1. Technical Bulletin Bulletin No TCH 001 043 A Effective Date 3 20 97 Cancels N A Page 1 of 1 Subject CYLINDER HEAD GASKET FOR THE TU FLO 550 750 AIR COMPRESSORS A design change to the cylinder head gasket for the Tu Flo 550 750 compressors has resulted in a gasket orientation change When installing the cylinder head gasket the beaded side of the gasket must face the compressor crankcase when assembled Bead on one side Cylinder Head Cylinder Head Gasket Crankcase Cylinder Head Gasket