Voglio sapere a riguardo di…

33090

Federal Register / Vol. 86, No. 119 / Thursday, June 24, 2021 / Rules and Regulations c Applicability
PART 39AIRWORTHINESS
DIRECTIVES

This AD applies to all Bombardier, Inc., Model BD7001A10 and BD7001A11
airplanes, certificated in any category.

1. The authority citation for part 39
continues to read as follows:

d Subject
Authority: 49 U.S.C. 106g, 40113, 44701.
39.13

Amended
2. The FAA amends 39.13 by adding the following new airworthiness directive:

20211002 Bombardier, Inc.: Amendment 3921535; Docket No. FAA20210093;
Project Identifier MCAI202001213T.
a Effective Date This airworthiness directive AD is effective July 29, 2021.
b Affected ADs
Air Transport Association ATA of America Code 27, Flight controls.
e Reason This AD was prompted by reports indicating that the leftand right-hand elevator torque tube bearings were contaminated with sand and corrosion, restricting free rotation. The FAA is issuing this AD to address sand contamination and corrosion of the elevator torque tube bearings, which could lead to binding or seizure of the bearings, and potentially lead to a reduction in or loss of airplane pitch control.

None.

f Compliance Comply with this AD within the compliance times specified, unless already done.
g Inspection and Corrective Actions Within 36 months from the effective date of this AD or within 63 months from the date of airplane manufacture, as identified on the identification plate of the airplane, whichever occurs later: Do a general visual inspection of the leftand right-hand elevator torque tube bearings for any sand, dust, or corrosion; perform a functional test of the elevator control system; and do all applicable corrective actions; in accordance with the Accomplishment Instructions of paragraphs 2.B., 2.C., and 2.D. of the applicable service information specified in figure 1 to paragraph g of this AD. Applicable corrective actions must be done before further flight. Repeat the general visual inspection and functional test thereafter at intervals not to exceed 63
months.
BILLING CODE 491013P

Figure 1 to paragraph g - Service Information For Model-

Having Serial numbers-

BD-700-lAlO
airplanes
9002 to 9312 inclusive, 9314
to 9380 inclusive, and 9384 to 9429 inclusive 9313, 9381, 9432 to 9860
inclusive, 9863 to 9871
inclusive, 9873 to 9997
inclusive, and 60005 to 61999 1 inclusive 9861, 9872, and 60001 to 61999 1 inclusive 9127 to 9383 inclusive, 9389
to 9400 inclusive, 9404 to 9431 inclusive, and 9998
9386, 9401, 9445 to 9862
inclusive, and 9868 to 9997
inclusive 60007 to 61999 inclusive
BD-700-lAlO
airplanes
BD-700-lAlO
airplanes BD-700-lAll airplanes
700-27-6012, Revision 1, dated December 7, 2020

700-27-6503, Revision 1, dated December 7, 2020
700-lAl 1-27-041, Revision 1, dated December 7, 2020
700-27-5012, Revision 1, dated December 7, 2020

BD-700-lAl 1
700-27-5503, Revision 1, dated airplanes December 7, 2020
1 Certain serial numbers are identified by the "Global 6000 and Global 6500" marketing designations for Model BD-700-lAlO airplanes. Paragraph l.M., "Equivalent Service Bulletins," of the applicable service information identifies related service information using these marketing designations.
BILLING CODE 491013C

h Reporting Requirement At the applicable time specified in paragraph h1 or 2 of this AD, submit a report of all findings, positive and negative,
VerDate Sep<11>2014

16:01 Jun 23, 2021

Jkt 253001

of each of the first three inspections required by paragraph g of this AD. Submit the report to Bombardier, in accordance with the details specified in the applicable service information specified in figure 1 to paragraph g of this AD.

PO 00000

Frm 00010

Fmt 4700

Sfmt 4700

1 If the inspection was done on or after the effective date of this AD: Submit the report within 30 days after the inspection.
2 If the inspection was done before the effective date of this AD: Submit the report
E:FRFM24JNR1.SGM

24JNR1

ER24JN21.000

khammond on DSKJM1Z7X2PROD with RULES

BD-700-lAll airplanes
Use Bombardier Service Bulletin700-27-083, Revision 1, dated December 7, 2020