Airworthiness Directive · Amendment 39-16508 · Landing gear
Bombardier, Inc. Model CL-600-2C10 (Regional Jet Series 700, 701, & 702), Model CL-600-2D15 (Regional Jet Series 705), and Model CL-600-2D24 (Regional Jet Series 900) Airplanes
Superseded. A later AD replaced this one: AD 2016-19-17. Comply with the one in force.
This AD applies to the Bombardier, Inc. airplanes identified in paragraphs (c)(1) and (c)(2) of this AD, certificated in any category.
(1) Model CL-600-2C10 (Regional Jet Series 700, 701, & 702) airplanes, having serial numbers (S/Ns) 10003 and subsequent.
(2) Model CL-600-2D15 (Regional Jet Series 705) and CL-600-2D24 (Regional Jet Series 900) airplanes, having S/Ns 15001 and subsequent.
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
You are responsible for having the actions required by this AD performed within the compliance times specified, unless the actions have already been done.
For airplanes having S/Ns 10003 to 10313 inclusive, 15001 to 15238 inclusive, and 15240 to 15255 inclusive: Within 50 flight cycles after the effective date of this AD, do the inspections specified in paragraphs (g)(1), (g)(2), (g)(3), and (g)(4) of this AD, in accordance with “PART A—Inspection of the MLG Inboard Doors, MLG Fairing and Adjacent Structure” of the Accomplishment Instructions of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010. Repeat the inspections thereafter at intervals not to exceed 600 flight hours.
(1) Do a detailed inspection for damage (including wear lines, cracks, fraying, tears, and evidence of chafing) of the rubber seal of the MLG fairing.
(2) Do a detailed inspection for damage (including missing and broken rollers, loose and missing fasteners, damaged and missing stops) of the MLG inboard doors, and damage along the edge of the MLG inboard door adjacent to the MLG fairing.
(3) Do a detailed inspection of the MLG fairing for damage (including missing forward and aft stops, loose and missing fasteners), and damage along the edge of the MLG fairing adjacent to the MLG door.
(4) Do a detailed inspection for damage (including missing stops, loose and missing fasteners, and missing wedges) of the stops and wedge on the forward and aft spars.
(h) For airplanes not identified in paragraph (g) of this AD: Within 600 flight hours after the effective date of this AD, do the inspections specified in paragraphs (h)(1), (h)(2), (h)(3), and (h)(4) of this AD, in accordance with “PART A—Inspection of the MLG Inboard Doors, MLG Fairing and Adjacent Structure” of the Accomplishment Instructions of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010. Repeat the inspections thereafter at intervals not to exceed 600 flight hours.
(1) Do a detailed inspection for damage (including wear lines, cracks, fraying, tears, and evidence of chafing) of the rubber seal of the MLG fairing.
(2) Do a detailed inspection for damage (including missing and broken rollers, loose and missing fasteners, damaged and missing stops) of the MLG inboard doors, and damage along the edge of the MLG inboard door adjacent to the MLG fairing.
(3) Do a detailed inspection of the MLG fairing for damage (including missing forward and aft stops, loose and missing fasteners), and damage along the edge of the MLG fairing adjacent to the MLG door.
(4) Do a detailed inspection for damage (including missing stops, loose and missing fasteners, and missing wedges) of the stops and wedge on the forward and aft spars.
(i) If damage to only the rubber seal on the MLG fairing is found during any inspection required by paragraph (g) or (h) of this AD: Before further flight, do either action in paragraph (i)(1) or (i)(2) of this AD.
(1) Replace the rubber seal on the MLG fairing with a new rubber seal, in accordance with “PART B—Replacement of the Forward Rubber Seal on the MLG Fairing” of the Accomplishment Instructions of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010.
(2) Remove the MLG inboard door, in accordance with “PART C—Removal of MLG Inboard Door” of the Accomplishment Instructions of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010. For airplanes on which the MLG inboard door is re-installed, do the installation of the MLG inboard door in accordance with “PART D—Installation of MLG Inboard Door” of the Accomplishment Instructions of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010.
(j) If damage other than the damage identified in paragraph (i) of this AD is found during any inspection required by paragraph (g) or (h) of this AD: Before further flight, contact the Bombardier Regional Aircraft Customer Response Center for repair instructions and do the repair.
(k) Submit a report of the positive findings of the initial inspection required by paragraph (g) or (h), as applicable, of this AD to Bombardier, at the applicable time specified in paragraph (k)(1) or (k)(2) of this AD. The report must include the information specified in Appendix A of Bombardier Alert Service Bulletin A670BA-32-030, Revision A, dated October 22, 2010.
(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 within 30 days after the effective date of this AD.
Actions accomplished before the effective date of this AD according to Bombardier Alert Service Bulletin A670BA-32-030, dated October 18, 2010, are considered acceptable for compliance with the corresponding action specified in this AD.
Note 1: This AD differs from the MCAI and/or service information as follows: No differences.
