COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES British Aerospace BAe 125 Series Aeroplanes AD/HS 125/102 Amdt 1 Warming Ovens 9/91 Applicability: All BAe 125 series aircraft fitted with warming ovens part no. 255B-LH-28/115, 255B-RH-28/115, and/or 255-362. Requirement: Replace warming ovens part no. 255B-LH-28/115; 255B-RH-28/115 and 255-362 with warming ovens part no. 255D-LH-28/115; 255D-RH-28/115 or 255-362A respectively. Note: BAe SB 25-54-9758A and B refers. This is classified as mandatory by the UK CAA. Compliance: The compliance date of the previous issue of this Directive was 2 May 1990. This revision is effective from 5 September 1991. Background: Instances of thermal runaway have occurred in unmodified ovens. Amendment 1 is issued to correct a typographical error in the Requirement Document reference number.