AD 74-25-06

AD Final Rules - DRS_74-25-06.html
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AD Number:
74-25-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Sikorsky Models S-61L, S-61N, and S-61NM Helicopters
Subject:
Takeoff Gross Weight Limitation
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
10/16/1974
Make:
Sikorsky Aircraft Corporation
Model:
S-61L | S-61N | S-61NM
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Superseded AD: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Superseded By: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: 74-25-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2035

AD NUMBER:   74-25-06

SUBJECT HEADING:   Airworthiness Directives; Sikorsky Models S-61L, S-61N, and S-61NM Helicopters

ACTION:  

SUMMARY:  

DATES:   Effective upon publication in the Federal Register for all persons except those to whom it was made effective immediately by telegram dated October 16, 1974.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   74-25-06 SIKORSKY: Amendment 39-2035. Applies to S-61L, S-61N, and S-61NM helicopters certified in all categories equipped with engine air inlet deflector installation (P/N S6107-21115 Series). Compliance with this airworthiness directive is required prior to next flight. Prior to each flight, reduce each takeoff gross weight limitation prescribed by the FAA approved Sikorsky Helicopter Flight Manual and applicable supplements 800 pounds until:

(a) receipt and incorporation of Revision No. 6, dated June 13, 1974, or Revision No. 7, dated July 24, 1974, for the FAA approved S-61N helicopter Flight Manual (SA 4045-82),

(b) receipt and incorporation of correcting revision approved by the Chief, Engineering and Manufacturing Branch, FAA, New England Region, to Supplement No. 22, dated December 6, 1973, for the FAA approved S-61L helicopter flight manual (SA 4045-30) or,

(c) receipt and incorporation of correcting revision approved by the Chief, Engineering and Manufacturing Branch, FAA, New England Region, to Supplement No. 4, dated December 6, 1973, for the FAA approved S-61L (serial no. 61425 and subsequent) helicopter flight manual (SA 4045-100).

This amendment becomes effective upon publication in the Federal Register for all persons except those to whom it was made effective immediately by telegram dated October 16, 1974.

FOOTER: