AD 89-26-10 Hub Inspection
August 3, 1988
This AD applies to all 152s, A152s, F152s, and FA152s with McCauley 1A103/TCM6958 propellers.
To prevent possible fatigue cracks that could lead to blade separation inspect and rework the hub bolt holes adjacent to the leading edge of the propeller blade and propeller blade-to-hub forward face transition for cracks or other unairworthy condition. Any prop with evidence of such must be removed from service.
89-26-10 McCAULEY ACCESSORY DIVISION, Cessna Aircraft Company: Amendment 39-6398.
Applicability: McCauley Accessory Division, Cessna Aircraft Company Model 1A103/TCM6958 fixed- pitch propellers installed on, but not limited to Cessna Aircraft Company Models 152 and A152 and Reims Aviation S. A. Models F152 and FA152 aircraft. Affected propeller serial numbers are 770001 through 777390 and BC-001 up to, but not including JA001.
Compliance: Required within the next 100 hours time in service after the effective date of this AD, or before the accumulation of 1200 hours time in service, whichever occurs later, unless already accomplished.
To prevent possible fatigue cracks that can lead to blade separation near the hub, which could subsequently lead to engine separation and loss of aircraft control, accomplish the following:
(a) Inspect and rework the hub bolt holes adjacent to the leading edge of the propeller blade and the propeller blade-to-hub forward face transition area in accordance with McCauley Accessory Division Service Bulletin 169C, dated September 22, 1989.
NOTE: Previous compliance with McCauley Accessory Division Service Bulletin 169B, accomplished prior to the effective date of this AD, does constitute compliance with the requirements of this AD.
(b) Remove from service prior to further flight any propeller which, after initial or final inspection following rework, shows evidence of cracks or other unairworthy conditions as described in McCauley Service Bulletin 169C, dated September 22, 1989.
(c) Aircraft may be ferried in accordance with the provisions of FAR 21.197 and 21.199 to a base where the AD can be accomplished.
(d) Upon submission of substantiating data by an owner or operator through an FAA Airworthiness Inspector, an alternate method of compliance with the requirements of this AD or adjustments to the compliance time specified in this AD may be approved by the Manager, Chicago Aircraft Certification Office, ACE-115C, Small Airplane Certification Directorate, Aircraft Certification Service, Federal Aviation Administration, 2300 East Devon Avenue, Des Plaines, Illinois 60018.
This amendment (39-6398, AD 89-26-10) becomes effective on January 31, 1990.