COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 210 Series Aeroplanes AD/CESSNA 210/62 Slick Pressurized Magnetos 4/89 Applicability: All Cessna T210L, T210M, T210N, and P210N series aircraft fitted with Slick model 6220 or 6224 pressurized magnetos. Requirement: 1. Fabricate and install on the instrument panel in clear view of the pilot, a clearly legible placard with the following wording; "PRIOR TO EACH FLIGHT, CONDUCT MAGNETO CHECKS IN ACCORDANCE WITH AFM AMENDMENT INTRODUCED BY AD/CESSNA 210/63." 2. Action in accordance with Slick SB 1-88 Paragraph III, 100 hour inspection. Note: AD/CESSNA 210/63, FAA AD 88-25-04 and Teledyne Continental Service Bulletin M88-14 also refer. Compliance: Requirement 1. Within 100 hours TIS after 20 April 1989 and concurrent with AD/CESSNA 210/63. Requirement 2. (a) Within 100 hours TIS after 20 April 1989, and then at intervals not exceeding 100 hours TIS following this initial inspection. (b) Whenever the magnetos fail the AFM check introduced by AD/CESSNA 210/63. Background: Slick have advised that the magneto installations on the applicable aircraft are susceptible to moisture contamination which could result in engine stoppage.