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AD/DHC-8/36 Amdt 1 - Electrical Power - Battery Temperature Monitor
Bombardier DHC-8 Series AeroplanesBombardier DHC-8 Series Aeroplanes
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Bombardier DHC-8 Series Aeroplanes
| AD/DHC-8/36 Amdt 1 | Electrical Power - BatteryTemperature Monitor | 22/2017 |
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| Applicability: | All Bombardier DHC-8 Series 102, 103, 106, 301, 311, 314, and 315, serial numbers 003 through 389 inclusive, with Ametek/Weston battery temperature monitor part number (P/N) 522487 installed. |
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| Requirement: | Replace the battery temperature monitor P/N 522487 with a modified monitor P/N 522487-1, in accordance with Bombardier Service Bulletin (SB) 8-24-53 as in force from time to time.Note 1: Canadian AD CF-94-22R1 refers.Note 2: The words “as in force from time to time” require compliance with the most recent version of the SB. |
| Compliance: | Within 30 days after the commencement date of this AD, unless previously accomplished.Note 3: Previous compliance with the requirement in AD/DHC-8/36 constitutes compliance with the requirement in this AD. |
| This AD commences on 3 November 2017. | |
| Background: | Transport Canada Aviation advised that several incidents of battery temperature monitor failures have been reported, which caused heavy smoke in the flight compartment requiring emergency action to be taken by flight crew.This Directive requires the replacement of the monitors, averting the generation of smoke in the flight compartment.Amendment 1 of this AD is issued to reference the latest revision of the Canadian AD and to add DHC-8 model 315 aircraft to the applicability per the revised Canadian AD. |
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Ben Wilson
Delegate of the Civil Aviation Safety Authority
19 October 20017