Summary of FAA Airworthiness Directives

Summary of FAA Unapproved Parts Notifications

Document Number

Issue Date

Description

No. 2004-00041 June, 15, 2005 The purpose of this notification is to advise all aircraft owners, operators, maintenance organizations, manufacturers, and parts distributors regarding improper maintenance performed on aircraft propellers.
An FAA investigation revealed that Millennium Propeller Systems, Inc. (Millennium), located at 780 Ferris Road, Hanger 105, Lancaster TX 75146, improperly maintained and approved for return to service propellers applicable to various types of aircraft.

No. 2004-00146 June 13, 2005 Between January 1999 and November 2003, Oxford Aviation Services, Limited, d/b/a CSE Aviation (CSE), located at Oxford Airport, Kidlington, Oxford, OX5 1RA, United Kingdom, returned to service various aircraft propellers that were not overhauled in total compliance with the methods, techniques, and practices prescribed in the current manufacturers' maintenance manuals.

No. 2004-00120 Dec. 23, 2004

Between December 2003 and May 2004, Prop Center, located at 1985 North Marshall Avenue, #107, El Cajon, CA 92020, improperly maintained and approved for return to service propellers and propeller governors applicable to various types of aircraft. Prop Center previously held Air Agency Certificate No. PC7R081J, with limited propeller and accessory ratings.

No. 2003-00142 March 31, 2003
The purpose of this notification is to advise all aircraft owners, operators, manufacturers, maintenance organizations, and parts distributors regarding propellers maintained by T and W Propellers, Inc. (T and W), 7000 Merrill Avenue, Building E3, #50, Chino, CA 91710. T and W previously held Air Agency Certificate No. T6WR776N.

No. 97-012
July 26, 2000

The purpose of this notification is to advise all aircraft owners, operators, maintenance organizations, parts suppliers, and distributors regarding propellers improperly maintained, altered, or approved for return to service by Thunderbird Propellers, Inc. (Thunderbird), 5410 N. Rockwell, Bethany, OK 73008. Thunderbird previously held Air Agency Certificate No. IG2R897K.

No. 99-147 July 17, 2000 This notice is to advise all aircraft owners, operators, maintenance entities, and parts suppliers and distributors that certain Hartzell aluminum propeller blades overhauled by Precision Propeller, Inc. (Air Agency Certificate #AZER344C), Tuscaloosa, Alabama, may not have been overhauled in accordance with the manufacturer’s overhaul manual. Evidence also exists that during maintenance or overhaul of Hartzell propellers, Precision Propeller, Inc., did not accomplish all requirements of Airworthiness Directive (AD) 77-12-06 and Hartzell Service Bulletin 118D.

Document Number	Issue Date	Description
No. 2004-00041	June, 15, 2005	The purpose of this notification is to advise all aircraft owners, operators, maintenance organizations, manufacturers, and parts distributors regarding improper maintenance performed on aircraft propellers. An FAA investigation revealed that Millennium Propeller Systems, Inc. (Millennium), located at 780 Ferris Road, Hanger 105, Lancaster TX 75146, improperly maintained and approved for return to service propellers applicable to various types of aircraft.
No. 2004-00146	June 13, 2005	Between January 1999 and November 2003, Oxford Aviation Services, Limited, d/b/a CSE Aviation (CSE), located at Oxford Airport, Kidlington, Oxford, OX5 1RA, United Kingdom, returned to service various aircraft propellers that were not overhauled in total compliance with the methods, techniques, and practices prescribed in the current manufacturers' maintenance manuals.
No. 2004-00120	Dec. 23, 2004	Between December 2003 and May 2004, Prop Center, located at 1985 North Marshall Avenue, #107, El Cajon, CA 92020, improperly maintained and approved for return to service propellers and propeller governors applicable to various types of aircraft. Prop Center previously held Air Agency Certificate No. PC7R081J, with limited propeller and accessory ratings.
No. 2003-00142	March 31, 2003	The purpose of this notification is to advise all aircraft owners, operators, manufacturers, maintenance organizations, and parts distributors regarding propellers maintained by T and W Propellers, Inc. (T and W), 7000 Merrill Avenue, Building E3, #50, Chino, CA 91710. T and W previously held Air Agency Certificate No. T6WR776N.
No. 97-012	July 26, 2000	The purpose of this notification is to advise all aircraft owners, operators, maintenance organizations, parts suppliers, and distributors regarding propellers improperly maintained, altered, or approved for return to service by Thunderbird Propellers, Inc. (Thunderbird), 5410 N. Rockwell, Bethany, OK 73008. Thunderbird previously held Air Agency Certificate No. IG2R897K.
No. 99-147	July 17, 2000	This notice is to advise all aircraft owners, operators, maintenance entities, and parts suppliers and distributors that certain Hartzell aluminum propeller blades overhauled by Precision Propeller, Inc. (Air Agency Certificate #AZER344C), Tuscaloosa, Alabama, may not have been overhauled in accordance with the manufacturer’s overhaul manual. Evidence also exists that during maintenance or overhaul of Hartzell propellers, Precision Propeller, Inc., did not accomplish all requirements of Airworthiness Directive (AD) 77-12-06 and Hartzell Service Bulletin 118D.