Airworthiness directives › 2003-20-15
AD 2003-20-15 Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes
Makes named: pilatus. Models named: PC-12, PC-12/45. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
(c) This AD affects Models PC-12 and PC-12/45 airplanes, serial numbers 101 through 520, with fuel booster pump (fuel pump) part number (P/N) 969.84.11.401, 968.84.11.403, or 968.84.11.404 installed, that are certificated in any category.
Required actions
(e) To address this problem, you must accomplish the following unless already accomplished: Actions Compliance Procedures (1) Replace any installed fuel booster pump part number (P/N) 969.84.11.401 with a fuel pump that has the Pilatus PC12 Service Bulletin No. 28-011, Revision No. 1, dated July 11, 2003, modification incorporated Within the next 7 calendar days after October 10, 2003 (the effective date of this AD) Per Pilatus PC12 Service Bulletin No. 28-011, Revision No. 1, dated July 11, 2003, Pilatus PC12 Maintenance Manual Temporary Revision No. 12-03 (12-10-01), dated June 6, 2003, and Pilatus PC12 Maintenance Manual Temporary Revision No. 28-02 (28-20-04), dated June 6, 2003. (2) Inspect the installed fuel booster pump P/N 968.84.11.403 or 968.84.11.404 for defects: (i) If defects are found, replace the fuel booster pump with a fuel booster pump that has the modification referenced in Pilatus PC12 Service Bulletin No. 28-011, Revision No. 1, dated July 11, 2003. Within the next 7 calendar days after October 10, 2003 (the effective date of this AD) Per Pilatus PC12 Service Bulletin No. 28-011, Revision No. 1, dated July 11, 2003, Pilatus PC12 Maintenance Manual Temporary Revision No. 12-03 (12-10-01), dated June 6, 2003, and Pilatus PC12 Maintenance Manual Temporary Revision No. 28-02 (28-20-04), dated June 6, 2003, and Pilatus PC12 Maintenance Manual Temporary Revision No. 28-02 (28-20-04), dated June 6, 2003. (ii) If no defects are found: (B) Re-identify the fuel booster pump P/N and 968.84.11.403 or 968.84.11.404 by adding the suffix letter “B” adjacent to the serial Maintenance number on the fuel pump identification plate. (3) Do not install any part referenced in paragraph (e)(1) or (e)(2) of this AD unless it has been modified per Pilatus PC12 Service Bulletin No. 28-011, Revision No. 1, dated July 11, 2003 As of October 10, 2003 (the effective date of this AD) Not applicable. (4) If you have scheduled the replacement or installation required by paragraphs (e)(1) and (e)(2) of this AD, but the schedule puts you beyond the time to comply, you may insert Temporary Revision No. 7, dated June 6, 2003, or Temporary Revision No. 37, dated June 6, 2003, in the Section 2—Limitations section of the applicable pilot's operating handbook (POH) and operate the aircraft according Prior to further flight after scheduling the replacement of installation. The replacement or installation of paragraphs (e)(1) and (e)(2) of this AD must be accomplished within 50 hours time-in-service after October 10, 2003 (the effective date of this AD). After compliance with paragraphs (e)(1) and (e)(2) of this AD, you may remove Temporary Revision No. 7, dated June 6, 2003, or Temporary Revision No. 37, dated June 6, 2003, from the POH Anyone who holds at least a private pilot certificate, as authorized by section 43.7 of the Federal Aviation Regulations (14 CFR 43.7), may incorporate the POH revision required by this AD. You must make an entry into the aircraft records that shows compliance with this AD, per section 43.9 of the Federal Aviation Regulations (14 CFR 43.9). Send the following to the Small Airplane Directorate using the procedures described in paragraph (f) of this AD: the airplane model and serial number designation; the number of hours TIS on the airplane; the scheduled date for the replacement/installation; and the name and location of the authorized repair shop.
Unsafe condition
(d) This AD is the result of mandatory continuing airworthiness information (MCAI) issued by the airworthiness authority for Switzerland. We are issuing this AD to detect and correct any defective fuel booster pump, which could result in electrical arcing from the leads in an air/fuel mixture. Such electrical arcing could lead to a fire or explosion of a fuel tank.
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1