85-11-05 R1 CESSNA: Amendment 39-5106. Applies to Cessna Model T303 (serial numbers T30300001 thru T30300315) airplanes certificated in all categories.
Compliance: Required before further flight, unless already accomplished.
To prevent possible flutter of the vertical stabilizer that could cause the loss of the vertical stabilizer and/or airplane control, accomplish the following:
(a) Fabricate and install adjacent to the anti-ice system switches the following placard using letters of a minimum 0.10 inch in height:
"FLIGHT INTO KNOWN ICING PROHIBITED"
and operate the airplane in accordance with this limitation.
(b) Insert a copy of this AD in front of the airplane limitation section in the Airplane Flight Manual.
(c) The requirements of paragraphs (a) and (b) of this AD may be accomplished by the holder of a pilot certificate issued under Part 61 of the Federal Aviation Regulations (FAR) on any airplane owned or operated by him. The person accomplishing these actions must make the appropriate aircraft maintenance record entry as prescribed by FAR 03.9.
(d) The placard required in paragraph (a) may be removed and flight into known icing conducted for those airplanes on which the Cessna known icing equipment is installed (as listed in the Equipment List in the Airplane Flight Manual) when the rudder is modified in accordance with Cessna Multi-Engine Service Bulletin MEB85-7, Revision 1, dated June 28, 1985.
(e) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Office, Federal Aviation Administration, 1801 Airport Road, Room 100, Mid-Continent Airport, Wichita, Kansas 67209; Telephone (316) 946-4400.
All persons affected by this directive may obtain copies of the documents referred to herein upon request to the Cessna Aircraft Company Customer Services, Post Office Box 1521, Wichita, Kansas 67201, or FAA, Office of the Regional Counsel, Room 1558, 601 East12th Street, Kansas City, Missouri 64106.
This amendment becomes effective on July 31, 1985, to all persons except those to whom it has already been made effective by priority letter from the FAA dated May 31, 1985, and is identified as AD 85-11-05.