1978 Johnson 175, 200, 235 HP Outboard Service Repair Manual P/N JM-7810, Page 174Get this manual
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STRIING
after tl1e it ss valve clos es, piston is to "leak dw" at id ratel tdw l
High pressure fluic valve (2500 psi)
pulled upwarc Slk absorber valve ss valve 4 Letdow