AD 79-04-02

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AD Number:
79-04-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Costruzioni Aeronautiche Giovanni Agusta Model A109A Helicopters
Subject:
Tailboom Attachment Provisions
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
03/05/1979
Make:
Agusta S.p.A.
Model:
A109A
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Superseded AD: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Superseded By: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: 79-04-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3434

AD NUMBER:   79-04-02

SUBJECT HEADING:   Airworthiness Directives; Costruzioni Aeronautiche Giovanni Agusta Model A109A Helicopters

ACTION:  

SUMMARY:  

DATES:   Effective March 5, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-04-02 COSTRUZIONI AERONAUTICHE GIOVANNI AGUSTA: Amendment 39-3407 as amended by Amendment 39-3434. Applies to Model A109A helicopters, certificated in all categories, serial numbers 7135 and below.

Compliance is required within the next 50 hours time in service after the effective date of this AD, unless already accomplished.

To prevent possible failure of the tailboom attachment provisions, remove and discard the nuts MS 21042-L6, the bolts NAS 626-20, and washers MS 20002-C6 and AN 960-616, and install in their place new nuts 42-FLW-624, bolts NAS 626-20, washers MS 20002-C6 and, as needed, one or more washers AN 960-616 and AN 960-616L, torque bolts, inspect bolts for torque, and if necessary retorque and re-inspect torque, all in accordance with Agusta Bollettino Tecnico No. 109-8, dated February 6, 1978, or an FAA-approved equivalent approved by the Chief, Aircraft Certification Staff, Federal Aviation Administration, Europe, Africa, and Middle East Region, c/o American Embassy, APO New York, N.Y. 09667.

Amendment 39-3407 became effective March 5, 1979.
This amendment 39-3434 became effective March 5, 1979.

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