Airworthiness directives › 2019-17-07
AD 2019-17-07 Airworthiness Directives; Bombardier, Inc., Airplanes
Applicability*9
This AD applies to Bombardier, Inc., airplanes, certificated in any category, identified in paragraphs (c)(1) through (c)(4) of this AD. (1) Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, serial numbers (S/N) 7003 and subsequent. (2) Model CL-600-2C10 (Regional Jet Series 700, 701 & 702) airplanes, S/N 10003 and subsequent. (3) Model CL-600-2D15 (Regional Jet Series 705) airplanes and Model CL-600-2D24 (Regional Jet Series 900) airplanes, S/N 15001 and subsequent. (4) Model CL-600-2E25 (Regional Jet Series 1000) airplanes, S/N 19001 and subsequent.
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
(1) For Model CL-600-2B19 airplanes equipped with oxygen box assembly part number (P/N) 3868301 or 3868302 with C&D Zodiac Aerospace Service Bulletin 3868303-25-A-01 installed, or P/N 3868303: Within 8,800 flight hours or 48 months, whichever is first, after the effective date of this AD, repack the assembly, replace the packaging placard, and re-identify the assembly, in accordance with paragraphs 2.A. and 2.B. of the Accomplishment Instructions of Bombardier Service Bulletin 601R-35-021, dated October 30, 2017. (2) For airplane Model CL-600-2C10, S/N 10003 through 10346 inclusive; Models CL-600-2D15 and CL-600-2D24, S/N 15001 through 15436 inclusive; and Model CL-600-2E25, S/N 19001 through 19055 inclusive; equipped with oxygen box assembly P/N 9324601[ ]505/507/509/511, 9324614[ ]505/509, D114601[ ]501/503/505/507/509, D114602[ ]503/507/511, or D114603[ ]501 (where “[ ]” indicates the décor finish code letters): Within 8,800 flight hours or 48 months, whichever is first, after the effective date of this AD, repack the assembly, replace the packaging placard, and re-identify the assembly in accordance with paragraphs 2.A. and 2.B. of the Accomplishment Instructions of Bombardier Service Bulletin 670BA-35-015, dated October 30, 2017.
Unsafe condition
This AD was prompted by reports of incorrect deployment of the forward and aft flight attendant oxygen masks. The FAA is issuing this AD to address incorrect packing of the flight attendant and lavatory oxygen box assemblies, which could result in incorrectly deployed oxygen masks, and cause occupant distress and delayed access to oxygen supply during a high altitude emergency.
Affected ADs
None.
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