COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Emergency Equipment AD/EMY/10 Inflatable Escape Slide Regulators - Inspection 6/73 Applicability: All escape slides fitted with international inflatables regulator P/N 70003. Requirement: 1. Inspect all International Inflatables regulators P/N 70003 for evidence of corrosion both inside and outside of the regulator assembly. If any evidence of corrosion exists replace the regulator before further flight with a corrosion free regulator inspected in accordance with this Directive or a regulator approved by the Secretary. 2. Inspect all spare International Inflatables regulators P/No. 70003 in accordance with paragraph 1. Compliance: For Para. 1 - Before 1 September 1973 and thereafter at intervals not exceeding 4 months. For Para. 2 - Immediately before installation.