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ADs updated daily at www.Tdata.com
PRATT & WHITNEY CANADA CORP.:
Amendment 39-22327; Docket No. FAA-2022-1477; Project Identifier MCAI-2022-00632-E.
(a) EFFECTIVE DATE This airworthiness directive (AD) is effective March 21, 2023. (b) AFFECTED ADS None. (c) APPLICABILITY This AD applies to Pratt & Whitney Canada Corp. (P&WC) PT6E-67XP model turboprop engines with serial number HP0194 and earlier, as identified in Transport Canada AD CF-2022-26 dated May 12, 2022 (Transport Canada AD CF-2022-26). (d) SUBJECT Joint Aircraft Service Component (JASC) Code 7230, Turbine Engine Com- pressor Section. (e) UNSAFE CONDITION This AD was prompted by reports of multiple incidents in which engines were unable to achieve the required power (torque) during high power applications due to internal leaks in the bleed-off valves (BOVs) caused by glass bead contamination. The FAA is issuing this AD to prevent internal leaks in the BOVs, and to prevent the failure of the engine to achieve the required power (torque) during high power applications. The unsafe condition, if not addressed, could result in loss of thrust control and loss of the airplane. (f) COMPLIANCE Comply with this AD within the compliance times specified, unless al- ready done. (g) REQUIRED ACTIONS Except as specified in paragraphs (h) and (i) of this AD: Perform all required actions within the compliance times specified in, and in accordance with, Transport Canada AD CF-2022-26. (h) EXCEPTIONS TO TRANSPORT CANADA AD CF-2022-26 (1) Where Transport Canada AD CF-2022-26 refers to hours air time, this AD requires using flight hours. (2) Where Transport Canada AD CF-2022-26 specifies compliance from its effective date, this AD requires using the effective date of this AD. (i) NO REPORTING REQUIREMENT Although the service information referenced in Transport Canada AD CF- 2022-26 specifies to submit certain information to the manufacturer, this AD does not include that requirement. (j) ALTERNATIVE METHODS OF COMPLIANCE (AMOCS) (1) The Manager, ECO Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in Sec. 39.19. In accordance with Sec. 39.19, send your request to your principal inspector or local Flight Standards District Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph (k) of this AD or email to: ANE-AD-AMOC@faa.gov. (2) Before using any approved AMOC, notify your appropriate principal in- spector, or lacking a principal inspector, the manager of the local flight standards district office/certificate holding district office. (k) ADDITIONAL INFORMATION For more information about this AD, contact Barbara Caufield, Aviation Safety Engineer, ECO Branch, FAA, 1200 District Avenue, Burlington, MA 01803; phone: (781) 238-7146; email: email@example.com. (l) MATERIAL INCORPORATED BY REFERENCE (1) The Director of the Federal Register approved the incorporation by reference of the service information listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. (2) You must use this service information as applicable to do the actions required by this AD, unless the AD specifies otherwise. (i) Transport Canada AD CF-2022-26, dated May 12, 2022. (ii) [Reserved] (3) For Transport Canada AD CF-2022-26-E, contact Transport Canada, Trans- port Canada National Aircraft Certification, 159 Cleopatra Drive, Nepean, Ontario K1A 0N5, Canada; phone: (888) 663-3639; email: AD-CN@ tc.gc.ca; website: tc.canada.ca/en/aviation. (4) You may view this service information at the FAA, Airworthiness Prod- ucts Section, Operational Safety Branch, 1200 District Avenue, Burling -ton, MA 01803. For information on the availability of this material at the FAA, call (817) 222-5110. (5) You may view this service information that is incorporated by refer- ence at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email: fr. firstname.lastname@example.org, or go to: www.archives.gov/federal-register/cfr/ ibr-locations.html. Issued on February 1, 2023. Christina Underwood, Acting Director, Compli- ance & Airworthiness Division, Aircraft Certification Service. FOR FURTHER INFORMATION CONTACT: Barbara Caufield, Aviation Safety Engi- neer, ECO Branch, FAA, 1200 District Avenue, Burlington, MA 01803; phone: (781) 238-7146; email: email@example.com.
DEPARTMENT OF TRANSPORTATION
Authority for This Rulemaking