1997+ Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-826148R2, Page 272Get this manual
Hydraulic Assist Adjustments WARNING
This hydraulic assist system 's contents are under pressureDo not puncture disassemble or apply heat or flameIMPORTANT: If debris or leaking is found, unit must be replaced This hydraulic assist system is NOT SERVICEABLEReplace is necessary1C heck manual rele ase cam adjustmentC am must open and close fre elyAdjust cam link rod as necessary