N 109-0729-22-3

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

Required Actions

Replace engine failure indicator P/N 109-0729-22-3 with P/N 109-0729-22-5 and incorporate temporary pages in the Rotorcraft Flight Manual per Agusta Bollettino Tecnico No. 109-9. For helicopters with P/N 109-0729-22-5, incorporate temporary pages in the Rotorcraft Flight Manual as specified.

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

Compliance Time

within the next 100 hours time in service after the effective date of this AD

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

Affected Aircraft

COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA Model A109A helicopters certificated in all categories

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

Federal Register Abstract

Engine Operating Condition

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_80-07-10.html
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AD Number:
80-07-10
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters
Subject:
Engine Operating Condition
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
03/27/1980
Make:
Agusta S.p.A.
Model:
A109A | A109A II
Product Type:
Aircraft
Product Subtype:
Rotorcraft
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 80-07-10
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3714

AD NUMBER:   80-07-10

SUBJECT HEADING:   Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters

ACTION:  

SUMMARY:  

DATES:   Effective March 27, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-07-10 COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Amendment 39- 3714. Applies to A109A helicopters, certificated in all categories.

Compliance is required within the next 100 hours time in service after the effective date of this AD, unless already accomplished.

To prevent ambiguous or incorrect indication of engine operating condition, accomplish the following:

(a) For those helicopters that have engine failure indicator, P/N 109-0729-22-3, installed, replace the engine failure indicator, P/N 109-0729-22-3, with a new indicator, P/N 109- 0729-22-5, and incorporate temporary pages in the Rotorcraft Flight Manual, in accordance with Agusta Bollettino Tecnico No. 109-9, dated February 23, 1978 or an equivalent approved by the Chief, Aircraft Certification Staff, AEU-100, FAA, Europe, Africa, and Middle East Region.

(b) For those helicopters that have engine failure indicator, P/N 109-0729-22-5, installed, unless already accomplished, incorporate temporary pages in the Rotorcraft Flight Manual, in accordance with Agusta Bollettino Tecnico No. 109-9, dated February 23, 1978 or an equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region.

(c) If a Rotorcraft Flight Manual includes permanent pages which incorporate the material on temporary pages 3-5 required by paragraphs (a) and (b) of this AD, the temporary pages need not be incorporated.

This amendment becomes effective March 27, 1980.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_80-07-10.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
80-07-10
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters
Subject:
Engine Operating Condition
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
03/27/1980
Make:
Agusta S.p.A.
Model:
A109A | A109A II
Product Type:
Aircraft
Product Subtype:
Rotorcraft
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 80-07-10
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3714

AD NUMBER:   80-07-10

SUBJECT HEADING:   Airworthiness Directives; COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Model A109A Helicopters

ACTION:  

SUMMARY:  

DATES:   Effective March 27, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-07-10 COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Amendment 39- 3714. Applies to A109A helicopters, certificated in all categories.

Compliance is required within the next 100 hours time in service after the effective date of this AD, unless already accomplished.

To prevent ambiguous or incorrect indication of engine operating condition, accomplish the following:

(a) For those helicopters that have engine failure indicator, P/N 109-0729-22-3, installed, replace the engine failure indicator, P/N 109-0729-22-3, with a new indicator, P/N 109- 0729-22-5, and incorporate temporary pages in the Rotorcraft Flight Manual, in accordance with Agusta Bollettino Tecnico No. 109-9, dated February 23, 1978 or an equivalent approved by the Chief, Aircraft Certification Staff, AEU-100, FAA, Europe, Africa, and Middle East Region.

(b) For those helicopters that have engine failure indicator, P/N 109-0729-22-5, installed, unless already accomplished, incorporate temporary pages in the Rotorcraft Flight Manual, in accordance with Agusta Bollettino Tecnico No. 109-9, dated February 23, 1978 or an equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region.

(c) If a Rotorcraft Flight Manual includes permanent pages which incorporate the material on temporary pages 3-5 required by paragraphs (a) and (b) of this AD, the temporary pages need not be incorporated.

This amendment becomes effective March 27, 1980.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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