69-19-02 VICKERS: Amdt. 39-823. Applies to Viscount Models 744 and 745D Series Airplanes equipped with aluminum heavy duty cable lugs connected to the engine starter selector relay.
Compliance: Required within the next 1,500 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent the overheating of the aluminum heavy duty cable lugs during engine starting replace the existing engine starting selector relay locking nut, bolt, and washers with a captive locking nut P/N 80236 Sht. 893, revised securing bolt P/N 72436-2749 and washers 74736-287, in accordance with British Aircraft Corp. Viscount Modification Bulletin No. D.3219 Issue 1, dated September 9, 1968, or later ARB-approved issue or an FAA-approved equivalent. The aluminum cable lug connections to engine starter selector relays are located in the main landing gear wheel bay at Nose Rib Station 131, LH and RH wings.
This amendment becomes effective September 20, 1969.