What was found
DURING AN ANNUAL INSPECTION, THE ENGINE OIL SUCTION SCREEN WAS FOUND TO CONTAIN A SPRING AND FRAGMENTS OF A RUBBER COMPOUND. TELEDYNE CONTINENTAL SB CSB 95-4 PERTAINS TO THIS SUBJECT, BUT IS NOT SUBJECT TO MODELS AFFECTED BY SERIAL NUMBER. THE SB WAS C/W ON BOTH ENGINES, AND EACH SEAL WAS FOUND DEFECTIVE IN EACH ENGINE. SUGGEST REVISING SERIAL NUMBER APPLICABILITY OF SB.