71-17-03 MCCAULEY AIRCRAFT: Amendment 39-1265. Applies to following propeller models with hub serial numbers installed on Cessna 206, U206, and P206 series aircraft with Continental IO-520 series engines.
PROPELLER MODELS
D3A32C77/82NK-2
D3A32C88-A/82NC-2
D3A32C77-A/82NK-2
D3A32C88-F/82NC-2
D3A32C77-F/82NK-2
D3A32C88-J/82NC-2
D3A32C77-J/82NK-2
D3A32C90/82NC-2
D3A32C79/82NK-2
D3A32C90-A/82NC-2
D3A32C79-A/82NK-2
D3A32C90-B/82NC-2
D3A32C79-B/82NK-2
D3A32C90-C/82NC-2
D3A32C79-F/82NK-2
D3A32C90-F/82NC-2
D3A32C79-J/82NK-2
D3A32C90-J/82NC-2
D3A32C88/82NC-2
HUB SERIAL NUMBERS
650000 up to and including 686370 except for the following serial numbers:
685222 thru 685238
685977 thru 685982
685290
686087
685391 and 685392
686082 thru 686084
685408
686181 and 686182
685557 and 685558
686210 thru 686214
685848 thru 685855
686367 thru 686369
685907 thru 685918
Compliance required as indicated, unless already accomplished.a. Propellers with 600 or more total hours in service replace or rework hubs in accordance with paragraphs c or d within the next 25 hours in service after the effective date of this airworthiness directive.
b. Propellers with less than 600 total hours in service replace or rework hubs in accordance with paragraphs c or d prior to the accumulation of 625 hours in service.
c. Replace the following hubs with a serviceable hub model listed in Table IV of McCauley Service Bulletin No. 89 dated 14 May 1971 or later FAA approved revision, or with a D3A32C77-KLM, LM, or -M; D3A32C79-KLM, LM, or -M; D3A32C88-KLM, -LM, or -M, or D3A32C90-KLM, -LM or -M model:
HUB MODELS
D3A32C79, D3A32C79-A, D3A32C90, D3A32C90-A, D3A32C90-B
HUB SERIAL NUMBERS
650000 up to and including 670855
d. Rework the following hub models in accordance with paragraph 3, page 2 of McCauley Service Bulletin No. 89 dated 14 May 1971 or later FAA approved revision, or an equivalent method approved by the Chief, Engineering and Manufacturing Division, FAA Eastern Region.
D3A32C77
D3A32C88-A
D3A32C77-A
D3A32C88-F
D3A32C77-F
D3A32C88-J
D3A32C77-J
D3A32C90-B
D3A32C79-B
D3A32C90-C
D3A32C79-F
D3A32C90-F
D3A32C79-J
D3A32C90-J
D3A32C88
NOTE: Cessna Service Letter SE71-15 also covers this subject.
This amendment is effective August 18, 1971.