2006 Johnson SD 30 HP 4 Stroke Outboards Service Manual, PN 5006592, Page 268Get this manual
Outboard Hydraulic TiltTrim Shock Absorption System and Safety
What is most important?
Shock absorption system must always be ready to absorb some blows to the lower parts of the outboard Outboard must not trim in too far suddenly
What can happen?
Without shock protection, blow like this could cause serious damage to the outboard and injury to boat occupants from the outboard or its parts entering the boatTransom could break away and outboard may be lost overboard
Boat may SINK
At high speeds, sudden trimming in too far may dive boat under water or spin it around
How can possible conditions be minimized?