Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 351Get this manual

Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 351

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4 Remove main body cover (a) from main body (b) 6 Carefully remove diaphragm plate (a)
Diaphragm Plate Installation
1 Install diaphragm plate (a)Carefully seal diaphragm peripheral rib (b)