Airworthiness Directive · Amendment 39-16830 · Navigation
Bombardier, Inc. Airplanes
Superseded. A later AD replaced this one: AD 2011-21-07 R1. Comply with the one in force.
This AD applies to Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, serial numbers 7003 through 7067 inclusive, 7069 through 7990 inclusive, 8000 through 8107 inclusive, and subsequent; all Model CL-600-2C10 (Regional Jet Series 700, 701, & 702) airplanes; all Model CL-600-2D15 (Regional Jet Series 705) airplanes; and all Model CL-600-2D24 (Regional Jet Series 900) airplanes; certificated in any category.
We are adopting a new airworthiness directive (AD) for Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440); 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. This AD results from mandatory continuing airworthiness information (MCAI) issued by an airworthiness 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.
Within 9 months after the effective date of this AD, do the actions specified in paragraphs (g)(1) and (g)(2) of this AD, as applicable.
(1) For Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes identified in Bombardier Service Bulletin 601R-34-147, Revision B, dated March 8, 2011: Replace water accumulator assemblies having part numbers (P/N) 50029-001, 9435015, 50030-001, and 9435014 installed on the pitot and static lines of the air data computer (ADC) with new or serviceable water accumulator assemblies having P/N 50036-001, in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 601R-34-147, Revision B, dated March 8, 2011.
(2) For Model CL-600-2C10 (Regional Jet Series 700, 701, & 702), CL-600-2D15 (Regional Jet Series 705), and CL-600-2D24 (Regional Jet Series 900) airplanes: Replace water accumulator assemblies having P/N 50033-001 installed on the pitot and static lines of the ADC with new or serviceable water accumulator assemblies having P/N 50036-001, in accordance with the Accomplishment Instructions of Bombardier Service Bulletin 670BA-34-030, Revision B, dated March 23, 2010.
As of the effective date of this AD, no person may install on any airplane a water accumulator assembly, P/N 50029-001, 9435015, 50030-001, or 9435014 for Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, or P/N 50033-001 for 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 on the pitot and static lines of the ADC.
(i) Replacing water accumulator assemblies in accordance with Bombardier Service Bulletin 670BA-34-147, dated April 1, 2009; or Revision A, dated November 3, 2009 ((for Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes)), before the effective date of this AD is acceptable for compliance with the corresponding replacement required by paragraph (g)(1) of this AD.
(j) Replacing water accumulator assemblies in accordance with Bombardier Service Bulletin 670BA-34-030, dated April 1, 2009; or Revision A, dated November 3, 2009 ((for Model CL-600-2C10 (Regional Jet Series 700, 701, & 702), CL-600-2D15 (Regional Jet Series 705), and CL-600-2D24 (Regional Jet Series 900) airplanes)); before the effective date of this AD, is acceptable for compliance with the corresponding replacement required by paragraph (g)(2) of this AD.
Note 1: This AD differs from the MCAI and/or service information as follows: No differences.
