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28A0077 (for Model 767-200, -300, and -300F series airplanes) or Boeing Alert Service Bulletin
767-28A0081 (for Model 767-400ER series airplanes), both Revision 1, both dated July 8, 2004, as
applicable. Repeat the measurement of the flame arrestor's position in the pump thereafter at intervals
not to exceed 6,000 flight hours or 24 months, whichever comes first, until the replacement required
by paragraph (i) of this AD is accomplished. All applicable corrective actions must be done before
further flight.
Note 4: Any inspection/measurement of the pumps on the left and right main fuel tanks may be
done separately provided that the actions are done on all pumps within the compliance time specified
in paragraph (g) of this AD.
(1) For airplanes that have accumulated more than 15,000 total flight hours as of the effective
date of this AD, do the actions within 365 days after the effective date of this AD.
(2) For airplanes that have accumulated 15,000 total flight hours or fewer as of the effective date
of this AD, do the actions within 365 days after the date on which the airplane accumulates 15,000
total flight hours.
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Optional Terminating Action–Records Review
(h) For any period when the part number (P/N) of a main tank fuel boost pump installed on any
airplane, as conclusively determined from a review of airplane maintenance records, is P/N
5006003D, no further action is required by paragraphs (f), (g), and (i) of this AD for that pump only.
Replacement of the Main Tank Fuel Boost Pumps
(i) Within 36 months after the effective date of this AD, replace the left and right main tank fuel
boost pumps with new or modified pumps in accordance with the Accomplishment Instructions of
Boeing Alert Service Bulletin 767-28A0088 (for Model 767-200, -300, and -300F series airplanes) or
Boeing Alert Service Bulletin 767-28A0089 (for Model 767-400ER series airplanes), both dated
February 24, 2005, as applicable. Accomplishment of the replacement terminates the repetitive
measurement requirements of paragraphs (f) and (g) of this AD for that pump only.
Note 5: Any replacement of the pumps on the left and right main fuel tanks may be done
separately provided that all pumps are replaced within the compliance time specified in paragraph (i)
of this AD.
Note 6: Boeing Alert Service Bulletins 767-28A0088 and 767-28A0089 reference Hamilton
Sundstrand Service Bulletin 5006003-28-3, dated December 8, 2004, as the appropriate source of
service information for modifying the pump.
Inspections Accomplished According to Previous Issue of Service Bulletin
(j) Inspections accomplished before the effective date of this AD in accordance with Boeing
Alert Service Bulletin 767-28A0077, dated March 6, 2003; or Boeing Alert Service Bulletin 767-
28A0081, dated March 6, 2003; are considered acceptable for compliance with the corresponding
action specified in paragraphs (f) and (g) of this AD.
Parts Installation
(k) As of the effective date of this AD, only main tank fuel boost pumps identified in paragraphs
(k)(1) and (k)(2) of this AD may be installed on any airplane.
(1) Any main tank fuel boost pump that has been inspected, and on which all applicable
corrective actions have been performed, in accordance with paragraph (f) or (g) of this AD.
(2) Any main tank fuel boost pump having P/N 5006003D.
Alternative Methods of Compliance (AMOCs)
(l)(1) The Manager, Seattle Aircraft Certification Office, FAA, has the authority to approve
AMOCs for this AD, if requested in accordance with the procedures found in 14 CFR 39.19.
(2) Before using any AMOC approved in accordance with § 39.19 on any airplane to which the
AMOC applies, notify the appropriate principal inspector in the FAA Flight Standards Certificate
Holding District Office.
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Material Incorporated by Reference
(m) You must use the applicable service bulletin specified in Table 1 of this AD to perform the
actions that are required by this AD, unless the AD specifies otherwise. The Director of the Federal
Register approved the incorporation by reference of these documents in accordance with 5 U.S.C.
552(a) and 1 CFR part 51. Contact Boeing Commercial Airplanes, P.O. Box 3707, Seattle,
Washington 98124-2207, for a copy of this service information. You may review copies at the FAA,
Transport Airplane Directorate, 1601 Lind Avenue, S.W., Renton, Washington; or at the National
Archives and Records Administration (NARA). For information on the availability of this material at
NARA, call 202-741-6030, or go to: http://www.archives.gov/federal-register/cfr/ibr-locations.html.
Table 1 – Material Incorporated by Reference
Boeing Alert Service Bulletin Revision Level Date
　
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