Airworthiness directives › 2016-05-13
AD 2016-05-13 Airworthiness Directives; Pratt & Whitney Canada Corp. Turboprop Engines
Applicability*9
This AD applies to Pratt & Whitney Canada Corp. (P&WC) PT6A-60AG, BS919 and BS1048 with pre-Service Bulletin (S.B.) No. PT6A-72-13402, dated August 12, 2005 configuration; PT6A-65AG, BS708, BS903, BS1101, and BS1102 with pre-S.B. No. PT6A-72-13408, dated July 3, 2006 configuration; PT6A-67AF; and PT6A-67AG turboprop engines with Woodward fuel control units (FCUs), installed.
Compliance
You may take credit for the actions required by paragraph (e) of this AD if you performed the actions before the effective date of this AD in accordance with P&WC S.B. No. PT6A-72-14389, Revision No. 3, dated January 27, 2011; or S.B. No. PT6A-72-13473, dated March 12, 2015; or S.B. No. PT6A-72-13408, Revision No. 1, dated March 12, 2015; or earlier versions.
Required actions
The Manager, Engine Certification Office, FAA, may approve AMOCs for this AD. Use the procedures found in 14 CFR 39.19 to make your request. You may email your request to: ANE-AD-AMOC@faa.gov.
Unsafe condition
Comply with this AD within the compliance times specified, unless already done. (1) For P&WC PT6A-67AF and PT6A-67AG engines, within 500 flight hours (FHs) or one year after the effective date of this AD, whichever occurs first, replace the Woodward FCU. Use paragraphs 3.A. and 3.C. of P&WC S.B. No. PT6A-72-14389, Revision No. 4, dated February 3, 2016 to replace the FCU. (2) For P&WC PT6A-60AG BS919 and BS1048 engines with pre-S.B. No. PT6A-72-13402 configurations, within 36 months after the effective date of this AD, replace the Woodward FCU. Use paragraph 3.C.(1) and 3.C.(3) of P&WC S.B. No. PT6A-72-13473, Revision No. 1, dated May 26, 2015 to replace the FCU. (3) For P&WC PT6A-65AG BS708, BS903, BS1101, and BS1102 engines with pre-S.B. No. PT6A-72-13408 configurations, within 36 months after the effective date of this AD, replace the Woodward FCU. Use paragraphs 3.A.(1) and 3.A.(3) of P&WC S.B. No. PT6A-72-13473, Revision No. 1, dated May 26, 2015 to replace the FCU.
Affected ADs
None.
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