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Service Bulletin No. 655 - Undersized Turbocharger Journal Bearing
HARTZELL ENGINE TECH (HET) SERVICE BULLETIN (SB) No. 203 DATE: January 4, 2024 MODELS AFFECTED: Turbochargers manufactured, rebuilt or overhauled by HET and HET turbocharger Overhaul Kits shipped between 10/31/2022 and 5/17/2023 with less than 50 hours time in-service for the turbocharger. TIME OF COMPLIANCE: If applicable, immediately perform a one-time inspection of the affected turbocharger.