AD 70-03-06

AD Final Rules - DRS_70-03-06.html
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AD Number:
70-03-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Britten-Norman Models BN-2 and BN-2A Airplanes
Subject:
Rudder Bar Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
02/05/1970
Make:
B-N Group Ltd.
Model:
BN-2 | BN-2A | BN-2A-2 | BN-2A-20 | BN-2A-21 | BN-2A-26 | BN-2A-27 | BN-2A-3 | BN-2A-6 | BN-2A-8 | B...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Superseded AD: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Superseded By: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: 70-03-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-934

AD NUMBER:   70-03-06

SUBJECT HEADING:   Airworthiness Directives; Britten-Norman Models BN-2 and BN-2A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective February 5, 1970.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   70-03-06 BRITTEN-NORMAN, LTD: Amdt. 39-934. Applies to Britten-Norman Models BN-2 and BN-2A airplanes.
Compliance is required as indicated.
To prevent failure of the rudder bar assembly due to failure of the silver solder joint attaching the bronze bushing to the inboard end of the rudder bar beams, accomplish the following:
(a) Within the next 20 hours' time in service after the effective date of this AD, unless already accomplished, and thereafter at intervals not to exceed 20 hours' time in service since the last inspection, visually

inspect the silver solder joint attaching the bronze bushing to the inboard end of each rudder bar beam (P/N NB-45-3-071) for failure in accordance with Britten-Norman Service Bulletin No. BN-2/SB.20, Issue 2, dated 17 November 1969, or an FAA-approved equivalent.
(b) If during the inspections required by paragraph (a), a rudder bar beam is found that has failed -
(1) Rework the failed rudder bar beam by removing the bronze bushing and welding in a steel bushing in accordance with Britten-Norman Service Bulletin No. BN-2/SB.20, Issue 2, dated 17 November 1969, or an FAA-approved equivalent; or
(2) Replace the failed rudder bar beam with a serviceable beam which has had incorporated Britten-Norman Modification NB/M/341, Part A (left hand assembly), or NB/M/341, Part B (right hand assembly).
(c) The repetitive inspections required by paragraph (a) may be discontinued on each rudder bar beam which has been reworked or replaced in accordance with paragraph (b).
This amendment becomes effective February 5, 1970.

FOOTER: