Airworthiness Directive Pursuant to section 72i (3) (a) of the Civil Aviation Act 1990, and to a delegation from the Director of Civil Aviation, I, Geoffrey Neil Connor, Safety Analyst Continuing Airworthiness, hereby issue the following airworthiness directives in respect of aircraft or aeronautical products: DCA/AL-T/23 DCA/CESS180/131A DCA/BK117/4A DCA/HU269/101 DCA/S-76/1 DCA/CON/175A These airworthiness directives shall come into force on 21 November 1997. Details of these airworthiness directives may be viewed at Aviation House, 1 Market Grove, Lower Hutt. Dated this 17th day of November 1997. GEOFFREY N. CONNOR, Safety Analyst Continuing Airworthiness.