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AD/CL-600/41 Amdt 1 - Fire Warning Control Unit
Bombardier (Canadair) CL-600 (ChallengerBombardier (Canadair) CL-600 (Challenger) Series Aeroplanes
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Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes
| AD/CL-600/41 Amdt 1 | Fire Warning Control Unit | 8/2007 DM |
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| Applicability: | CL-600-2B19 Regional Jet (RJ) aircraft, serial numbers 7003 through 7067 inclusive, and 7069 through 7545 inclusive. |
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| Requirement: | 1. If not previously accomplished in accordance with the original issue of this Directive, install protective tape on the fire and overheat control unit, part number (P/N) 472597-01, in accordance with Bombardier Alert Service Bulletin (ASB) A601R-26-17 Revision A, dated 8 September 2000 or ASBA601R-26-017 Revision B, dated 6 February 2003. |
| 2. Inspect the condition of the protective tape on the fire and overheat control unit P/N 472597-01 to ensure that the tape makes a satisfactory seal to prevent entry of liquid at the fasteners and the hinge of the unit, in accordance with ASB A601R-26-017 Revision B. If the seal is not in satisfactory condition, remove damaged tape and install new protective tape in accordance with ASBA601R-26-017 Revision B. | |
| 3. Repeat the Requirement 2 inspection and, if the seal is not in satisfactory condition, remove damaged tape and install new protective tape in accordance with ASB A601R-26-017 Revision B. | |
| 4. Remove the fire and overheat control unit, P/N 472597-01, and replace it with fire and overheat control unit, P/N 472597-02, in accordance with Bombardier Service Bulletin (SB) 601R-26-018, dated 2 December 2002, or SB 601R 26-018 Revision A, dated 27 February 2003. | |
| Installation of fire and overheat control unit, P/N 472597-02, in accordance with Requirement 4 constitutes terminating action for this Directive. | |
| Later revisions of the service bulletins referenced in Requirements 1 through 4 may be utilised for compliance with this Amendment if they are approved by the Chief, Continuing Airworthiness, Aircraft Certification, Transport Canada. | |
| Note: Transport Canada AD CF-2000-35-R1 refers. | |
| Compliance: | For Requirement 1 - Within 250 hours time in service (TIS) or 30 days after the effective date of this Amendment, whichever occurs first. |