COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 150, F150, 152 & F152 Series Aeroplanes AD/CESSNA 150/37 Fuel Quantity Placarding 5/81 Applicability: Model 152 with S/Nos. 15283592 to 15284627. Model A152 with S/Nos. A1520879 to A1520952. Requirement: 1. With reference to Figure 1, identify the correct fuel tank access cover for the aircraft. 2. Inspect the placarding adjacent to the fuel filler openings to verify that the markings agree with the actual tank capacity at Figure 1. 3. Inspect the fuel gauge markings and the placard adjacent to the fuel selector valve to verify that the markings agree with the usable fuel quantities for the tanks installed. 4. Replace any incorrectly marked fuel gauge, fuel selector valve placard or fuel tank filler placard with one compatible with the correct fuel tank capacity. Access Cover 152 & A152 172N & 172P R172K 152 & A152 172N & 172P 13/Side 21.5/Side 26/Side 19.5/Side 27/Side 24.5 gallons 40 gallons 49 gallons 37.5 gallons 50 gallons (Left Side Shown Right Side Opposite) Figure 1. Note: FAA AD 81-05-01, Amendment 39-4049 refers. Compliance: Within 100 hours time in service after 31 May 1981. COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Background: Incorrect fuel quantity markings may affect fuel endurance for flight planning purposes.