Yamaha F150B Service Manual

Also see for F150B: Owner's manual Service manual Owner's manual

9-52PTT cylinder012345678910ARemoving the tilt ram and trim ramMake sure that the PTT rams are fullyextended before removing the tilt cylinderend screw otherwise fluid can spurt outfrom the unit due to internal pressure.1. Remove the PTT reservoir. See “Remov-ing the reservoir” (9-41).2. Remove the PTT motor assembly. See“Removing the PTT motor” (9-41).3. Remove the PTT gear pump. See“Disassembling the gear pumpassembly” (9-47).4. Hold the PTT body a.5. Loosen the tilt cylinder end screw b, andthen remove the tilt ram assembly.6. Loosen the trim cylinder end screws d,and then remove the trim ramassemblies.7. Drain the fluid.8. Install the trim ram assemblies, and thentighten the trim cylinder end screwstemporarily.9. Cover the tilt cylinder opening with a rage, and then blow compressed air throughthe hole a to remove the free piston f.WARNING! Never look into the tiltcylinder opening while removing thefree piston because the free piston andPTT fluid could be forcefully expelledout.10. Loosen the trim cylinder end screws, andthen remove the trim ram assemblies g.Disassembling the tilt ram1. Hold the tilt ram end.Trim and tilt wrench c: 90890-06587Trim and tilt wrench c: 90890-06587abcadcefagg