COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 400 Series Aeroplanes AD/CESSNA 400/49 Amdt 2 Pilot and Co-Pilot Windshield Attach Hole - Inspection and Modification 2/84 Applicability: 1. All models 1978 thru 1982 414 and 1977 thru 1982 421 aircraft with S/Nos 414A0001 thru 414A0833, 414A0835 thru 414A0851, 414A0853 thru 414A0856, 414A0858 and 421C0273 thru 421C1257. 2. All models 425 with S/Nos 425-0002 thru 425-0177. Note: This inspection is only applicable to aircraft with factory installed windshields. Document: 1. Cessna S.L. ME77-5 2. Cessna S.L. ME83-33 REV 1 3. Cessna S.L. PJ83-18 REV 1 Compliance: Unless already accomplished, within 50 hours time in service after 17 February 1984. Until compliance is accomplished, all flight operations are restricted to a maximum cabin differential pressure of 3.0 P.S.1. Background: This Directive is raised in issue to reflect revised aircraft applicability and compliance requirements.