Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 176Get this manual
Bleeding Manual Tilt System IMPORTANT: While bleeding tilt system, time must be allowed between each stroke to allow air bubbles to dissipate
3Bleed unit by pushing rod down slowly (18-20 seconds per stroke) until stopped at baseAllow all air bubbles to exit accumulator base
1With shock rod in the full up position and manifold cam lever open (facing down), secure tilt system to retaining tool and container (a No10 can or lbcoffee can can be used)2Fill container to near full level using Quicksilver Power Trim and Steering Fluid or; (ATF) Type F, FA or Dexron IIIMPORTANT: Fluid level must remain above accumulator opening during bleeding process