Gfa ad 430 Cancelled 07 02 2017
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gfa ad 430 Cancelled 07.02.2017.pdf
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EXTENSION OF SERVICE LIFE TO 12000 HOURS AND MAINTENANCE MANUAL AMENDMENTS
CANCELLED - Refer Type Certificate Holders current data
Overseas fatigue testing has shown that the service life of the ASK-21 may be extended to 12000 hours provided the airworthiness of each individual aircraft is verified in a special multistage inspection program. ASK-21 Technical Note No. 24 forms part of this AD.