Service difficulty reports · 2
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR 98ZZZX1862Cylinder · defectiveINSTALLED NEW CYLINDER ASSEMBLIES. HAD NO COMPRESSION NR 1 CYLINDER. REMOVED, FOUND METAL CHIP UNDER VALVE. SUSPECT CAUSE - IMPROPER CLEANING PROCEDURE PRIOR TO ASSEMBLY. SUBMITTER RECOMMENDATION - MORE USEFUL INSPECTION (QC).SDR 98ZZZX1597Cylinders · crackedWHILE INVESTIGATING AN OIL LEAK, STAINS WERE NOTED ON THE LOWER SIDE OF THE ENGINE CYLINDERS. THE 4 EACH CYLINDERS WERE REMOVED FOR FURTHER INVESTIGATION AND CRACKS WERE NOTED APPROXIMATELY 1.25 INCHES DOWN FROM THE BARREL TO END. THE CRACKS WERE ON THE UPPE