What was found
(CAN) DURING TOUBLESHOOTING OF HIGHER THAN NORMAL E.G.T. INDICATION, (CAUSED BY MAGNETO), THE RT EXHAUST PIPE COUPLING AT THE TRANSITION WAS FOUND LOOSE. COUPLING P/N MVT69183-200 WAS REMOVED FOR DETAILED INSPECTION, A CRACK APPROXIMATELY 1.5 INCHES LONG WAS DETECTED IN THE LOWER FLAT SURFACE OF THE MIDDLE SEGMENT.