Inspect the secondary air injection-(SAI) checkvalve for the following:Damage to the SAI check valve feed pipefitting-(1)Damage to the SAI check valve mounting boltholes-(2)Damage to the SAI check valve gasket sealingsurface-(3)Damage to the SAI check valve inletport-(4)Replace the SAI check valve as necessary.
Full-Cut Method Description
Important:If corrosion of the pinch-weld flange is present, or if sheetmetal repairs or replacements are required, refinish the pinch-weldflange in order to present a clean, primer-only surface.If paint repairs are required, mask the flange bonding area,prior to applying the color coat, in order to ...