AD 84-02-07

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AD Number:
84-02-07
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
AVCO LYCOMING WILLIAMSPORT DIVISION Model LTS101-600A-2 Engines
Subject:
Output Gear Assembly and Torquemeter Gear Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
05/07/1984
Make:
Honeywell International Inc.
Model:
LTS101-600A-2
Product Type:
Engine
Product Subtype:
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 84-02-07
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-4856

AD NUMBER:   84-02-07

SUBJECT HEADING:   AVCO LYCOMING WILLIAMSPORT DIVISION Model LTS101-600A-2 Engines

ACTION:  

SUMMARY:  

DATES:   Effective May 7, 1984.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   84-02-07 AVCO LYCOMING WILLIAMSPORT DIVISION: Amendment 39-4856. Applies to Avco Lycoming Model LTS101-600A-2 gas turbine engines.
Compliance is required as indicated (unless already accomplished).
To prevent power loss and power turbine overspeed, accomplish the following:
1. Replace, concurrently, the output gear assembly and torquemeter gear assembly with a new output gear assembly, part numbers (P/Ns) 4-081-120-10, -15, -16, or -17, and a new torquemeter gear assembly, P/Ns 4-081-070-12, -15, -19, -25, or -26, for those engines which have had the torquemeter gear assembly replaced without concurrent replacement of the output gear assembly, and which presently have output gear assembly P/Ns 4-081-120-11, -12, -13, or -14 installed, within the next 25 operating hours.
2. Replace, concurrently, the output gear assembly and torquemeter gear assembly with a new output gear assembly, P/Ns 4-081-120-10, -15, -16, or -17, and a new torquemeter gear assembly, P/Ns 4-081-070-12, -15, -19, -25, or -26, for those engines which have had the output gear assembly replaced without concurrent replacement of the torquemeter gear assembly, and which presently have output gear assembly P/Ns 4-081-120- 11, -12, -13, or -14 installed, within the next 25 operating hours.
3. Replace, concurrently, the output gear assembly and torquemeter gear assembly with a new output gear assembly, P/Ns 4-081-120-10, -15, -16, or -17, and a new torquemeter gear assembly, P/Ns 4-081-070-12, -15, -19, -25, or -26, for those engines having output gear assembly P/Ns 4-081-120-11, -12, -13, or -14 installed, within the next 100 operating hours or before reaching 1,000 operating hours, whichever occurs later.
Aircraft may be ferried in accordance with the provisions of Federal Aviation Regulation (FAR) 21.197 and 21.199 to a base where the AD can be accomplished. Upon request of an operator, an equivalent means of compliance with the requirements of this AD may be approved by the Manager, Engine Certification Office, FAA, New England Region.
This amendment becomes effective May 7, 1984, as to all persons except those persons to whom it was made immediately effective by priority letter AD 84-02-07, issued January 27, 1984, which contained this amendment.

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