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r 7500 hours since new or overhaul (which this one has not) it would not require shot peened again until it reaches that threshold. Best Regards, Thomas Grunwald Pratt & Whitney Global Operations Center Phone: Email: Please do not address e-mail direct) to Thomas Grunwald but rather send them to the Pratt &
cal opinion is furnished to you based on the information that was provided to Pratt & Whitney. This opinion does not constitute FAA / DER approval. The Global Operations Center (GOC) has reviewed the scenario described below and would concur with the interpretation of the JT8D Engine Manual that if the disk has not accumula
or 7500 hours since new or overhaul (which this one has not) it would not require shot peened again until it reaches that threshold. Best Regards, Thomas Grunwald Pratt & Whitney Global Operations Center Phone: 860-565-0140 Email: Please do not address e-mail direct) to Thomas Grunwald but rather send them to
furnished to you based on the information that was provided to Pratt & Whitney. This opinion does not constitute FAA/ DER approval. EFTA00818323 The Global Operations Center (GOC) has reviewed the scenario described below and would concur with the interpretation of the JT8D Engine Manual that if the disk has not accumula
or 7500 hours since new or overhaul (which this one has not) it would not require shot peened again until it reaches that threshold. Best Regards, Thomas Grunwald Pratt & Whitney Global Operations Center Phone: 860-565-0140 Email: Please do not address e-mail direct) to Thomas Grunwald but rather send them to
ical opinion is furnished to you based on the information that was provided to Pratt & Whitney. This opinion does not constitute FAA/ DER approval. The Global Operations Center (GOC) has reviewed the scenario described below and would concur with the interpretation of the JT8D Engine Manual that if the disk has not accumula
or 7500 hours since new or overhaul (which this one has not) it would not require shot peened again until it reaches that threshold. Best Regards, Thomas Grunwald Pratt & Whitney Global Operations Center Phone: 860-565-0140 Email: Please do not address e-mail direct) to Thomas Grunwald but rather send them to
cal opinion is furnished to you based on the information that was provided to Pratt & Whitney. This opinion does not constitute FAA / DER approval. The Global Operations Center (GOC) has reviewed the scenario described below and would concur with the interpretation of the JT8D Engine Manual that if the disk has not accumula
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Larry Visoski
PERSONManny
PERSONPratt & Whitney
ORGANIZATIONMark Williams
PERSONJerson M. Martinez
PERSONChris Albert
PERSONTimothy Britton
PERSONNicad
PERSONShop Peen
ORGANIZATIONFJTurbines
ORGANIZATIONthe JT8D Engine Manual
ORGANIZATIONUnited Technologies Corporation
ORGANIZATIONTIMOTHY W PW
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ORGANIZATIONFrank RIVERA
PERSONPratt & Whitney Global Operations Center
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