Tuesday, December 4, 2012

Cessna SEL-81-02



TITLE- TRANSMITTAL OF HET ALERT SERVICE BULLETIN NO. 048 AND LYCOMING MANDATORY SERVICE BULLETIN NO. 604
EFFECTIVITY: All model T182T airplanes that have had the original engine or turbocharger replaced with engines or turbochargers affected by the attached Hartzell Engine Technologies (HET) Alert Service Bulletin No. 048 (or latest revision) or
Lycoming Mandatory Service Bulletin No. 604 (or latest revision).


                      REASON The purpose of this service letter is to transmit the attached Hartzell Engine Technologies (HET) Alert Service Bulletin No. 048 and Lycoming Mandatory Service Bulletin No. 604. Non-compliance with HET Alert Service Bulletin No. 048 and Lycoming Mandatory Service Bulletin No.604 may allow the turbocharger turbine head to separate from the shaft. This may result in rapid reduction in or complete loss of engine power. Additionally there is the possibility of the loss of engine oil and fire.
DESCRIPTION HET has discovered that there is the potential for a compromised shaft-to-wheel head weld for HET P/N 410188-0019 T-wheel.
COMPLIANCE :INFORMATIONAL. This service letter is for informational purposes only.
REFERENCES Model 182/T182 Series 1997 and On Maintenance Manual Model 182S

Qualty,Safety and Training

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