AD 75-26-17

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AD Number:
75-26-17
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Pilatus Model PC-6/A Airplanes
Subject:
Engine Mount
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/17/1976
Make:
Pilatus Aircraft Limited
Model:
PC-6/A
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Superseded AD: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Superseded By: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: 75-26-17
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2466

AD NUMBER:   75-26-17

SUBJECT HEADING:   Airworthiness Directives; Pilatus Model PC-6/A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 17, 1976.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   75-26-17 PILATUS AIRCRAFT LTD: Amendment 39-2466. Applies to Pilatus Model PC-6/A airplanes up to and including S/N 659 (all variants) with Astazou engine installations manufactured by Pilatus Aircraft Ltd.
NOTE: This AD does not apply to Pilatus Model PC-6/A airplanes manufactured by Fairchild Hiller.
Compliance required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent failure of the engine mount to fuselage attachment, reinforce the U-channel, P/N 6201.992, by installing a steel plate, P/N 112.35.06.337, to each U-channel lug and rework the engine strut heads, P/N 6501.106, in accordance with paragraph 2.2 of Pilatus Aircraft Ltd. Service Bulletin No. 83A dated February 1971, or an FAA-approved equivalent.
This amendment becomes effective on January 17, 1976.

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