1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 263Get this manual
Disassembly of Steering and Swivel Brackets100 and 155 Models 1Disconnect power trim, tilt and sender unit leads2Remove nut from bottom of pivot and steering shaft assembly Withdraw lower mount bracket from shaftShaft is splined to bracketRemove pivot shaft keeper 3Remove steering arm assembly and thrust washerUpper and lower seals in swivel bracket may be driven outUpper bushi ng slides out4Remove the angle adjusting rod, retainer and spring from the stern bracket5Remove starboard side tilt tube nut
6Remove three stern bracket to power tilt and trim manifold screws from port and starboard stern bracketsRemove tilt tube to separate stern brackets from swivel bracketI necessary, use OMC Special Tool PIN 393998 (Tilt Tube Puller) to remove the tilt tubeAvoid loss of thrust washers and bushingsBe careful not to damage power trim and tilt cable when removing port side stern bracket7Remove tilt cylinder pin spring clipRemove pin thru swivel bracket to release tilt cylinder8Remove power tilt and trim assembly
Reassembly of Steering and Swivel Brackets100 and 155 Models